./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/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 520d1ef87fba3e5b4f18d6fa521fb45229d37053 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 09:57:40,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:57:40,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:57:40,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:57:40,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:57:40,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:57:40,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:57:40,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:57:40,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:57:40,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:57:40,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:57:40,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:57:40,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:57:40,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:57:40,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:57:40,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:57:40,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:57:40,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:57:40,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:57:40,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:57:40,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:57:40,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:57:40,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:57:40,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:57:40,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:57:40,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:57:40,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:57:40,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:57:40,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:57:40,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:57:40,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:57:40,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:57:40,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:57:40,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:57:40,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:57:40,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:57:40,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:57:40,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:57:40,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:57:40,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:57:40,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:57:40,876 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 09:57:40,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:57:40,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:57:40,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:57:40,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:57:40,890 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 09:57:40,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:57:40,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 09:57:40,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 09:57:40,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 09:57:40,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:57:40,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:57:40,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:57:40,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:57:40,891 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 09:57:40,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:57:40,892 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:57:40,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:57:40,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:57:40,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 09:57:40,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:57:40,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 09:57:40,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 09:57:40,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:57:40,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:57:40,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:57:40,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 09:57:40,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 09:57:40,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:57:40,894 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_0e27cd0a-2603-4236-8a7d-915beec2a480/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 -> 520d1ef87fba3e5b4f18d6fa521fb45229d37053 [2019-11-20 09:57:41,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:57:41,068 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:57:41,071 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:57:41,073 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:57:41,073 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:57:41,074 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2019-11-20 09:57:41,144 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/data/b1975868f/5b463a7212d34b5d9c089920abe0ba71/FLAGbfdc381c1 [2019-11-20 09:57:41,599 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:57:41,599 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2019-11-20 09:57:41,614 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/data/b1975868f/5b463a7212d34b5d9c089920abe0ba71/FLAGbfdc381c1 [2019-11-20 09:57:41,980 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/data/b1975868f/5b463a7212d34b5d9c089920abe0ba71 [2019-11-20 09:57:41,983 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:57:41,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:57:41,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:57:41,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:57:41,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:57:41,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:57:41" (1/1) ... [2019-11-20 09:57:41,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182f8492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:41, skipping insertion in model container [2019-11-20 09:57:41,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:57:41" (1/1) ... [2019-11-20 09:57:42,000 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:57:42,060 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:57:42,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:57:42,429 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:57:42,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:57:42,539 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:57:42,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42 WrapperNode [2019-11-20 09:57:42,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:57:42,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:57:42,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:57:42,541 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:57:42,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (1/1) ... [2019-11-20 09:57:42,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (1/1) ... [2019-11-20 09:57:42,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:57:42,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:57:42,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:57:42,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:57:42,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (1/1) ... [2019-11-20 09:57:42,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (1/1) ... [2019-11-20 09:57:42,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (1/1) ... [2019-11-20 09:57:42,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (1/1) ... [2019-11-20 09:57:42,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (1/1) ... [2019-11-20 09:57:42,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (1/1) ... [2019-11-20 09:57:42,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (1/1) ... [2019-11-20 09:57:42,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:57:42,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:57:42,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:57:42,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:57:42,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/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 [2019-11-20 09:57:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 09:57:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 09:57:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:57:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:57:43,417 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 09:57:43,418 INFO L285 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-20 09:57:43,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:57:43 BoogieIcfgContainer [2019-11-20 09:57:43,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 09:57:43,420 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 09:57:43,420 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 09:57:43,423 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 09:57:43,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:57:41" (1/3) ... [2019-11-20 09:57:43,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528824ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:57:43, skipping insertion in model container [2019-11-20 09:57:43,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:42" (2/3) ... [2019-11-20 09:57:43,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528824ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:57:43, skipping insertion in model container [2019-11-20 09:57:43,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:57:43" (3/3) ... [2019-11-20 09:57:43,428 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2019-11-20 09:57:43,437 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 09:57:43,444 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 09:57:43,454 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 09:57:43,484 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 09:57:43,484 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 09:57:43,484 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 09:57:43,484 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 09:57:43,486 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 09:57:43,486 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 09:57:43,486 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 09:57:43,486 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 09:57:43,505 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-11-20 09:57:43,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 09:57:43,513 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:57:43,514 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:57:43,515 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:57:43,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:57:43,521 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2019-11-20 09:57:43,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:57:43,531 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580305054] [2019-11-20 09:57:43,531 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:57:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:57:43,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:57:43,809 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580305054] [2019-11-20 09:57:43,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:57:43,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 09:57:43,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675261272] [2019-11-20 09:57:43,815 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 09:57:43,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:57:43,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 09:57:43,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 09:57:43,827 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-11-20 09:57:43,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:57:43,851 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2019-11-20 09:57:43,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 09:57:43,852 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-20 09:57:43,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:57:43,861 INFO L225 Difference]: With dead ends: 136 [2019-11-20 09:57:43,862 INFO L226 Difference]: Without dead ends: 67 [2019-11-20 09:57:43,865 INFO L630 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 [2019-11-20 09:57:43,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-11-20 09:57:43,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-11-20 09:57:43,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-20 09:57:43,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2019-11-20 09:57:43,903 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2019-11-20 09:57:43,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:57:43,903 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2019-11-20 09:57:43,904 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 09:57:43,904 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2019-11-20 09:57:43,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 09:57:43,905 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:57:43,905 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:57:43,905 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:57:43,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:57:43,906 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2019-11-20 09:57:43,906 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:57:43,906 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422086742] [2019-11-20 09:57:43,906 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:57:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:57:44,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:57:44,005 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422086742] [2019-11-20 09:57:44,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:57:44,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:57:44,006 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177111843] [2019-11-20 09:57:44,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:57:44,007 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:57:44,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:57:44,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:57:44,008 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2019-11-20 09:57:44,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:57:44,032 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2019-11-20 09:57:44,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:57:44,033 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-20 09:57:44,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:57:44,037 INFO L225 Difference]: With dead ends: 67 [2019-11-20 09:57:44,037 INFO L226 Difference]: Without dead ends: 33 [2019-11-20 09:57:44,039 INFO L630 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 [2019-11-20 09:57:44,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-20 09:57:44,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-20 09:57:44,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-20 09:57:44,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-20 09:57:44,051 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-20 09:57:44,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:57:44,052 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-20 09:57:44,052 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:57:44,052 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-20 09:57:44,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 09:57:44,054 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:57:44,054 INFO L410 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] [2019-11-20 09:57:44,054 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:57:44,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:57:44,054 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2019-11-20 09:57:44,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:57:44,055 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390283352] [2019-11-20 09:57:44,055 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:57:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:57:44,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:57:44,119 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390283352] [2019-11-20 09:57:44,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:57:44,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:57:44,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565284374] [2019-11-20 09:57:44,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:57:44,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:57:44,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:57:44,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:57:44,121 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2019-11-20 09:57:44,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:57:44,169 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2019-11-20 09:57:44,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:57:44,171 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-20 09:57:44,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:57:44,173 INFO L225 Difference]: With dead ends: 87 [2019-11-20 09:57:44,174 INFO L226 Difference]: Without dead ends: 60 [2019-11-20 09:57:44,174 INFO L630 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 [2019-11-20 09:57:44,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-11-20 09:57:44,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2019-11-20 09:57:44,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-11-20 09:57:44,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2019-11-20 09:57:44,187 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 22 [2019-11-20 09:57:44,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:57:44,187 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2019-11-20 09:57:44,193 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:57:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2019-11-20 09:57:44,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 09:57:44,194 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:57:44,195 INFO L410 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] [2019-11-20 09:57:44,195 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:57:44,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:57:44,195 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2019-11-20 09:57:44,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:57:44,196 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330138830] [2019-11-20 09:57:44,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:57:44,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:57:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:57:44,320 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330138830] [2019-11-20 09:57:44,321 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:57:44,321 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 09:57:44,321 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3176193] [2019-11-20 09:57:44,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 09:57:44,321 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:57:44,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 09:57:44,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 09:57:44,322 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand 5 states. [2019-11-20 09:57:44,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:57:44,493 INFO L93 Difference]: Finished difference Result 260 states and 398 transitions. [2019-11-20 09:57:44,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 09:57:44,494 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-20 09:57:44,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:57:44,496 INFO L225 Difference]: With dead ends: 260 [2019-11-20 09:57:44,496 INFO L226 Difference]: Without dead ends: 210 [2019-11-20 09:57:44,497 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-20 09:57:44,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2019-11-20 09:57:44,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 100. [2019-11-20 09:57:44,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-11-20 09:57:44,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 145 transitions. [2019-11-20 09:57:44,523 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 145 transitions. Word has length 23 [2019-11-20 09:57:44,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:57:44,523 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 145 transitions. [2019-11-20 09:57:44,523 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 09:57:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2019-11-20 09:57:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 09:57:44,526 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:57:44,526 INFO L410 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] [2019-11-20 09:57:44,526 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:57:44,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:57:44,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1962564181, now seen corresponding path program 1 times [2019-11-20 09:57:44,527 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:57:44,527 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008063204] [2019-11-20 09:57:44,527 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:57:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:57:44,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:57:44,620 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008063204] [2019-11-20 09:57:44,620 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:57:44,620 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 09:57:44,620 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220130452] [2019-11-20 09:57:44,621 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 09:57:44,621 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:57:44,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 09:57:44,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 09:57:44,621 INFO L87 Difference]: Start difference. First operand 100 states and 145 transitions. Second operand 5 states. [2019-11-20 09:57:44,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:57:44,688 INFO L93 Difference]: Finished difference Result 296 states and 443 transitions. [2019-11-20 09:57:44,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 09:57:44,689 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-20 09:57:44,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:57:44,689 INFO L225 Difference]: With dead ends: 296 [2019-11-20 09:57:44,689 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 09:57:44,691 INFO L630 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 [2019-11-20 09:57:44,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 09:57:44,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 09:57:44,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 09:57:44,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 09:57:44,692 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-20 09:57:44,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:57:44,692 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 09:57:44,692 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 09:57:44,692 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 09:57:44,692 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 09:57:44,696 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 09:57:44,954 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 687) no Hoare annotation was computed. [2019-11-20 09:57:44,955 INFO L444 ceAbstractionStarter]: For program point L845(lines 845 849) no Hoare annotation was computed. [2019-11-20 09:57:44,955 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 09:57:44,955 INFO L444 ceAbstractionStarter]: For program point L796(lines 796 809) no Hoare annotation was computed. [2019-11-20 09:57:44,955 INFO L440 ceAbstractionStarter]: At program point L796-1(lines 1 893) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 09:57:44,955 INFO L444 ceAbstractionStarter]: For program point L796-2(lines 796 809) no Hoare annotation was computed. [2019-11-20 09:57:44,955 INFO L440 ceAbstractionStarter]: At program point L796-3(lines 1 893) the Hoare annotation is: false [2019-11-20 09:57:44,956 INFO L444 ceAbstractionStarter]: For program point L796-4(lines 796 809) no Hoare annotation was computed. [2019-11-20 09:57:44,956 INFO L440 ceAbstractionStarter]: At program point L796-5(lines 1 893) the Hoare annotation is: false [2019-11-20 09:57:44,956 INFO L444 ceAbstractionStarter]: For program point L86(lines 86 101) no Hoare annotation was computed. [2019-11-20 09:57:44,956 INFO L440 ceAbstractionStarter]: At program point L137(lines 137 143) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 09:57:44,956 INFO L440 ceAbstractionStarter]: At program point L137-1(lines 137 143) the Hoare annotation is: false [2019-11-20 09:57:44,956 INFO L440 ceAbstractionStarter]: At program point L137-2(lines 137 143) the Hoare annotation is: false [2019-11-20 09:57:44,957 INFO L447 ceAbstractionStarter]: At program point L783(lines 764 786) the Hoare annotation is: true [2019-11-20 09:57:44,957 INFO L440 ceAbstractionStarter]: At program point L106(lines 55 107) the Hoare annotation is: false [2019-11-20 09:57:44,957 INFO L444 ceAbstractionStarter]: For program point L833(lines 833 837) no Hoare annotation was computed. [2019-11-20 09:57:44,957 INFO L444 ceAbstractionStarter]: For program point L800(lines 800 806) no Hoare annotation was computed. [2019-11-20 09:57:44,957 INFO L444 ceAbstractionStarter]: For program point L800-2(lines 800 806) no Hoare annotation was computed. [2019-11-20 09:57:44,957 INFO L444 ceAbstractionStarter]: For program point L800-4(lines 800 806) no Hoare annotation was computed. [2019-11-20 09:57:44,958 INFO L444 ceAbstractionStarter]: For program point L57(lines 56 105) no Hoare annotation was computed. [2019-11-20 09:57:44,958 INFO L440 ceAbstractionStarter]: At program point L751(lines 747 753) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 09:57:44,958 INFO L440 ceAbstractionStarter]: At program point L206(lines 199 209) the Hoare annotation is: false [2019-11-20 09:57:44,958 INFO L440 ceAbstractionStarter]: At program point L206-1(lines 199 209) the Hoare annotation is: false [2019-11-20 09:57:44,958 INFO L440 ceAbstractionStarter]: At program point L206-2(lines 199 209) the Hoare annotation is: false [2019-11-20 09:57:44,958 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 09:57:44,959 INFO L444 ceAbstractionStarter]: For program point L58(lines 58 62) no Hoare annotation was computed. [2019-11-20 09:57:44,959 INFO L440 ceAbstractionStarter]: At program point L670(lines 1 893) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 09:57:44,959 INFO L440 ceAbstractionStarter]: At program point L703-2(lines 703 717) the Hoare annotation is: false [2019-11-20 09:57:44,959 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 687) no Hoare annotation was computed. [2019-11-20 09:57:44,959 INFO L444 ceAbstractionStarter]: For program point L687(line 687) no Hoare annotation was computed. [2019-11-20 09:57:44,959 INFO L444 ceAbstractionStarter]: For program point L687-1(line 687) no Hoare annotation was computed. [2019-11-20 09:57:44,960 INFO L444 ceAbstractionStarter]: For program point L687-2(line 687) no Hoare annotation was computed. [2019-11-20 09:57:44,960 INFO L444 ceAbstractionStarter]: For program point L76(lines 76 82) no Hoare annotation was computed. [2019-11-20 09:57:44,960 INFO L440 ceAbstractionStarter]: At program point L76-1(lines 76 82) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 09:57:44,960 INFO L444 ceAbstractionStarter]: For program point L704(line 704) no Hoare annotation was computed. [2019-11-20 09:57:44,960 INFO L444 ceAbstractionStarter]: For program point L259(lines 259 265) no Hoare annotation was computed. [2019-11-20 09:57:44,960 INFO L440 ceAbstractionStarter]: At program point L259-1(lines 259 265) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 09:57:44,961 INFO L444 ceAbstractionStarter]: For program point L94(lines 94 100) no Hoare annotation was computed. [2019-11-20 09:57:44,961 INFO L440 ceAbstractionStarter]: At program point L94-1(lines 130 136) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 09:57:44,961 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 09:57:44,963 INFO L444 ceAbstractionStarter]: For program point L821(lines 821 825) no Hoare annotation was computed. [2019-11-20 09:57:44,963 INFO L444 ceAbstractionStarter]: For program point L821-3(lines 821 825) no Hoare annotation was computed. [2019-11-20 09:57:44,963 INFO L444 ceAbstractionStarter]: For program point L821-6(lines 821 825) no Hoare annotation was computed. [2019-11-20 09:57:44,963 INFO L444 ceAbstractionStarter]: For program point L707(lines 707 711) no Hoare annotation was computed. [2019-11-20 09:57:44,963 INFO L444 ceAbstractionStarter]: For program point L162(lines 162 179) no Hoare annotation was computed. [2019-11-20 09:57:44,964 INFO L444 ceAbstractionStarter]: For program point L707-1(lines 130 136) no Hoare annotation was computed. [2019-11-20 09:57:44,964 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 162 179) no Hoare annotation was computed. [2019-11-20 09:57:44,964 INFO L444 ceAbstractionStarter]: For program point L162-2(lines 162 179) no Hoare annotation was computed. [2019-11-20 09:57:44,964 INFO L444 ceAbstractionStarter]: For program point L774(lines 774 781) no Hoare annotation was computed. [2019-11-20 09:57:44,964 INFO L447 ceAbstractionStarter]: At program point L774-1(lines 774 781) the Hoare annotation is: true [2019-11-20 09:57:44,967 INFO L440 ceAbstractionStarter]: At program point L130(lines 129 148) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 09:57:44,968 INFO L444 ceAbstractionStarter]: For program point L130-1(lines 130 136) no Hoare annotation was computed. [2019-11-20 09:57:44,968 INFO L440 ceAbstractionStarter]: At program point L130-2(lines 129 148) the Hoare annotation is: false [2019-11-20 09:57:44,968 INFO L440 ceAbstractionStarter]: At program point L130-3(lines 129 148) the Hoare annotation is: false [2019-11-20 09:57:44,969 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 09:57:44,969 INFO L440 ceAbstractionStarter]: At program point L858(lines 853 861) the Hoare annotation is: false [2019-11-20 09:57:44,970 INFO L440 ceAbstractionStarter]: At program point L858-1(lines 853 861) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 09:57:44,971 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 687) no Hoare annotation was computed. [2019-11-20 09:57:44,971 INFO L440 ceAbstractionStarter]: At program point L858-2(lines 853 861) the Hoare annotation is: false [2019-11-20 09:57:44,971 INFO L440 ceAbstractionStarter]: At program point L858-3(lines 853 861) the Hoare annotation is: false [2019-11-20 09:57:44,971 INFO L440 ceAbstractionStarter]: At program point L858-4(lines 853 861) the Hoare annotation is: false [2019-11-20 09:57:44,971 INFO L440 ceAbstractionStarter]: At program point L858-5(lines 853 861) the Hoare annotation is: false [2019-11-20 09:57:44,971 INFO L444 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2019-11-20 09:57:44,972 INFO L440 ceAbstractionStarter]: At program point L66-1(lines 66 72) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 09:57:44,974 INFO L440 ceAbstractionStarter]: At program point L215(lines 210 218) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 09:57:44,974 INFO L440 ceAbstractionStarter]: At program point L215-1(lines 210 218) the Hoare annotation is: false [2019-11-20 09:57:44,975 INFO L440 ceAbstractionStarter]: At program point L215-2(lines 210 218) the Hoare annotation is: false [2019-11-20 09:57:44,975 INFO L440 ceAbstractionStarter]: At program point L678(lines 673 681) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 09:57:44,975 INFO L444 ceAbstractionStarter]: For program point L166(lines 166 174) no Hoare annotation was computed. [2019-11-20 09:57:44,975 INFO L444 ceAbstractionStarter]: For program point L166-1(lines 166 174) no Hoare annotation was computed. [2019-11-20 09:57:44,975 INFO L444 ceAbstractionStarter]: For program point L166-2(lines 166 174) no Hoare annotation was computed. [2019-11-20 09:57:45,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:57:45 BoogieIcfgContainer [2019-11-20 09:57:45,007 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 09:57:45,007 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 09:57:45,007 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 09:57:45,007 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 09:57:45,008 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:57:43" (3/4) ... [2019-11-20 09:57:45,011 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 09:57:45,027 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 09:57:45,028 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-20 09:57:45,029 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 09:57:45,029 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 09:57:45,030 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 09:57:45,031 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 09:57:45,058 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 09:57:45,109 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0e27cd0a-2603-4236-8a7d-915beec2a480/bin/uautomizer/witness.graphml [2019-11-20 09:57:45,110 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 09:57:45,111 INFO L168 Benchmark]: Toolchain (without parser) took 3126.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 948.7 MB in the beginning and 915.2 MB in the end (delta: 33.5 MB). Peak memory consumption was 160.4 MB. Max. memory is 11.5 GB. [2019-11-20 09:57:45,112 INFO L168 Benchmark]: CDTParser took 0.27 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. [2019-11-20 09:57:45,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -167.7 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-20 09:57:45,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.14 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: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2019-11-20 09:57:45,113 INFO L168 Benchmark]: Boogie Preprocessor took 60.12 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. [2019-11-20 09:57:45,113 INFO L168 Benchmark]: RCFGBuilder took 756.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 56.3 MB). Peak memory consumption was 56.3 MB. Max. memory is 11.5 GB. [2019-11-20 09:57:45,114 INFO L168 Benchmark]: TraceAbstraction took 1586.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 922.1 MB in the end (delta: 124.0 MB). Peak memory consumption was 124.0 MB. Max. memory is 11.5 GB. [2019-11-20 09:57:45,114 INFO L168 Benchmark]: Witness Printer took 102.74 ms. Allocated memory is still 1.2 GB. Free memory was 922.1 MB in the beginning and 915.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-20 09:57:45,116 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 554.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -167.7 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.14 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: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.12 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. * RCFGBuilder took 756.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 56.3 MB). Peak memory consumption was 56.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1586.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 922.1 MB in the end (delta: 124.0 MB). Peak memory consumption was 124.0 MB. Max. memory is 11.5 GB. * Witness Printer took 102.74 ms. Allocated memory is still 1.2 GB. Free memory was 922.1 MB in the beginning and 915.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 687]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 687]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 687]: 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: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 673]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 308 SDtfs, 317 SDslu, 299 SDs, 0 SdLazy, 61 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=4, 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, 114 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 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...