./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product09.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_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/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_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/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_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/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 db09c246a09e1a5256409434d3f5c428f7be014f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:21:43,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:21:43,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:21:43,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:21:43,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:21:43,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:21:43,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:21:43,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:21:43,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:21:43,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:21:43,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:21:43,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:21:43,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:21:43,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:21:43,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:21:43,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:21:43,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:21:43,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:21:43,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:21:43,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:21:43,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:21:43,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:21:43,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:21:43,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:21:43,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:21:43,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:21:43,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:21:43,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:21:43,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:21:43,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:21:43,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:21:43,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:21:43,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:21:43,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:21:43,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:21:43,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:21:43,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:21:43,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:21:43,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:21:43,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:21:43,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:21:43,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:21:43,826 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:21:43,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:21:43,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:21:43,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:21:43,830 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:21:43,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:21:43,831 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:21:43,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:21:43,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:21:43,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:21:43,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:21:43,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:21:43,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:21:43,840 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:21:43,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:21:43,841 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:21:43,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:21:43,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:21:43,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:21:43,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:21:43,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:21:43,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:21:43,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:21:43,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:21:43,843 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:21:43,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:21:43,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:21:43,844 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:21:43,844 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_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db09c246a09e1a5256409434d3f5c428f7be014f [2021-10-11 00:21:44,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:21:44,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:21:44,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:21:44,223 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:21:44,233 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:21:44,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c [2021-10-11 00:21:44,347 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC/data/c63aaebd2/bfa56120b992491da44c150ac56dab53/FLAGe3d645f05 [2021-10-11 00:21:44,873 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:21:44,873 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c [2021-10-11 00:21:44,891 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC/data/c63aaebd2/bfa56120b992491da44c150ac56dab53/FLAGe3d645f05 [2021-10-11 00:21:45,166 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC/data/c63aaebd2/bfa56120b992491da44c150ac56dab53 [2021-10-11 00:21:45,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:21:45,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:21:45,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:45,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:21:45,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:21:45,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76edd0f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45, skipping insertion in model container [2021-10-11 00:21:45,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:21:45,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:21:45,562 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_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c[12706,12719] [2021-10-11 00:21:45,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:45,624 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:21:45,692 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_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c[12706,12719] [2021-10-11 00:21:45,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:45,776 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:21:45,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45 WrapperNode [2021-10-11 00:21:45,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:45,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:21:45,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:21:45,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:21:45,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:21:45,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:21:45,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:21:45,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:21:45,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:21:45,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:21:45,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:21:45,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:21:45,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:21:46,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:21:46,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:21:46,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:21:46,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:21:46,863 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:21:46,864 INFO L299 CfgBuilder]: Removed 66 assume(true) statements. [2021-10-11 00:21:46,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:46 BoogieIcfgContainer [2021-10-11 00:21:46,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:21:46,868 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:21:46,868 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:21:46,872 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:21:46,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:21:45" (1/3) ... [2021-10-11 00:21:46,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c22f848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:21:46, skipping insertion in model container [2021-10-11 00:21:46,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (2/3) ... [2021-10-11 00:21:46,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c22f848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:21:46, skipping insertion in model container [2021-10-11 00:21:46,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:46" (3/3) ... [2021-10-11 00:21:46,876 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product09.cil.c [2021-10-11 00:21:46,895 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:21:46,899 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:21:46,910 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:21:46,951 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:21:46,951 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:21:46,952 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:21:46,952 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:21:46,952 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:21:46,952 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:21:46,952 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:21:46,953 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:21:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2021-10-11 00:21:46,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 00:21:46,972 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:46,973 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:46,974 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:46,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:46,979 INFO L82 PathProgramCache]: Analyzing trace with hash 881855315, now seen corresponding path program 1 times [2021-10-11 00:21:46,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:46,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191058563] [2021-10-11 00:21:46,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:47,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:47,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191058563] [2021-10-11 00:21:47,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:47,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:21:47,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231742969] [2021-10-11 00:21:47,290 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:21:47,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:47,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:21:47,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:21:47,309 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2021-10-11 00:21:47,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:47,335 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2021-10-11 00:21:47,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:21:47,336 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 00:21:47,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:47,355 INFO L225 Difference]: With dead ends: 108 [2021-10-11 00:21:47,355 INFO L226 Difference]: Without dead ends: 53 [2021-10-11 00:21:47,358 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:21:47,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-11 00:21:47,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-11 00:21:47,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-10-11 00:21:47,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2021-10-11 00:21:47,413 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2021-10-11 00:21:47,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:47,414 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2021-10-11 00:21:47,414 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:21:47,414 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2021-10-11 00:21:47,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 00:21:47,416 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:47,416 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:47,416 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:21:47,417 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:47,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:47,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1127498704, now seen corresponding path program 1 times [2021-10-11 00:21:47,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:47,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986455888] [2021-10-11 00:21:47,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:47,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:47,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986455888] [2021-10-11 00:21:47,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:47,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:21:47,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276379215] [2021-10-11 00:21:47,577 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:21:47,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:47,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:21:47,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:47,578 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2021-10-11 00:21:47,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:47,587 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2021-10-11 00:21:47,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:21:47,588 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 00:21:47,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:47,589 INFO L225 Difference]: With dead ends: 53 [2021-10-11 00:21:47,589 INFO L226 Difference]: Without dead ends: 27 [2021-10-11 00:21:47,590 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:47,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-10-11 00:21:47,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-10-11 00:21:47,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-10-11 00:21:47,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2021-10-11 00:21:47,594 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2021-10-11 00:21:47,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:47,595 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2021-10-11 00:21:47,595 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:21:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-10-11 00:21:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 00:21:47,596 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:47,596 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:47,596 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:21:47,597 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:47,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:47,597 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2021-10-11 00:21:47,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:47,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713833173] [2021-10-11 00:21:47,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:47,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:47,712 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713833173] [2021-10-11 00:21:47,713 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:47,713 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:21:47,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191207979] [2021-10-11 00:21:47,714 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:47,714 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:47,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:47,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:47,715 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2021-10-11 00:21:47,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:47,811 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2021-10-11 00:21:47,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:21:47,811 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2021-10-11 00:21:47,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:47,813 INFO L225 Difference]: With dead ends: 109 [2021-10-11 00:21:47,813 INFO L226 Difference]: Without dead ends: 88 [2021-10-11 00:21:47,814 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 00:21:47,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-10-11 00:21:47,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2021-10-11 00:21:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2021-10-11 00:21:47,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2021-10-11 00:21:47,830 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2021-10-11 00:21:47,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:47,831 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2021-10-11 00:21:47,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2021-10-11 00:21:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 00:21:47,834 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:47,834 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:47,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:21:47,835 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:47,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:47,837 INFO L82 PathProgramCache]: Analyzing trace with hash -1956889594, now seen corresponding path program 1 times [2021-10-11 00:21:47,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:47,838 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472256097] [2021-10-11 00:21:47,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:47,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472256097] [2021-10-11 00:21:47,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:47,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:21:47,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787531385] [2021-10-11 00:21:47,970 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:47,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:47,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:47,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:47,971 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2021-10-11 00:21:48,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:48,024 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2021-10-11 00:21:48,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:21:48,025 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 00:21:48,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:48,026 INFO L225 Difference]: With dead ends: 130 [2021-10-11 00:21:48,026 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:21:48,027 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 00:21:48,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:21:48,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:21:48,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:21:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:21:48,028 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2021-10-11 00:21:48,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:48,029 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:21:48,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:21:48,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:21:48,030 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:21:48,032 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:21:48,275 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2021-10-11 00:21:48,275 INFO L262 CegarLoopResult]: For program point L482(lines 482 486) no Hoare annotation was computed. [2021-10-11 00:21:48,276 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:21:48,276 INFO L262 CegarLoopResult]: For program point L846(lines 846 852) no Hoare annotation was computed. [2021-10-11 00:21:48,276 INFO L262 CegarLoopResult]: For program point L780(lines 779 824) no Hoare annotation was computed. [2021-10-11 00:21:48,276 INFO L262 CegarLoopResult]: For program point L846-2(lines 846 852) no Hoare annotation was computed. [2021-10-11 00:21:48,276 INFO L262 CegarLoopResult]: For program point L846-4(lines 846 852) no Hoare annotation was computed. [2021-10-11 00:21:48,277 INFO L262 CegarLoopResult]: For program point L781(lines 781 785) no Hoare annotation was computed. [2021-10-11 00:21:48,277 INFO L262 CegarLoopResult]: For program point L815(lines 815 819) no Hoare annotation was computed. [2021-10-11 00:21:48,277 INFO L262 CegarLoopResult]: For program point L815-2(lines 651 657) no Hoare annotation was computed. [2021-10-11 00:21:48,277 INFO L262 CegarLoopResult]: For program point L799(lines 799 805) no Hoare annotation was computed. [2021-10-11 00:21:48,277 INFO L258 CegarLoopResult]: At program point L799-1(lines 799 805) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:21:48,278 INFO L258 CegarLoopResult]: At program point L651(lines 650 669) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:21:48,278 INFO L262 CegarLoopResult]: For program point L651-1(lines 651 657) no Hoare annotation was computed. [2021-10-11 00:21:48,278 INFO L258 CegarLoopResult]: At program point L651-2(lines 650 669) the Hoare annotation is: false [2021-10-11 00:21:48,278 INFO L258 CegarLoopResult]: At program point L651-3(lines 650 669) the Hoare annotation is: false [2021-10-11 00:21:48,279 INFO L265 CegarLoopResult]: At program point L635(lines 616 638) the Hoare annotation is: true [2021-10-11 00:21:48,279 INFO L258 CegarLoopResult]: At program point L602(lines 598 604) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:21:48,279 INFO L262 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2021-10-11 00:21:48,279 INFO L262 CegarLoopResult]: For program point L536-1(line 536) no Hoare annotation was computed. [2021-10-11 00:21:48,279 INFO L262 CegarLoopResult]: For program point L470(lines 470 474) no Hoare annotation was computed. [2021-10-11 00:21:48,279 INFO L262 CegarLoopResult]: For program point L536-2(line 536) no Hoare annotation was computed. [2021-10-11 00:21:48,280 INFO L258 CegarLoopResult]: At program point L553-2(lines 553 567) the Hoare annotation is: false [2021-10-11 00:21:48,280 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:21:48,280 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:21:48,280 INFO L262 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2021-10-11 00:21:48,280 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2021-10-11 00:21:48,281 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:21:48,281 INFO L262 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2021-10-11 00:21:48,281 INFO L262 CegarLoopResult]: For program point L557-1(lines 651 657) no Hoare annotation was computed. [2021-10-11 00:21:48,281 INFO L262 CegarLoopResult]: For program point L458(lines 458 462) no Hoare annotation was computed. [2021-10-11 00:21:48,281 INFO L262 CegarLoopResult]: For program point L458-3(lines 458 462) no Hoare annotation was computed. [2021-10-11 00:21:48,281 INFO L262 CegarLoopResult]: For program point L458-6(lines 458 462) no Hoare annotation was computed. [2021-10-11 00:21:48,282 INFO L262 CegarLoopResult]: For program point L789(lines 789 795) no Hoare annotation was computed. [2021-10-11 00:21:48,282 INFO L258 CegarLoopResult]: At program point L789-1(lines 789 795) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:21:48,282 INFO L258 CegarLoopResult]: At program point L658(lines 658 664) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:21:48,282 INFO L258 CegarLoopResult]: At program point L658-1(lines 658 664) the Hoare annotation is: false [2021-10-11 00:21:48,282 INFO L258 CegarLoopResult]: At program point L658-2(lines 658 664) the Hoare annotation is: false [2021-10-11 00:21:48,283 INFO L262 CegarLoopResult]: For program point L626(lines 626 633) no Hoare annotation was computed. [2021-10-11 00:21:48,283 INFO L265 CegarLoopResult]: At program point L626-1(lines 626 633) the Hoare annotation is: true [2021-10-11 00:21:48,283 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:21:48,283 INFO L258 CegarLoopResult]: At program point L825(lines 778 826) the Hoare annotation is: false [2021-10-11 00:21:48,283 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2021-10-11 00:21:48,284 INFO L258 CegarLoopResult]: At program point L495(lines 490 498) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:21:48,284 INFO L258 CegarLoopResult]: At program point L495-1(lines 490 498) the Hoare annotation is: false [2021-10-11 00:21:48,284 INFO L258 CegarLoopResult]: At program point L495-2(lines 490 498) the Hoare annotation is: false [2021-10-11 00:21:48,284 INFO L262 CegarLoopResult]: For program point L842(lines 842 855) no Hoare annotation was computed. [2021-10-11 00:21:48,284 INFO L262 CegarLoopResult]: For program point L809(lines 809 820) no Hoare annotation was computed. [2021-10-11 00:21:48,285 INFO L258 CegarLoopResult]: At program point L842-1(lines 1 858) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:21:48,285 INFO L262 CegarLoopResult]: For program point L842-2(lines 842 855) no Hoare annotation was computed. [2021-10-11 00:21:48,285 INFO L258 CegarLoopResult]: At program point L842-3(lines 1 858) the Hoare annotation is: false [2021-10-11 00:21:48,285 INFO L262 CegarLoopResult]: For program point L842-4(lines 842 855) no Hoare annotation was computed. [2021-10-11 00:21:48,285 INFO L258 CegarLoopResult]: At program point L842-5(lines 1 858) the Hoare annotation is: false [2021-10-11 00:21:48,286 INFO L258 CegarLoopResult]: At program point L67(lines 1 858) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:21:48,286 INFO L258 CegarLoopResult]: At program point L728(lines 723 731) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:21:48,286 INFO L258 CegarLoopResult]: At program point L728-1(lines 723 731) the Hoare annotation is: false [2021-10-11 00:21:48,286 INFO L258 CegarLoopResult]: At program point L728-2(lines 723 731) the Hoare annotation is: false [2021-10-11 00:21:48,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:21:48 BoogieIcfgContainer [2021-10-11 00:21:48,303 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:21:48,304 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:21:48,304 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:21:48,304 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:21:48,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:46" (3/4) ... [2021-10-11 00:21:48,308 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:21:48,322 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:21:48,322 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:21:48,323 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:21:48,323 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:21:48,324 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:21:48,324 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:21:48,325 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:21:48,351 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:21:48,392 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc7bb06-3d17-43f7-9e2d-49daa98e9e6c/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:21:48,393 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:21:48,395 INFO L168 Benchmark]: Toolchain (without parser) took 3223.45 ms. Allocated memory was 77.6 MB in the beginning and 119.5 MB in the end (delta: 41.9 MB). Free memory was 42.7 MB in the beginning and 60.1 MB in the end (delta: -17.4 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:48,395 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 77.6 MB. Free memory was 59.7 MB in the beginning and 59.7 MB in the end (delta: 40.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:21:48,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.15 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 42.5 MB in the beginning and 66.7 MB in the end (delta: -24.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:48,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.29 ms. Allocated memory is still 98.6 MB. Free memory was 66.7 MB in the beginning and 63.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:48,397 INFO L168 Benchmark]: Boogie Preprocessor took 55.72 ms. Allocated memory is still 98.6 MB. Free memory was 63.8 MB in the beginning and 62.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:48,397 INFO L168 Benchmark]: RCFGBuilder took 932.79 ms. Allocated memory is still 98.6 MB. Free memory was 62.0 MB in the beginning and 51.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:48,398 INFO L168 Benchmark]: TraceAbstraction took 1435.40 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 51.1 MB in the beginning and 65.2 MB in the end (delta: -14.1 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:48,398 INFO L168 Benchmark]: Witness Printer took 88.91 ms. Allocated memory is still 119.5 MB. Free memory was 65.2 MB in the beginning and 60.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:48,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 77.6 MB. Free memory was 59.7 MB in the beginning and 59.7 MB in the end (delta: 40.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 606.15 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 42.5 MB in the beginning and 66.7 MB in the end (delta: -24.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.29 ms. Allocated memory is still 98.6 MB. Free memory was 66.7 MB in the beginning and 63.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.72 ms. Allocated memory is still 98.6 MB. Free memory was 63.8 MB in the beginning and 62.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 932.79 ms. Allocated memory is still 98.6 MB. Free memory was 62.0 MB in the beginning and 51.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1435.40 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 51.1 MB in the beginning and 65.2 MB in the end (delta: -14.1 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. * Witness Printer took 88.91 ms. Allocated memory is still 119.5 MB. Free memory was 65.2 MB in the beginning and 60.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 536]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 536]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 536]: 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: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 217 SDtfs, 214 SDslu, 219 SDs, 0 SdLazy, 33 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred 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, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 24 PreInvPairs, 59 NumberOfFragments, 87 HoareAnnotationTreeSize, 24 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3150 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...