./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be57a8909169924934bb5133fe0a47f53bebc905 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be57a8909169924934bb5133fe0a47f53bebc905 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:56:18,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:18,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:18,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:18,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:18,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:18,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:18,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:18,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:18,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:18,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:18,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:18,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:18,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:18,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:18,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:18,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:18,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:18,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:18,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:18,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:18,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:18,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:18,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:18,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:18,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:18,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:18,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:18,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:18,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:18,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:18,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:18,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:18,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:18,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:18,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:18,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:18,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:18,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:18,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:18,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:18,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 12:56:18,294 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:18,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:18,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:18,297 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:18,297 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:18,297 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:18,297 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:56:18,298 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:18,298 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:18,298 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:56:18,299 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:56:18,300 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:18,300 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:56:18,300 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:56:18,301 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:56:18,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:18,302 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:56:18,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:56:18,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:56:18,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:18,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:18,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:18,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:18,304 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:18,304 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:56:18,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:18,304 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:18,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:18,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:18,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:18,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:18,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:18,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:18,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:18,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:18,307 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:56:18,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:56:18,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:18,308 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:18,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:18,308 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be57a8909169924934bb5133fe0a47f53bebc905 [2020-11-22 12:56:18,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:18,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:18,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:18,640 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:18,641 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:18,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2020-11-22 12:56:18,731 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/data/5cc1ab7c8/e250cb3cb8534b4ea59e560a87fdc367/FLAGbc1900f65 [2020-11-22 12:56:19,381 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:19,392 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2020-11-22 12:56:19,405 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/data/5cc1ab7c8/e250cb3cb8534b4ea59e560a87fdc367/FLAGbc1900f65 [2020-11-22 12:56:19,658 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/data/5cc1ab7c8/e250cb3cb8534b4ea59e560a87fdc367 [2020-11-22 12:56:19,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:19,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:19,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:19,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:19,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:19,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:19" (1/1) ... [2020-11-22 12:56:19,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59aff389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:19, skipping insertion in model container [2020-11-22 12:56:19,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:19" (1/1) ... [2020-11-22 12:56:19,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:19,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:20,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:20,257 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-22 12:56:20,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54ad4072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:20, skipping insertion in model container [2020-11-22 12:56:20,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:20,259 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:56:20,262 INFO L168 Benchmark]: Toolchain (without parser) took 597.59 ms. Allocated memory is still 100.7 MB. Free memory was 73.5 MB in the beginning and 75.6 MB in the end (delta: -2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:20,263 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 100.7 MB. Free memory is still 60.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:20,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.64 ms. Allocated memory is still 100.7 MB. Free memory was 73.2 MB in the beginning and 75.6 MB in the end (delta: -2.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:20,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 100.7 MB. Free memory is still 60.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 591.64 ms. Allocated memory is still 100.7 MB. Free memory was 73.2 MB in the beginning and 75.6 MB in the end (delta: -2.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 209]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:56:22,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:22,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:22,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:22,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:22,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:22,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:22,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:22,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:22,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:22,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:22,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:22,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:22,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:22,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:22,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:22,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:22,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:22,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:22,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:22,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:22,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:22,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:22,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:22,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:22,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:22,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:22,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:22,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:22,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:22,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:22,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:22,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:22,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:22,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:22,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:22,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:22,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:22,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:22,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:22,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:22,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 12:56:22,878 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:22,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:22,881 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:22,881 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:22,881 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:22,882 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:22,882 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:22,882 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:22,883 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:22,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:22,885 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:56:22,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:56:22,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:22,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:22,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:22,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:22,887 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:22,887 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:56:22,887 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:56:22,887 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:56:22,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:22,888 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:22,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:22,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:22,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:56:22,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:22,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:22,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:22,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:22,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:22,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:22,890 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:56:22,890 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:56:22,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:22,891 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:22,891 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:22,891 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be57a8909169924934bb5133fe0a47f53bebc905 [2020-11-22 12:56:23,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:23,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:23,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:23,331 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:23,334 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:23,335 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2020-11-22 12:56:23,402 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/data/133f2f69f/626d6540b3934cd6a4e97f7c1889fc89/FLAGf2ae4fccc [2020-11-22 12:56:24,080 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:24,081 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2020-11-22 12:56:24,097 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/data/133f2f69f/626d6540b3934cd6a4e97f7c1889fc89/FLAGf2ae4fccc [2020-11-22 12:56:24,346 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/data/133f2f69f/626d6540b3934cd6a4e97f7c1889fc89 [2020-11-22 12:56:24,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:24,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:24,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:24,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:24,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:24,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbfb49b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24, skipping insertion in model container [2020-11-22 12:56:24,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:24,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:24,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:24,858 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 12:56:24,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:24,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:25,002 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 12:56:25,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:25,130 INFO L208 MainTranslator]: Completed translation [2020-11-22 12:56:25,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25 WrapperNode [2020-11-22 12:56:25,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:25,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 12:56:25,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 12:56:25,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 12:56:25,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (1/1) ... [2020-11-22 12:56:25,174 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (1/1) ... [2020-11-22 12:56:25,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 12:56:25,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 12:56:25,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 12:56:25,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 12:56:25,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (1/1) ... [2020-11-22 12:56:25,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (1/1) ... [2020-11-22 12:56:25,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (1/1) ... [2020-11-22 12:56:25,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (1/1) ... [2020-11-22 12:56:25,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (1/1) ... [2020-11-22 12:56:25,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (1/1) ... [2020-11-22 12:56:25,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (1/1) ... [2020-11-22 12:56:25,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 12:56:25,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 12:56:25,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 12:56:25,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 12:56:25,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 12:56:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 12:56:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 12:56:25,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 12:56:27,904 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 12:56:27,905 INFO L298 CfgBuilder]: Removed 166 assume(true) statements. [2020-11-22 12:56:27,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:56:27 BoogieIcfgContainer [2020-11-22 12:56:27,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 12:56:27,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 12:56:27,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 12:56:27,912 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 12:56:27,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:56:24" (1/3) ... [2020-11-22 12:56:27,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cb15304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:56:27, skipping insertion in model container [2020-11-22 12:56:27,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:25" (2/3) ... [2020-11-22 12:56:27,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cb15304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:56:27, skipping insertion in model container [2020-11-22 12:56:27,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:56:27" (3/3) ... [2020-11-22 12:56:27,915 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product31.cil.c [2020-11-22 12:56:27,925 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 12:56:27,930 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 12:56:27,942 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 12:56:27,980 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 12:56:27,980 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 12:56:27,980 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 12:56:27,980 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 12:56:27,981 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 12:56:27,981 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 12:56:27,981 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 12:56:27,981 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 12:56:28,003 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2020-11-22 12:56:28,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-22 12:56:28,009 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:28,010 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:28,011 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:28,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:28,017 INFO L82 PathProgramCache]: Analyzing trace with hash -2110279171, now seen corresponding path program 1 times [2020-11-22 12:56:28,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:28,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [32572895] [2020-11-22 12:56:28,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:28,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 12:56:28,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:28,316 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:28,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:28,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [32572895] [2020-11-22 12:56:28,327 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:28,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 12:56:28,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518927961] [2020-11-22 12:56:28,332 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 12:56:28,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:28,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 12:56:28,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 12:56:28,352 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2020-11-22 12:56:28,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:28,402 INFO L93 Difference]: Finished difference Result 211 states and 314 transitions. [2020-11-22 12:56:28,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 12:56:28,404 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-22 12:56:28,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:28,418 INFO L225 Difference]: With dead ends: 211 [2020-11-22 12:56:28,418 INFO L226 Difference]: Without dead ends: 103 [2020-11-22 12:56:28,421 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 12:56:28,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-11-22 12:56:28,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-11-22 12:56:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-11-22 12:56:28,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2020-11-22 12:56:28,469 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2020-11-22 12:56:28,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:28,470 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2020-11-22 12:56:28,470 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 12:56:28,470 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-11-22 12:56:28,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-22 12:56:28,471 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:28,471 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:28,672 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 12:56:28,672 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:28,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:28,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1364569740, now seen corresponding path program 1 times [2020-11-22 12:56:28,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:28,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2101605742] [2020-11-22 12:56:28,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:28,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:56:28,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:28,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:28,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:28,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:28,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2101605742] [2020-11-22 12:56:28,931 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:28,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 12:56:28,931 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166227752] [2020-11-22 12:56:28,932 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:56:28,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:28,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:56:28,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:56:28,935 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 4 states. [2020-11-22 12:56:28,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:28,958 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-11-22 12:56:28,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:56:28,963 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2020-11-22 12:56:28,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:28,965 INFO L225 Difference]: With dead ends: 103 [2020-11-22 12:56:28,965 INFO L226 Difference]: Without dead ends: 45 [2020-11-22 12:56:28,967 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:56:28,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-11-22 12:56:28,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-11-22 12:56:28,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-11-22 12:56:28,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2020-11-22 12:56:28,979 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2020-11-22 12:56:28,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:28,979 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2020-11-22 12:56:28,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:56:28,979 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-11-22 12:56:28,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-22 12:56:28,980 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:28,980 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:29,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 12:56:29,181 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:29,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:29,182 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2020-11-22 12:56:29,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:29,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1199008616] [2020-11-22 12:56:29,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:29,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:56:29,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:29,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:29,367 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:29,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:29,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1199008616] [2020-11-22 12:56:29,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:29,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 12:56:29,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363908208] [2020-11-22 12:56:29,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:56:29,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:29,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:56:29,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:56:29,392 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 4 states. [2020-11-22 12:56:29,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:29,451 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2020-11-22 12:56:29,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 12:56:29,452 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-11-22 12:56:29,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:29,453 INFO L225 Difference]: With dead ends: 146 [2020-11-22 12:56:29,453 INFO L226 Difference]: Without dead ends: 107 [2020-11-22 12:56:29,454 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:56:29,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-11-22 12:56:29,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2020-11-22 12:56:29,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-11-22 12:56:29,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2020-11-22 12:56:29,466 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2020-11-22 12:56:29,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:29,471 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2020-11-22 12:56:29,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:56:29,471 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2020-11-22 12:56:29,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-22 12:56:29,473 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:29,474 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:29,688 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 12:56:29,688 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:29,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:29,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2020-11-22 12:56:29,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:29,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1605289502] [2020-11-22 12:56:29,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:29,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:56:29,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:29,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:29,993 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:30,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1605289502] [2020-11-22 12:56:30,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:30,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-11-22 12:56:30,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868646985] [2020-11-22 12:56:30,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 12:56:30,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:30,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 12:56:30,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 12:56:30,037 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 8 states. [2020-11-22 12:56:30,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:30,436 INFO L93 Difference]: Finished difference Result 483 states and 740 transitions. [2020-11-22 12:56:30,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-22 12:56:30,437 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2020-11-22 12:56:30,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:30,441 INFO L225 Difference]: With dead ends: 483 [2020-11-22 12:56:30,441 INFO L226 Difference]: Without dead ends: 425 [2020-11-22 12:56:30,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2020-11-22 12:56:30,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2020-11-22 12:56:30,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 166. [2020-11-22 12:56:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-11-22 12:56:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 241 transitions. [2020-11-22 12:56:30,487 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 241 transitions. Word has length 24 [2020-11-22 12:56:30,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:30,487 INFO L481 AbstractCegarLoop]: Abstraction has 166 states and 241 transitions. [2020-11-22 12:56:30,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 12:56:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2020-11-22 12:56:30,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-22 12:56:30,489 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:30,489 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:30,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 12:56:30,707 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:30,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:30,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1375176786, now seen corresponding path program 1 times [2020-11-22 12:56:30,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:30,708 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [230485258] [2020-11-22 12:56:30,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:30,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:56:30,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:30,920 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:30,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:30,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [230485258] [2020-11-22 12:56:30,922 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:30,923 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 12:56:30,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859321000] [2020-11-22 12:56:30,923 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 12:56:30,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:30,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 12:56:30,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:56:30,925 INFO L87 Difference]: Start difference. First operand 166 states and 241 transitions. Second operand 3 states. [2020-11-22 12:56:32,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:32,273 INFO L93 Difference]: Finished difference Result 414 states and 606 transitions. [2020-11-22 12:56:32,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:56:32,274 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-22 12:56:32,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:32,277 INFO L225 Difference]: With dead ends: 414 [2020-11-22 12:56:32,277 INFO L226 Difference]: Without dead ends: 254 [2020-11-22 12:56:32,278 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:56:32,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2020-11-22 12:56:32,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 252. [2020-11-22 12:56:32,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2020-11-22 12:56:32,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 357 transitions. [2020-11-22 12:56:32,324 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 357 transitions. Word has length 25 [2020-11-22 12:56:32,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:32,324 INFO L481 AbstractCegarLoop]: Abstraction has 252 states and 357 transitions. [2020-11-22 12:56:32,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 12:56:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 357 transitions. [2020-11-22 12:56:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 12:56:32,327 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:32,327 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:32,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 12:56:32,545 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:32,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:32,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1818191244, now seen corresponding path program 1 times [2020-11-22 12:56:32,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:32,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [224757761] [2020-11-22 12:56:32,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:32,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:56:32,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:32,774 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:32,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:32,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [224757761] [2020-11-22 12:56:32,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:32,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 12:56:32,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160005820] [2020-11-22 12:56:32,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 12:56:32,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:32,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 12:56:32,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:56:32,781 INFO L87 Difference]: Start difference. First operand 252 states and 357 transitions. Second operand 3 states. [2020-11-22 12:56:32,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:32,820 INFO L93 Difference]: Finished difference Result 364 states and 522 transitions. [2020-11-22 12:56:32,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:56:32,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-22 12:56:32,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:32,822 INFO L225 Difference]: With dead ends: 364 [2020-11-22 12:56:32,822 INFO L226 Difference]: Without dead ends: 118 [2020-11-22 12:56:32,823 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:56:32,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-11-22 12:56:32,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-11-22 12:56:32,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-11-22 12:56:32,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2020-11-22 12:56:32,850 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 26 [2020-11-22 12:56:32,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:32,851 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2020-11-22 12:56:32,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 12:56:32,851 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2020-11-22 12:56:32,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-22 12:56:32,858 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:32,859 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:33,073 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 12:56:33,074 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:33,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:33,074 INFO L82 PathProgramCache]: Analyzing trace with hash -419705618, now seen corresponding path program 1 times [2020-11-22 12:56:33,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:33,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077390384] [2020-11-22 12:56:33,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:33,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-22 12:56:33,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:33,322 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:33,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:33,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1077390384] [2020-11-22 12:56:33,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1117076493] [2020-11-22 12:56:33,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 12:56:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:33,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:56:33,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:33,595 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-22 12:56:33,595 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:33,607 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-22 12:56:33,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2020-11-22 12:56:33,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2020-11-22 12:56:33,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45210423] [2020-11-22 12:56:33,614 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 12:56:33,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:33,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 12:56:33,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-22 12:56:33,616 INFO L87 Difference]: Start difference. First operand 118 states and 156 transitions. Second operand 5 states. [2020-11-22 12:56:33,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:33,741 INFO L93 Difference]: Finished difference Result 242 states and 328 transitions. [2020-11-22 12:56:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 12:56:33,742 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2020-11-22 12:56:33,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:33,742 INFO L225 Difference]: With dead ends: 242 [2020-11-22 12:56:33,742 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 12:56:33,743 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-11-22 12:56:33,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 12:56:33,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 12:56:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 12:56:33,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 12:56:33,744 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2020-11-22 12:56:33,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:33,744 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 12:56:33,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 12:56:33,744 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 12:56:33,745 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 12:56:34,149 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt --rewrite-divk,8 mathsat -unsat_core_generation=3 [2020-11-22 12:56:34,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 12:56:34,647 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:56:34,648 INFO L270 CegarLoopResult]: At program point L168(lines 1 957) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:56:34,648 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 12:56:34,648 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 12:56:34,648 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 12:56:34,648 INFO L274 CegarLoopResult]: For program point L897(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,648 INFO L274 CegarLoopResult]: For program point L897-2(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,648 INFO L274 CegarLoopResult]: For program point L897-3(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,648 INFO L274 CegarLoopResult]: For program point L897-5(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,648 INFO L274 CegarLoopResult]: For program point L897-6(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,649 INFO L274 CegarLoopResult]: For program point L897-8(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,649 INFO L274 CegarLoopResult]: For program point L897-9(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,649 INFO L274 CegarLoopResult]: For program point L897-11(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,649 INFO L274 CegarLoopResult]: For program point L897-12(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,649 INFO L274 CegarLoopResult]: For program point L897-14(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,649 INFO L274 CegarLoopResult]: For program point L897-15(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,649 INFO L274 CegarLoopResult]: For program point L897-17(lines 897 901) no Hoare annotation was computed. [2020-11-22 12:56:34,649 INFO L270 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:56:34,649 INFO L270 CegarLoopResult]: At program point L700(lines 651 701) the Hoare annotation is: false [2020-11-22 12:56:34,649 INFO L274 CegarLoopResult]: For program point L932(lines 932 945) no Hoare annotation was computed. [2020-11-22 12:56:34,650 INFO L270 CegarLoopResult]: At program point L932-1(lines 1 957) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:34,650 INFO L274 CegarLoopResult]: For program point L932-2(lines 932 945) no Hoare annotation was computed. [2020-11-22 12:56:34,650 INFO L270 CegarLoopResult]: At program point L932-3(lines 1 957) the Hoare annotation is: false [2020-11-22 12:56:34,650 INFO L274 CegarLoopResult]: For program point L932-4(lines 932 945) no Hoare annotation was computed. [2020-11-22 12:56:34,650 INFO L270 CegarLoopResult]: At program point L932-5(lines 1 957) the Hoare annotation is: false [2020-11-22 12:56:34,650 INFO L270 CegarLoopResult]: At program point L636(lines 631 639) the Hoare annotation is: false [2020-11-22 12:56:34,650 INFO L270 CegarLoopResult]: At program point L636-1(lines 631 639) the Hoare annotation is: false [2020-11-22 12:56:34,650 INFO L274 CegarLoopResult]: For program point L570(lines 570 574) no Hoare annotation was computed. [2020-11-22 12:56:34,650 INFO L270 CegarLoopResult]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2020-11-22 12:56:34,650 INFO L270 CegarLoopResult]: At program point L636-3(lines 631 639) the Hoare annotation is: false [2020-11-22 12:56:34,650 INFO L270 CegarLoopResult]: At program point L636-4(lines 631 639) the Hoare annotation is: false [2020-11-22 12:56:34,651 INFO L270 CegarLoopResult]: At program point L636-5(lines 631 639) the Hoare annotation is: false [2020-11-22 12:56:34,651 INFO L277 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-11-22 12:56:34,651 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:56:34,651 INFO L270 CegarLoopResult]: At program point L176(lines 171 179) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:56:34,651 INFO L274 CegarLoopResult]: For program point L936(lines 936 942) no Hoare annotation was computed. [2020-11-22 12:56:34,651 INFO L270 CegarLoopResult]: At program point L903(lines 888 906) the Hoare annotation is: false [2020-11-22 12:56:34,651 INFO L270 CegarLoopResult]: At program point L903-1(lines 888 906) the Hoare annotation is: false [2020-11-22 12:56:34,651 INFO L274 CegarLoopResult]: For program point L936-2(lines 936 942) no Hoare annotation was computed. [2020-11-22 12:56:34,651 INFO L270 CegarLoopResult]: At program point L903-2(lines 888 906) the Hoare annotation is: false [2020-11-22 12:56:34,651 INFO L270 CegarLoopResult]: At program point L903-3(lines 888 906) the Hoare annotation is: false [2020-11-22 12:56:34,652 INFO L274 CegarLoopResult]: For program point L936-4(lines 936 942) no Hoare annotation was computed. [2020-11-22 12:56:34,652 INFO L270 CegarLoopResult]: At program point L903-4(lines 888 906) the Hoare annotation is: false [2020-11-22 12:56:34,652 INFO L270 CegarLoopResult]: At program point L903-5(lines 888 906) the Hoare annotation is: false [2020-11-22 12:56:34,652 INFO L274 CegarLoopResult]: For program point L672(lines 672 678) no Hoare annotation was computed. [2020-11-22 12:56:34,652 INFO L270 CegarLoopResult]: At program point L672-1(lines 672 678) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:34,652 INFO L270 CegarLoopResult]: At program point L839(lines 832 842) the Hoare annotation is: false [2020-11-22 12:56:34,652 INFO L270 CegarLoopResult]: At program point L839-1(lines 832 842) the Hoare annotation is: false [2020-11-22 12:56:34,652 INFO L270 CegarLoopResult]: At program point L839-2(lines 832 842) the Hoare annotation is: false [2020-11-22 12:56:34,652 INFO L274 CegarLoopResult]: For program point L778(lines 778 795) no Hoare annotation was computed. [2020-11-22 12:56:34,652 INFO L274 CegarLoopResult]: For program point L778-1(lines 778 795) no Hoare annotation was computed. [2020-11-22 12:56:34,653 INFO L274 CegarLoopResult]: For program point L778-2(lines 778 795) no Hoare annotation was computed. [2020-11-22 12:56:34,653 INFO L274 CegarLoopResult]: For program point L911(lines 911 917) no Hoare annotation was computed. [2020-11-22 12:56:34,653 INFO L270 CegarLoopResult]: At program point L911-1(lines 911 917) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:34,653 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 12:56:34,653 INFO L274 CegarLoopResult]: For program point L582(lines 582 586) no Hoare annotation was computed. [2020-11-22 12:56:34,653 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-11-22 12:56:34,653 INFO L274 CegarLoopResult]: For program point L682(lines 682 695) no Hoare annotation was computed. [2020-11-22 12:56:34,653 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-11-22 12:56:34,653 INFO L270 CegarLoopResult]: At program point L848(lines 843 851) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:34,653 INFO L270 CegarLoopResult]: At program point L848-1(lines 843 851) the Hoare annotation is: false [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-11-22 12:56:34,654 INFO L270 CegarLoopResult]: At program point L848-2(lines 843 851) the Hoare annotation is: false [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point L782-1(lines 782 790) no Hoare annotation was computed. [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point L58-1(lines 720 726) no Hoare annotation was computed. [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point L752(lines 752 769) no Hoare annotation was computed. [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point L752-1(lines 752 769) no Hoare annotation was computed. [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point L752-2(lines 752 769) no Hoare annotation was computed. [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point L653(lines 652 699) no Hoare annotation was computed. [2020-11-22 12:56:34,654 INFO L274 CegarLoopResult]: For program point L752-3(lines 752 769) no Hoare annotation was computed. [2020-11-22 12:56:34,655 INFO L274 CegarLoopResult]: For program point L752-4(lines 752 769) no Hoare annotation was computed. [2020-11-22 12:56:34,655 INFO L274 CegarLoopResult]: For program point L752-5(lines 752 769) no Hoare annotation was computed. [2020-11-22 12:56:34,655 INFO L270 CegarLoopResult]: At program point L720(lines 719 738) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:34,655 INFO L274 CegarLoopResult]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2020-11-22 12:56:34,655 INFO L274 CegarLoopResult]: For program point L654(lines 654 658) no Hoare annotation was computed. [2020-11-22 12:56:34,655 INFO L270 CegarLoopResult]: At program point L720-2(lines 719 738) the Hoare annotation is: false [2020-11-22 12:56:34,655 INFO L270 CegarLoopResult]: At program point L720-3(lines 719 738) the Hoare annotation is: false [2020-11-22 12:56:34,655 INFO L274 CegarLoopResult]: For program point L688(lines 688 694) no Hoare annotation was computed. [2020-11-22 12:56:34,655 INFO L270 CegarLoopResult]: At program point L688-1(lines 720 726) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:34,655 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 12:56:34,656 INFO L274 CegarLoopResult]: For program point L954(line 954) no Hoare annotation was computed. [2020-11-22 12:56:34,656 INFO L274 CegarLoopResult]: For program point L954-1(line 954) no Hoare annotation was computed. [2020-11-22 12:56:34,656 INFO L274 CegarLoopResult]: For program point L954-2(line 954) no Hoare annotation was computed. [2020-11-22 12:56:34,656 INFO L274 CegarLoopResult]: For program point L756(lines 756 764) no Hoare annotation was computed. [2020-11-22 12:56:34,656 INFO L274 CegarLoopResult]: For program point L756-1(lines 756 764) no Hoare annotation was computed. [2020-11-22 12:56:34,656 INFO L274 CegarLoopResult]: For program point L756-2(lines 756 764) no Hoare annotation was computed. [2020-11-22 12:56:34,656 INFO L274 CegarLoopResult]: For program point L756-3(lines 756 764) no Hoare annotation was computed. [2020-11-22 12:56:34,656 INFO L274 CegarLoopResult]: For program point L756-4(lines 756 764) no Hoare annotation was computed. [2020-11-22 12:56:34,656 INFO L274 CegarLoopResult]: For program point L756-5(lines 756 764) no Hoare annotation was computed. [2020-11-22 12:56:34,661 INFO L274 CegarLoopResult]: For program point L558(lines 558 562) no Hoare annotation was computed. [2020-11-22 12:56:34,661 INFO L274 CegarLoopResult]: For program point L558-3(lines 558 562) no Hoare annotation was computed. [2020-11-22 12:56:34,661 INFO L274 CegarLoopResult]: For program point L558-6(lines 558 562) no Hoare annotation was computed. [2020-11-22 12:56:34,661 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 12:56:34,662 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:56:34,662 INFO L270 CegarLoopResult]: At program point L627(lines 622 630) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:34,663 INFO L270 CegarLoopResult]: At program point L627-1(lines 622 630) the Hoare annotation is: false [2020-11-22 12:56:34,663 INFO L270 CegarLoopResult]: At program point L627-2(lines 622 630) the Hoare annotation is: false [2020-11-22 12:56:34,663 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-11-22 12:56:34,664 INFO L277 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-11-22 12:56:34,664 INFO L270 CegarLoopResult]: At program point L727(lines 727 733) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:34,664 INFO L270 CegarLoopResult]: At program point L727-1(lines 727 733) the Hoare annotation is: false [2020-11-22 12:56:34,664 INFO L270 CegarLoopResult]: At program point L727-2(lines 727 733) the Hoare annotation is: false [2020-11-22 12:56:34,664 INFO L270 CegarLoopResult]: At program point L595(lines 590 598) the Hoare annotation is: false [2020-11-22 12:56:34,665 INFO L270 CegarLoopResult]: At program point L595-1(lines 590 598) the Hoare annotation is: false [2020-11-22 12:56:34,665 INFO L270 CegarLoopResult]: At program point L595-2(lines 590 598) the Hoare annotation is: false [2020-11-22 12:56:34,665 INFO L274 CegarLoopResult]: For program point L662(lines 662 668) no Hoare annotation was computed. [2020-11-22 12:56:34,665 INFO L270 CegarLoopResult]: At program point L662-1(lines 662 668) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:34,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:56:34 BoogieIcfgContainer [2020-11-22 12:56:34,696 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 12:56:34,697 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 12:56:34,697 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 12:56:34,697 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 12:56:34,698 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:56:27" (3/4) ... [2020-11-22 12:56:34,700 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 12:56:34,725 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 12:56:34,726 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 12:56:34,727 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 12:56:34,727 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 12:56:34,728 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 12:56:34,729 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:56:34,730 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:56:34,761 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 12:56:34,829 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8c776493-5539-4e64-9247-fbb0aaaa270e/bin/utaipan/witness.graphml [2020-11-22 12:56:34,829 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 12:56:34,831 INFO L168 Benchmark]: Toolchain (without parser) took 10478.71 ms. Allocated memory was 52.4 MB in the beginning and 100.7 MB in the end (delta: 48.2 MB). Free memory was 29.4 MB in the beginning and 45.5 MB in the end (delta: -16.1 MB). Peak memory consumption was 31.3 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,831 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 35.3 MB in the beginning and 35.3 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:34,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.01 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 29.1 MB in the beginning and 48.4 MB in the end (delta: -19.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,832 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.45 ms. Allocated memory is still 67.1 MB. Free memory was 48.4 MB in the beginning and 44.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,832 INFO L168 Benchmark]: Boogie Preprocessor took 93.47 ms. Allocated memory is still 67.1 MB. Free memory was 44.8 MB in the beginning and 42.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,833 INFO L168 Benchmark]: RCFGBuilder took 2565.12 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 42.1 MB in the beginning and 49.3 MB in the end (delta: -7.2 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,833 INFO L168 Benchmark]: TraceAbstraction took 6787.70 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 48.7 MB in the beginning and 54.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 40.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,834 INFO L168 Benchmark]: Witness Printer took 132.36 ms. Allocated memory is still 100.7 MB. Free memory was 54.9 MB in the beginning and 45.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,836 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 35.3 MB in the beginning and 35.3 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 779.01 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 29.1 MB in the beginning and 48.4 MB in the end (delta: -19.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 113.45 ms. Allocated memory is still 67.1 MB. Free memory was 48.4 MB in the beginning and 44.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 93.47 ms. Allocated memory is still 67.1 MB. Free memory was 44.8 MB in the beginning and 42.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2565.12 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 42.1 MB in the beginning and 49.3 MB in the end (delta: -7.2 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6787.70 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 48.7 MB in the beginning and 54.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 40.7 MB. Max. memory is 16.1 GB. * Witness Printer took 132.36 ms. Allocated memory is still 100.7 MB. Free memory was 54.9 MB in the beginning and 45.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 110 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.1s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 545 SDtfs, 1003 SDslu, 785 SDs, 0 SdLazy, 153 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 416 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=252occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 304 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 147 NumberOfFragments, 140 HoareAnnotationTreeSize, 44 FomulaSimplifications, 6254 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 210 NumberOfCodeBlocks, 210 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 404 ConstructedInterpolants, 0 QuantifiedInterpolants, 27914 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1614 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 46/56 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...