./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44f1ef45a377efa065428e9ab52d4697ba35b901 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 19:51:15,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 19:51:15,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 19:51:15,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 19:51:15,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 19:51:15,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 19:51:15,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 19:51:15,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 19:51:15,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 19:51:15,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 19:51:15,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 19:51:15,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 19:51:15,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 19:51:15,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 19:51:15,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 19:51:15,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 19:51:15,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 19:51:15,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 19:51:15,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 19:51:15,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 19:51:15,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 19:51:15,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 19:51:15,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 19:51:15,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 19:51:15,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 19:51:15,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 19:51:15,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 19:51:15,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 19:51:15,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 19:51:15,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 19:51:15,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 19:51:15,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 19:51:15,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 19:51:16,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 19:51:16,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 19:51:16,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 19:51:16,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 19:51:16,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 19:51:16,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 19:51:16,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 19:51:16,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 19:51:16,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 19:51:16,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 19:51:16,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 19:51:16,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 19:51:16,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 19:51:16,035 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 19:51:16,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 19:51:16,036 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 19:51:16,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 19:51:16,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 19:51:16,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 19:51:16,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 19:51:16,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 19:51:16,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 19:51:16,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 19:51:16,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 19:51:16,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 19:51:16,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 19:51:16,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 19:51:16,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 19:51:16,041 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 19:51:16,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 19:51:16,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 19:51:16,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 19:51:16,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 19:51:16,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 19:51:16,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 19:51:16,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 19:51:16,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 19:51:16,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_89b4470d-f0d0-4745-855a-2fd01316c016/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(__VERIFIER_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 -> 44f1ef45a377efa065428e9ab52d4697ba35b901 [2019-11-15 19:51:16,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 19:51:16,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 19:51:16,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 19:51:16,097 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 19:51:16,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 19:51:16,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c [2019-11-15 19:51:16,166 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/data/467fa56a5/deff42dcf3ec4ec8ae8e3538a5228331/FLAG6851a031b [2019-11-15 19:51:16,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 19:51:16,675 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c [2019-11-15 19:51:16,694 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/data/467fa56a5/deff42dcf3ec4ec8ae8e3538a5228331/FLAG6851a031b [2019-11-15 19:51:16,916 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/data/467fa56a5/deff42dcf3ec4ec8ae8e3538a5228331 [2019-11-15 19:51:16,918 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 19:51:16,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 19:51:16,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 19:51:16,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 19:51:16,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 19:51:16,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:51:16" (1/1) ... [2019-11-15 19:51:16,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3db29549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:16, skipping insertion in model container [2019-11-15 19:51:16,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:51:16" (1/1) ... [2019-11-15 19:51:16,939 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 19:51:17,007 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 19:51:17,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 19:51:17,463 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 19:51:17,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 19:51:17,638 INFO L192 MainTranslator]: Completed translation [2019-11-15 19:51:17,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17 WrapperNode [2019-11-15 19:51:17,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 19:51:17,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 19:51:17,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 19:51:17,641 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 19:51:17,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (1/1) ... [2019-11-15 19:51:17,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (1/1) ... [2019-11-15 19:51:17,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 19:51:17,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 19:51:17,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 19:51:17,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 19:51:17,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (1/1) ... [2019-11-15 19:51:17,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (1/1) ... [2019-11-15 19:51:17,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (1/1) ... [2019-11-15 19:51:17,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (1/1) ... [2019-11-15 19:51:17,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (1/1) ... [2019-11-15 19:51:17,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (1/1) ... [2019-11-15 19:51:17,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (1/1) ... [2019-11-15 19:51:17,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 19:51:17,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 19:51:17,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 19:51:17,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 19:51:17,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/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 [2019-11-15 19:51:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 19:51:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 19:51:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 19:51:17,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 19:51:18,696 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 19:51:18,696 INFO L284 CfgBuilder]: Removed 96 assume(true) statements. [2019-11-15 19:51:18,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:51:18 BoogieIcfgContainer [2019-11-15 19:51:18,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 19:51:18,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 19:51:18,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 19:51:18,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 19:51:18,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 07:51:16" (1/3) ... [2019-11-15 19:51:18,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ead61e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 07:51:18, skipping insertion in model container [2019-11-15 19:51:18,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:51:17" (2/3) ... [2019-11-15 19:51:18,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ead61e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 07:51:18, skipping insertion in model container [2019-11-15 19:51:18,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:51:18" (3/3) ... [2019-11-15 19:51:18,707 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product13.cil.c [2019-11-15 19:51:18,718 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 19:51:18,727 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-15 19:51:18,740 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-15 19:51:18,768 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 19:51:18,768 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 19:51:18,768 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 19:51:18,768 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 19:51:18,769 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 19:51:18,769 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 19:51:18,769 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 19:51:18,769 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 19:51:18,798 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2019-11-15 19:51:18,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-15 19:51:18,808 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:51:18,809 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:51:18,811 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:51:18,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:51:18,828 INFO L82 PathProgramCache]: Analyzing trace with hash -196866246, now seen corresponding path program 1 times [2019-11-15 19:51:18,841 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:51:18,841 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827025663] [2019-11-15 19:51:18,841 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:51:18,842 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:51:18,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:51:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:51:19,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:51:19,175 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827025663] [2019-11-15 19:51:19,176 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:51:19,176 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 19:51:19,176 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358605842] [2019-11-15 19:51:19,180 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 19:51:19,180 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:51:19,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 19:51:19,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 19:51:19,195 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2019-11-15 19:51:19,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:51:19,220 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2019-11-15 19:51:19,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 19:51:19,221 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-15 19:51:19,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:51:19,232 INFO L225 Difference]: With dead ends: 132 [2019-11-15 19:51:19,233 INFO L226 Difference]: Without dead ends: 65 [2019-11-15 19:51:19,236 INFO L600 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 [2019-11-15 19:51:19,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-11-15 19:51:19,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-11-15 19:51:19,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-11-15 19:51:19,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2019-11-15 19:51:19,282 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2019-11-15 19:51:19,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:51:19,283 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2019-11-15 19:51:19,283 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 19:51:19,283 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2019-11-15 19:51:19,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-15 19:51:19,284 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:51:19,285 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:51:19,285 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:51:19,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:51:19,285 INFO L82 PathProgramCache]: Analyzing trace with hash -1243623143, now seen corresponding path program 1 times [2019-11-15 19:51:19,286 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:51:19,286 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317642511] [2019-11-15 19:51:19,286 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:51:19,286 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:51:19,287 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:51:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:51:19,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:51:19,389 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317642511] [2019-11-15 19:51:19,389 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:51:19,389 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 19:51:19,389 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2149913] [2019-11-15 19:51:19,391 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:51:19,391 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:51:19,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:51:19,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:51:19,392 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2019-11-15 19:51:19,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:51:19,411 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2019-11-15 19:51:19,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:51:19,412 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-15 19:51:19,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:51:19,413 INFO L225 Difference]: With dead ends: 65 [2019-11-15 19:51:19,414 INFO L226 Difference]: Without dead ends: 31 [2019-11-15 19:51:19,415 INFO L600 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 [2019-11-15 19:51:19,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-15 19:51:19,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-15 19:51:19,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-15 19:51:19,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2019-11-15 19:51:19,420 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2019-11-15 19:51:19,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:51:19,421 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2019-11-15 19:51:19,421 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:51:19,421 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2019-11-15 19:51:19,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-15 19:51:19,422 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:51:19,422 INFO L380 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] [2019-11-15 19:51:19,423 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:51:19,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:51:19,423 INFO L82 PathProgramCache]: Analyzing trace with hash -1744986874, now seen corresponding path program 1 times [2019-11-15 19:51:19,423 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:51:19,424 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526460327] [2019-11-15 19:51:19,424 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:51:19,424 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:51:19,424 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:51:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:51:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:51:19,547 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526460327] [2019-11-15 19:51:19,547 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:51:19,548 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 19:51:19,548 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404314847] [2019-11-15 19:51:19,548 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:51:19,549 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:51:19,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:51:19,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:51:19,549 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2019-11-15 19:51:19,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:51:19,557 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2019-11-15 19:51:19,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:51:19,558 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-15 19:51:19,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:51:19,559 INFO L225 Difference]: With dead ends: 56 [2019-11-15 19:51:19,559 INFO L226 Difference]: Without dead ends: 31 [2019-11-15 19:51:19,560 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:51:19,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-15 19:51:19,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-15 19:51:19,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-15 19:51:19,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2019-11-15 19:51:19,565 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2019-11-15 19:51:19,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:51:19,566 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2019-11-15 19:51:19,566 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:51:19,566 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2019-11-15 19:51:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-15 19:51:19,568 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:51:19,568 INFO L380 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] [2019-11-15 19:51:19,568 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:51:19,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:51:19,569 INFO L82 PathProgramCache]: Analyzing trace with hash 75210305, now seen corresponding path program 1 times [2019-11-15 19:51:19,569 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:51:19,570 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283118796] [2019-11-15 19:51:19,570 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:51:19,570 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:51:19,570 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:51:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:51:19,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:51:19,691 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283118796] [2019-11-15 19:51:19,691 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:51:19,691 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 19:51:19,692 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79344319] [2019-11-15 19:51:19,692 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 19:51:19,692 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:51:19,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 19:51:19,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-15 19:51:19,693 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 6 states. [2019-11-15 19:51:20,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:51:20,004 INFO L93 Difference]: Finished difference Result 178 states and 266 transitions. [2019-11-15 19:51:20,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-15 19:51:20,005 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2019-11-15 19:51:20,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:51:20,008 INFO L225 Difference]: With dead ends: 178 [2019-11-15 19:51:20,008 INFO L226 Difference]: Without dead ends: 153 [2019-11-15 19:51:20,009 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2019-11-15 19:51:20,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2019-11-15 19:51:20,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 51. [2019-11-15 19:51:20,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-11-15 19:51:20,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 71 transitions. [2019-11-15 19:51:20,023 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 71 transitions. Word has length 23 [2019-11-15 19:51:20,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:51:20,024 INFO L462 AbstractCegarLoop]: Abstraction has 51 states and 71 transitions. [2019-11-15 19:51:20,024 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 19:51:20,024 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2019-11-15 19:51:20,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 19:51:20,026 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:51:20,026 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:51:20,026 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:51:20,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:51:20,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1803921405, now seen corresponding path program 1 times [2019-11-15 19:51:20,027 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:51:20,027 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112801462] [2019-11-15 19:51:20,028 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:51:20,028 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:51:20,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:51:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:51:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:51:20,213 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112801462] [2019-11-15 19:51:20,213 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:51:20,213 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 19:51:20,214 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674001790] [2019-11-15 19:51:20,214 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 19:51:20,214 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:51:20,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 19:51:20,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 19:51:20,215 INFO L87 Difference]: Start difference. First operand 51 states and 71 transitions. Second operand 5 states. [2019-11-15 19:51:20,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:51:20,285 INFO L93 Difference]: Finished difference Result 144 states and 211 transitions. [2019-11-15 19:51:20,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 19:51:20,286 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-15 19:51:20,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:51:20,286 INFO L225 Difference]: With dead ends: 144 [2019-11-15 19:51:20,286 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 19:51:20,288 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-15 19:51:20,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 19:51:20,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 19:51:20,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 19:51:20,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 19:51:20,289 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-15 19:51:20,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:51:20,289 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 19:51:20,290 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 19:51:20,290 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 19:51:20,290 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 19:51:20,295 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 19:51:20,697 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-15 19:51:20,698 INFO L443 ceAbstractionStarter]: For program point L514-2(lines 514 520) no Hoare annotation was computed. [2019-11-15 19:51:20,698 INFO L443 ceAbstractionStarter]: For program point L514-4(lines 514 520) no Hoare annotation was computed. [2019-11-15 19:51:20,698 INFO L443 ceAbstractionStarter]: For program point L828(lines 828 832) no Hoare annotation was computed. [2019-11-15 19:51:20,698 INFO L443 ceAbstractionStarter]: For program point L828-2(lines 639 645) no Hoare annotation was computed. [2019-11-15 19:51:20,698 INFO L443 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2019-11-15 19:51:20,699 INFO L443 ceAbstractionStarter]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2019-11-15 19:51:20,699 INFO L443 ceAbstractionStarter]: For program point L52-6(lines 52 56) no Hoare annotation was computed. [2019-11-15 19:51:20,699 INFO L443 ceAbstractionStarter]: For program point L812(lines 812 818) no Hoare annotation was computed. [2019-11-15 19:51:20,699 INFO L439 ceAbstractionStarter]: At program point L812-1(lines 812 818) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:51:20,700 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 19:51:20,700 INFO L443 ceAbstractionStarter]: For program point L616(lines 616 623) no Hoare annotation was computed. [2019-11-15 19:51:20,700 INFO L446 ceAbstractionStarter]: At program point L616-1(lines 616 623) the Hoare annotation is: true [2019-11-15 19:51:20,700 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-15 19:51:20,701 INFO L439 ceAbstractionStarter]: At program point L732(lines 725 735) the Hoare annotation is: false [2019-11-15 19:51:20,701 INFO L439 ceAbstractionStarter]: At program point L732-1(lines 725 735) the Hoare annotation is: false [2019-11-15 19:51:20,701 INFO L439 ceAbstractionStarter]: At program point L732-2(lines 725 735) the Hoare annotation is: false [2019-11-15 19:51:20,701 INFO L439 ceAbstractionStarter]: At program point L121(lines 116 124) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:51:20,701 INFO L439 ceAbstractionStarter]: At program point L121-1(lines 116 124) the Hoare annotation is: false [2019-11-15 19:51:20,702 INFO L439 ceAbstractionStarter]: At program point L121-2(lines 116 124) the Hoare annotation is: false [2019-11-15 19:51:20,702 INFO L439 ceAbstractionStarter]: At program point L89(lines 84 92) the Hoare annotation is: false [2019-11-15 19:51:20,702 INFO L439 ceAbstractionStarter]: At program point L89-1(lines 84 92) the Hoare annotation is: false [2019-11-15 19:51:20,702 INFO L439 ceAbstractionStarter]: At program point L89-2(lines 84 92) the Hoare annotation is: false [2019-11-15 19:51:20,703 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-15 19:51:20,703 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 19:51:20,704 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 808) no Hoare annotation was computed. [2019-11-15 19:51:20,705 INFO L439 ceAbstractionStarter]: At program point L802-1(lines 802 808) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:51:20,705 INFO L443 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2019-11-15 19:51:20,709 INFO L439 ceAbstractionStarter]: At program point L869(lines 1 880) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-15 19:51:20,709 INFO L443 ceAbstractionStarter]: For program point L671(lines 671 688) no Hoare annotation was computed. [2019-11-15 19:51:20,710 INFO L443 ceAbstractionStarter]: For program point L671-1(lines 671 688) no Hoare annotation was computed. [2019-11-15 19:51:20,711 INFO L443 ceAbstractionStarter]: For program point L671-2(lines 671 688) no Hoare annotation was computed. [2019-11-15 19:51:20,711 INFO L439 ceAbstractionStarter]: At program point L589(lines 585 591) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-15 19:51:20,711 INFO L439 ceAbstractionStarter]: At program point L639(lines 638 657) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:51:20,712 INFO L443 ceAbstractionStarter]: For program point L639-1(lines 639 645) no Hoare annotation was computed. [2019-11-15 19:51:20,712 INFO L439 ceAbstractionStarter]: At program point L639-2(lines 638 657) the Hoare annotation is: false [2019-11-15 19:51:20,713 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 19:51:20,713 INFO L439 ceAbstractionStarter]: At program point L639-3(lines 638 657) the Hoare annotation is: false [2019-11-15 19:51:20,713 INFO L439 ceAbstractionStarter]: At program point L540-2(lines 540 554) the Hoare annotation is: false [2019-11-15 19:51:20,713 INFO L439 ceAbstractionStarter]: At program point L838(lines 791 839) the Hoare annotation is: false [2019-11-15 19:51:20,722 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-15 19:51:20,722 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 833) no Hoare annotation was computed. [2019-11-15 19:51:20,723 INFO L446 ceAbstractionStarter]: At program point L625(lines 606 628) the Hoare annotation is: true [2019-11-15 19:51:20,723 INFO L439 ceAbstractionStarter]: At program point L741(lines 736 744) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:51:20,723 INFO L439 ceAbstractionStarter]: At program point L741-1(lines 736 744) the Hoare annotation is: false [2019-11-15 19:51:20,723 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 683) no Hoare annotation was computed. [2019-11-15 19:51:20,723 INFO L439 ceAbstractionStarter]: At program point L741-2(lines 736 744) the Hoare annotation is: false [2019-11-15 19:51:20,724 INFO L443 ceAbstractionStarter]: For program point L675-1(lines 675 683) no Hoare annotation was computed. [2019-11-15 19:51:20,724 INFO L443 ceAbstractionStarter]: For program point L675-2(lines 675 683) no Hoare annotation was computed. [2019-11-15 19:51:20,724 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 68) no Hoare annotation was computed. [2019-11-15 19:51:20,724 INFO L443 ceAbstractionStarter]: For program point L510(lines 510 523) no Hoare annotation was computed. [2019-11-15 19:51:20,724 INFO L439 ceAbstractionStarter]: At program point L510-1(lines 1 880) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:51:20,725 INFO L443 ceAbstractionStarter]: For program point L510-2(lines 510 523) no Hoare annotation was computed. [2019-11-15 19:51:20,725 INFO L439 ceAbstractionStarter]: At program point L510-3(lines 1 880) the Hoare annotation is: false [2019-11-15 19:51:20,725 INFO L443 ceAbstractionStarter]: For program point L510-4(lines 510 523) no Hoare annotation was computed. [2019-11-15 19:51:20,725 INFO L439 ceAbstractionStarter]: At program point L510-5(lines 1 880) the Hoare annotation is: false [2019-11-15 19:51:20,725 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 548) no Hoare annotation was computed. [2019-11-15 19:51:20,726 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 19:51:20,726 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 639 645) no Hoare annotation was computed. [2019-11-15 19:51:20,726 INFO L443 ceAbstractionStarter]: For program point L793(lines 792 837) no Hoare annotation was computed. [2019-11-15 19:51:20,726 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-15 19:51:20,726 INFO L443 ceAbstractionStarter]: For program point L496-1(line 496) no Hoare annotation was computed. [2019-11-15 19:51:20,726 INFO L443 ceAbstractionStarter]: For program point L496-2(line 496) no Hoare annotation was computed. [2019-11-15 19:51:20,727 INFO L443 ceAbstractionStarter]: For program point L794(lines 794 798) no Hoare annotation was computed. [2019-11-15 19:51:20,727 INFO L439 ceAbstractionStarter]: At program point L877(lines 872 880) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-15 19:51:20,727 INFO L439 ceAbstractionStarter]: At program point L646(lines 646 652) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:51:20,727 INFO L439 ceAbstractionStarter]: At program point L646-1(lines 646 652) the Hoare annotation is: false [2019-11-15 19:51:20,728 INFO L439 ceAbstractionStarter]: At program point L646-2(lines 646 652) the Hoare annotation is: false [2019-11-15 19:51:20,728 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 520) no Hoare annotation was computed. [2019-11-15 19:51:20,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 07:51:20 BoogieIcfgContainer [2019-11-15 19:51:20,761 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 19:51:20,761 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 19:51:20,761 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 19:51:20,762 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 19:51:20,762 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:51:18" (3/4) ... [2019-11-15 19:51:20,767 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 19:51:20,803 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-15 19:51:20,804 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-15 19:51:20,805 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-15 19:51:20,806 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 19:51:20,807 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 19:51:20,808 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 19:51:20,855 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 19:51:20,930 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_89b4470d-f0d0-4745-855a-2fd01316c016/bin/uautomizer/witness.graphml [2019-11-15 19:51:20,930 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 19:51:20,932 INFO L168 Benchmark]: Toolchain (without parser) took 4011.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 943.4 MB in the beginning and 919.9 MB in the end (delta: 23.4 MB). Peak memory consumption was 166.1 MB. Max. memory is 11.5 GB. [2019-11-15 19:51:20,932 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 19:51:20,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -187.2 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-15 19:51:20,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 19:51:20,934 INFO L168 Benchmark]: Boogie Preprocessor took 43.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 19:51:20,934 INFO L168 Benchmark]: RCFGBuilder took 942.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. [2019-11-15 19:51:20,935 INFO L168 Benchmark]: TraceAbstraction took 2061.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 925.3 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.4 MB. Max. memory is 11.5 GB. [2019-11-15 19:51:20,935 INFO L168 Benchmark]: Witness Printer took 168.73 ms. Allocated memory is still 1.2 GB. Free memory was 925.3 MB in the beginning and 919.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 19:51:20,938 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 719.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -187.2 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 942.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2061.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 925.3 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.4 MB. Max. memory is 11.5 GB. * Witness Printer took 168.73 ms. Allocated memory is still 1.2 GB. Free memory was 925.3 MB in the beginning and 919.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 496]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: (1 == systemActive && waterLevel == systemActive) && pumpRunning == 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (1 == systemActive && waterLevel == systemActive) && pumpRunning == 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && waterLevel == systemActive) && pumpRunning == 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. Result: SAFE, OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 283 SDtfs, 352 SDslu, 369 SDs, 0 SdLazy, 87 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 102 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 66 NumberOfFragments, 123 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1682 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 30 FomulaSimplificationsInter, 132 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4565 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...