./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer --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 2db56498d5efee7ebbfc800217bb7d691cfe36ed ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:59:41,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:59:41,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:59:41,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:59:41,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:59:41,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:59:41,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:59:41,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:59:41,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:59:41,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:59:41,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:59:41,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:59:41,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:59:41,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:59:41,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:59:41,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:59:41,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:59:41,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:59:41,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:59:41,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:59:41,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:59:41,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:59:41,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:59:41,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:59:41,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:59:41,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:59:41,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:59:41,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:59:41,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:59:41,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:59:41,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:59:41,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:59:41,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:59:41,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:59:41,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:59:41,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:59:41,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:59:41,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:59:41,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:59:41,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:59:41,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:59:41,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 19:59:41,749 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:59:41,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:59:41,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:59:41,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:59:41,755 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:59:41,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:59:41,755 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:59:41,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:59:41,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:59:41,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:59:41,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:59:41,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:59:41,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:59:41,758 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:59:41,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:59:41,759 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:59:41,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:59:41,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:59:41,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:59:41,760 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:59:41,760 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:59:41,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:59:41,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:59:41,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:59:41,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:59:41,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:59:41,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:59:41,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:59:41,762 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:59:41,762 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-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2db56498d5efee7ebbfc800217bb7d691cfe36ed [2020-11-29 19:59:42,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:59:42,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:59:42,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:59:42,035 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:59:42,039 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:59:42,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c [2020-11-29 19:59:42,123 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/data/696d42185/1e656701f95c4208a6c9cf6280987cab/FLAG90069643b [2020-11-29 19:59:42,664 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:59:42,664 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c [2020-11-29 19:59:42,680 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/data/696d42185/1e656701f95c4208a6c9cf6280987cab/FLAG90069643b [2020-11-29 19:59:42,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/data/696d42185/1e656701f95c4208a6c9cf6280987cab [2020-11-29 19:59:42,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:59:42,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:59:42,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:59:42,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:59:42,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:59:42,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:59:42" (1/1) ... [2020-11-29 19:59:42,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e15c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:42, skipping insertion in model container [2020-11-29 19:59:42,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:59:42" (1/1) ... [2020-11-29 19:59:42,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:59:43,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:59:43,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:59:43,415 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:59:43,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:59:43,523 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:59:43,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43 WrapperNode [2020-11-29 19:59:43,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:59:43,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:59:43,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:59:43,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:59:43,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (1/1) ... [2020-11-29 19:59:43,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (1/1) ... [2020-11-29 19:59:43,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:59:43,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:59:43,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:59:43,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:59:43,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (1/1) ... [2020-11-29 19:59:43,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (1/1) ... [2020-11-29 19:59:43,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (1/1) ... [2020-11-29 19:59:43,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (1/1) ... [2020-11-29 19:59:43,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (1/1) ... [2020-11-29 19:59:43,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (1/1) ... [2020-11-29 19:59:43,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (1/1) ... [2020-11-29 19:59:43,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:59:43,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:59:43,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:59:43,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:59:43,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/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 [2020-11-29 19:59:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:59:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:59:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:59:43,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:59:44,547 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:59:44,547 INFO L298 CfgBuilder]: Removed 72 assume(true) statements. [2020-11-29 19:59:44,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:59:44 BoogieIcfgContainer [2020-11-29 19:59:44,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:59:44,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 19:59:44,552 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 19:59:44,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 19:59:44,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 07:59:42" (1/3) ... [2020-11-29 19:59:44,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1008752e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:59:44, skipping insertion in model container [2020-11-29 19:59:44,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:43" (2/3) ... [2020-11-29 19:59:44,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1008752e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:59:44, skipping insertion in model container [2020-11-29 19:59:44,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:59:44" (3/3) ... [2020-11-29 19:59:44,559 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product01.cil.c [2020-11-29 19:59:44,570 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 19:59:44,575 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-29 19:59:44,587 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-29 19:59:44,622 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 19:59:44,622 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 19:59:44,622 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 19:59:44,624 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 19:59:44,624 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 19:59:44,624 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 19:59:44,625 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 19:59:44,625 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 19:59:44,646 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2020-11-29 19:59:44,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:59:44,652 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:59:44,653 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:59:44,654 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:59:44,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:59:44,665 INFO L82 PathProgramCache]: Analyzing trace with hash -2101252973, now seen corresponding path program 1 times [2020-11-29 19:59:44,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:59:44,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499362923] [2020-11-29 19:59:44,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:59:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:59:44,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:59:44,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499362923] [2020-11-29 19:59:44,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:59:44,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 19:59:44,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539438132] [2020-11-29 19:59:44,983 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 19:59:44,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:59:44,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 19:59:44,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 19:59:44,998 INFO L87 Difference]: Start difference. First operand 60 states. Second operand 2 states. [2020-11-29 19:59:45,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:59:45,020 INFO L93 Difference]: Finished difference Result 111 states and 164 transitions. [2020-11-29 19:59:45,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 19:59:45,021 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-29 19:59:45,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:59:45,029 INFO L225 Difference]: With dead ends: 111 [2020-11-29 19:59:45,030 INFO L226 Difference]: Without dead ends: 53 [2020-11-29 19:59:45,033 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 [2020-11-29 19:59:45,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-11-29 19:59:45,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-11-29 19:59:45,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-29 19:59:45,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2020-11-29 19:59:45,070 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2020-11-29 19:59:45,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:59:45,071 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2020-11-29 19:59:45,071 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 19:59:45,071 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2020-11-29 19:59:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:59:45,072 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:59:45,072 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:59:45,073 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 19:59:45,073 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:59:45,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:59:45,074 INFO L82 PathProgramCache]: Analyzing trace with hash -1462582574, now seen corresponding path program 1 times [2020-11-29 19:59:45,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:59:45,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862370747] [2020-11-29 19:59:45,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:59:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:59:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:59:45,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862370747] [2020-11-29 19:59:45,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:59:45,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:59:45,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311769958] [2020-11-29 19:59:45,180 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:59:45,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:59:45,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:59:45,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:59:45,181 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2020-11-29 19:59:45,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:59:45,190 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2020-11-29 19:59:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:59:45,191 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-29 19:59:45,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:59:45,192 INFO L225 Difference]: With dead ends: 53 [2020-11-29 19:59:45,192 INFO L226 Difference]: Without dead ends: 27 [2020-11-29 19:59:45,193 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 [2020-11-29 19:59:45,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-11-29 19:59:45,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-11-29 19:59:45,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-11-29 19:59:45,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2020-11-29 19:59:45,198 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2020-11-29 19:59:45,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:59:45,199 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2020-11-29 19:59:45,199 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:59:45,199 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2020-11-29 19:59:45,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:59:45,200 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:59:45,200 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] [2020-11-29 19:59:45,200 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 19:59:45,200 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:59:45,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:59:45,201 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2020-11-29 19:59:45,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:59:45,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850245689] [2020-11-29 19:59:45,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:59:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:59:45,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:59:45,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850245689] [2020-11-29 19:59:45,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:59:45,374 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 19:59:45,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994116761] [2020-11-29 19:59:45,374 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 19:59:45,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:59:45,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 19:59:45,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:59:45,375 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2020-11-29 19:59:45,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:59:45,518 INFO L93 Difference]: Finished difference Result 90 states and 136 transitions. [2020-11-29 19:59:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 19:59:45,519 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-11-29 19:59:45,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:59:45,522 INFO L225 Difference]: With dead ends: 90 [2020-11-29 19:59:45,522 INFO L226 Difference]: Without dead ends: 69 [2020-11-29 19:59:45,523 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-29 19:59:45,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-11-29 19:59:45,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 44. [2020-11-29 19:59:45,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-11-29 19:59:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2020-11-29 19:59:45,537 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 61 transitions. Word has length 22 [2020-11-29 19:59:45,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:59:45,538 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 61 transitions. [2020-11-29 19:59:45,538 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 19:59:45,538 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2020-11-29 19:59:45,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 19:59:45,545 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:59:45,546 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] [2020-11-29 19:59:45,546 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 19:59:45,546 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:59:45,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:59:45,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1660275790, now seen corresponding path program 1 times [2020-11-29 19:59:45,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:59:45,548 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530387160] [2020-11-29 19:59:45,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:59:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:59:45,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:59:45,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530387160] [2020-11-29 19:59:45,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:59:45,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 19:59:45,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982253046] [2020-11-29 19:59:45,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 19:59:45,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:59:45,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 19:59:45,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:59:45,694 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. Second operand 5 states. [2020-11-29 19:59:45,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:59:45,757 INFO L93 Difference]: Finished difference Result 92 states and 136 transitions. [2020-11-29 19:59:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 19:59:45,758 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-11-29 19:59:45,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:59:45,759 INFO L225 Difference]: With dead ends: 92 [2020-11-29 19:59:45,759 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 19:59:45,760 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 [2020-11-29 19:59:45,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 19:59:45,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 19:59:45,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 19:59:45,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 19:59:45,761 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2020-11-29 19:59:45,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:59:45,761 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 19:59:45,761 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 19:59:45,761 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 19:59:45,761 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 19:59:45,762 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 19:59:45,764 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 19:59:45,910 INFO L274 CegarLoopResult]: For program point L316(lines 316 320) no Hoare annotation was computed. [2020-11-29 19:59:45,910 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 19:59:45,910 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-11-29 19:59:45,911 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 19:59:45,911 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-29 19:59:45,911 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-29 19:59:45,911 INFO L274 CegarLoopResult]: For program point L350(lines 350 354) no Hoare annotation was computed. [2020-11-29 19:59:45,911 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 19:59:45,911 INFO L274 CegarLoopResult]: For program point L350-2(lines 204 210) no Hoare annotation was computed. [2020-11-29 19:59:45,911 INFO L277 CegarLoopResult]: At program point L185(lines 166 188) the Hoare annotation is: true [2020-11-29 19:59:45,911 INFO L270 CegarLoopResult]: At program point L152(lines 148 154) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2020-11-29 19:59:45,912 INFO L274 CegarLoopResult]: For program point L400(lines 400 404) no Hoare annotation was computed. [2020-11-29 19:59:45,912 INFO L274 CegarLoopResult]: For program point L334(lines 334 340) no Hoare annotation was computed. [2020-11-29 19:59:45,912 INFO L270 CegarLoopResult]: At program point L334-1(lines 334 340) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 19:59:45,912 INFO L270 CegarLoopResult]: At program point L204(lines 203 222) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 19:59:45,912 INFO L274 CegarLoopResult]: For program point L204-1(lines 204 210) no Hoare annotation was computed. [2020-11-29 19:59:45,912 INFO L270 CegarLoopResult]: At program point L204-2(lines 203 222) the Hoare annotation is: false [2020-11-29 19:59:45,912 INFO L274 CegarLoopResult]: For program point L105(lines 105 109) no Hoare annotation was computed. [2020-11-29 19:59:45,912 INFO L270 CegarLoopResult]: At program point L204-3(lines 203 222) the Hoare annotation is: false [2020-11-29 19:59:45,912 INFO L274 CegarLoopResult]: For program point L105-1(lines 204 210) no Hoare annotation was computed. [2020-11-29 19:59:45,913 INFO L274 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2020-11-29 19:59:45,913 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 19:59:45,913 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 19:59:45,913 INFO L270 CegarLoopResult]: At program point L76(lines 1 840) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2020-11-29 19:59:45,913 INFO L274 CegarLoopResult]: For program point L324(lines 324 330) no Hoare annotation was computed. [2020-11-29 19:59:45,913 INFO L270 CegarLoopResult]: At program point L324-1(lines 324 330) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 19:59:45,913 INFO L274 CegarLoopResult]: For program point L176(lines 176 183) no Hoare annotation was computed. [2020-11-29 19:59:45,914 INFO L277 CegarLoopResult]: At program point L176-1(lines 176 183) the Hoare annotation is: true [2020-11-29 19:59:45,914 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 19:59:45,914 INFO L274 CegarLoopResult]: For program point L458(lines 458 471) no Hoare annotation was computed. [2020-11-29 19:59:45,914 INFO L270 CegarLoopResult]: At program point L458-1(lines 1 840) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 19:59:45,914 INFO L274 CegarLoopResult]: For program point L458-2(lines 458 471) no Hoare annotation was computed. [2020-11-29 19:59:45,914 INFO L270 CegarLoopResult]: At program point L458-3(lines 1 840) the Hoare annotation is: false [2020-11-29 19:59:45,914 INFO L274 CegarLoopResult]: For program point L458-4(lines 458 471) no Hoare annotation was computed. [2020-11-29 19:59:45,914 INFO L270 CegarLoopResult]: At program point L458-5(lines 1 840) the Hoare annotation is: false [2020-11-29 19:59:45,914 INFO L274 CegarLoopResult]: For program point L376(lines 376 380) no Hoare annotation was computed. [2020-11-29 19:59:45,915 INFO L274 CegarLoopResult]: For program point L376-3(lines 376 380) no Hoare annotation was computed. [2020-11-29 19:59:45,915 INFO L270 CegarLoopResult]: At program point L211(lines 211 217) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 19:59:45,915 INFO L270 CegarLoopResult]: At program point L211-1(lines 211 217) the Hoare annotation is: false [2020-11-29 19:59:45,915 INFO L274 CegarLoopResult]: For program point L376-6(lines 376 380) no Hoare annotation was computed. [2020-11-29 19:59:45,915 INFO L270 CegarLoopResult]: At program point L211-2(lines 211 217) the Hoare annotation is: false [2020-11-29 19:59:45,915 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-29 19:59:45,915 INFO L274 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-11-29 19:59:45,916 INFO L274 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-11-29 19:59:45,916 INFO L270 CegarLoopResult]: At program point L360(lines 313 361) the Hoare annotation is: false [2020-11-29 19:59:45,916 INFO L274 CegarLoopResult]: For program point L344(lines 344 355) no Hoare annotation was computed. [2020-11-29 19:59:45,916 INFO L270 CegarLoopResult]: At program point L263(lines 258 266) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 19:59:45,916 INFO L270 CegarLoopResult]: At program point L263-1(lines 258 266) the Hoare annotation is: false [2020-11-29 19:59:45,916 INFO L270 CegarLoopResult]: At program point L263-2(lines 258 266) the Hoare annotation is: false [2020-11-29 19:59:45,916 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 19:59:45,916 INFO L270 CegarLoopResult]: At program point L445(lines 440 448) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 19:59:45,917 INFO L270 CegarLoopResult]: At program point L445-1(lines 440 448) the Hoare annotation is: false [2020-11-29 19:59:45,917 INFO L270 CegarLoopResult]: At program point L445-2(lines 440 448) the Hoare annotation is: false [2020-11-29 19:59:45,917 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 19:59:45,917 INFO L274 CegarLoopResult]: For program point L462(lines 462 468) no Hoare annotation was computed. [2020-11-29 19:59:45,917 INFO L274 CegarLoopResult]: For program point L462-2(lines 462 468) no Hoare annotation was computed. [2020-11-29 19:59:45,917 INFO L274 CegarLoopResult]: For program point L462-4(lines 462 468) no Hoare annotation was computed. [2020-11-29 19:59:45,917 INFO L274 CegarLoopResult]: For program point L315(lines 314 359) no Hoare annotation was computed. [2020-11-29 19:59:45,917 INFO L270 CegarLoopResult]: At program point L84(lines 79 87) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2020-11-29 19:59:45,918 INFO L270 CegarLoopResult]: At program point L101-2(lines 101 115) the Hoare annotation is: false [2020-11-29 19:59:45,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 07:59:45 BoogieIcfgContainer [2020-11-29 19:59:45,941 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 19:59:45,942 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:59:45,942 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:59:45,942 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:59:45,942 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:59:44" (3/4) ... [2020-11-29 19:59:45,945 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 19:59:45,967 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-29 19:59:45,969 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-29 19:59:45,970 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-29 19:59:45,972 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 19:59:45,973 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 19:59:45,973 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:59:45,974 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:59:46,006 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-11-29 19:59:46,062 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_48b0400b-2981-4bbf-93dc-474649dd574b/bin/uautomizer/witness.graphml [2020-11-29 19:59:46,062 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:59:46,065 INFO L168 Benchmark]: Toolchain (without parser) took 3112.32 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 74.7 MB in the beginning and 47.7 MB in the end (delta: 27.1 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:59:46,066 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 104.9 MB. Free memory was 64.5 MB in the beginning and 64.5 MB in the end (delta: 44.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:59:46,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 566.37 ms. Allocated memory is still 104.9 MB. Free memory was 74.7 MB in the beginning and 72.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:59:46,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.69 ms. Allocated memory is still 104.9 MB. Free memory was 72.4 MB in the beginning and 69.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:59:46,068 INFO L168 Benchmark]: Boogie Preprocessor took 46.96 ms. Allocated memory is still 104.9 MB. Free memory was 69.7 MB in the beginning and 67.8 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:59:46,074 INFO L168 Benchmark]: RCFGBuilder took 894.03 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 67.8 MB in the beginning and 89.6 MB in the end (delta: -21.8 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:59:46,074 INFO L168 Benchmark]: TraceAbstraction took 1389.73 ms. Allocated memory is still 125.8 MB. Free memory was 89.6 MB in the beginning and 53.2 MB in the end (delta: 36.4 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:59:46,075 INFO L168 Benchmark]: Witness Printer took 121.53 ms. Allocated memory is still 125.8 MB. Free memory was 53.2 MB in the beginning and 47.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:59:46,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 104.9 MB. Free memory was 64.5 MB in the beginning and 64.5 MB in the end (delta: 44.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 566.37 ms. Allocated memory is still 104.9 MB. Free memory was 74.7 MB in the beginning and 72.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.69 ms. Allocated memory is still 104.9 MB. Free memory was 72.4 MB in the beginning and 69.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.96 ms. Allocated memory is still 104.9 MB. Free memory was 69.7 MB in the beginning and 67.8 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 894.03 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 67.8 MB in the beginning and 89.6 MB in the end (delta: -21.8 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1389.73 ms. Allocated memory is still 125.8 MB. Free memory was 89.6 MB in the beginning and 53.2 MB in the end (delta: 36.4 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. * Witness Printer took 121.53 ms. Allocated memory is still 125.8 MB. Free memory was 53.2 MB in the beginning and 47.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: waterLevel == 1 && pumpRunning == 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: waterLevel == 1 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: waterLevel == 1 && pumpRunning == 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 60 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 215 SDtfs, 195 SDslu, 185 SDs, 0 SdLazy, 43 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred 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, 25 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 24 PreInvPairs, 50 NumberOfFragments, 87 HoareAnnotationTreeSize, 24 FomulaSimplifications, 401 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s 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...