./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.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_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/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 a022389f82d082e59911b8894f15e7c26d2fb42a ............................................................................................................................................ 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_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/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 a022389f82d082e59911b8894f15e7c26d2fb42a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 13:00:03,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:00:03,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:00:03,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:00:03,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:00:03,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:00:03,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:00:03,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:00:03,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:00:03,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:00:03,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:00:03,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:00:03,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:00:03,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:00:03,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:00:03,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:00:03,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:00:03,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:00:03,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:00:03,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:00:03,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:00:03,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:00:03,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:00:03,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:00:03,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:00:03,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:00:03,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:00:03,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:00:03,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:00:03,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:00:03,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:00:03,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:00:03,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:00:03,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:00:03,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:00:03,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:00:03,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:00:03,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:00:03,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:00:03,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:00:03,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:00:03,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:00:03,603 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:00:03,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:00:03,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:00:03,605 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:00:03,606 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:00:03,606 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:00:03,606 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:00:03,606 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:00:03,606 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:00:03,606 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:00:03,608 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:00:03,608 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:00:03,608 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:00:03,608 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:00:03,608 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:00:03,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:00:03,609 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:00:03,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:00:03,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:00:03,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:00:03,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:00:03,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:00:03,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:00:03,611 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:00:03,611 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:00:03,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:00:03,611 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:00:03,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:00:03,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:00:03,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:00:03,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:00:03,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:00:03,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:00:03,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:00:03,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:00:03,613 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:00:03,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:00:03,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:00:03,614 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:00:03,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:00:03,614 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_4adcbead-c6c4-416e-9f71-8e1771bc26ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a022389f82d082e59911b8894f15e7c26d2fb42a [2020-11-22 13:00:03,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:00:03,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:00:03,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:00:03,892 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:00:03,892 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:00:03,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2020-11-22 13:00:03,983 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/data/f18f13740/54e2316fa79a4a1b82de7eccb33293ee/FLAGca2d0a84b [2020-11-22 13:00:04,582 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:00:04,585 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2020-11-22 13:00:04,608 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/data/f18f13740/54e2316fa79a4a1b82de7eccb33293ee/FLAGca2d0a84b [2020-11-22 13:00:04,932 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/data/f18f13740/54e2316fa79a4a1b82de7eccb33293ee [2020-11-22 13:00:04,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:00:04,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:00:04,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:04,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:00:04,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:00:04,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:04" (1/1) ... [2020-11-22 13:00:04,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb3b707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:04, skipping insertion in model container [2020-11-22 13:00:04,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:04" (1/1) ... [2020-11-22 13:00:04,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:00:05,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:00:05,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:00:05,351 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 13:00:05,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6503173e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:05, skipping insertion in model container [2020-11-22 13:00:05,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:05,353 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:00:05,356 INFO L168 Benchmark]: Toolchain (without parser) took 417.44 ms. Allocated memory is still 102.8 MB. Free memory was 70.1 MB in the beginning and 77.1 MB in the end (delta: -7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:05,357 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 77.6 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:00:05,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.90 ms. Allocated memory is still 102.8 MB. Free memory was 69.9 MB in the beginning and 77.1 MB in the end (delta: -7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:05,362 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 77.6 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 414.90 ms. Allocated memory is still 102.8 MB. Free memory was 69.9 MB in the beginning and 77.1 MB in the end (delta: -7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 79]: 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 13:00:07,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:00:07,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:00:07,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:00:07,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:00:07,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:00:07,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:00:07,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:00:07,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:00:07,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:00:07,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:00:07,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:00:07,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:00:07,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:00:07,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:00:07,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:00:07,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:00:07,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:00:07,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:00:07,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:00:07,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:00:07,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:00:07,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:00:07,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:00:07,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:00:07,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:00:07,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:00:07,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:00:07,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:00:07,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:00:07,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:00:07,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:00:07,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:00:07,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:00:07,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:00:07,700 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:00:07,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:00:07,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:00:07,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:00:07,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:00:07,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:00:07,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:00:07,758 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:00:07,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:00:07,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:00:07,760 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:00:07,760 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:00:07,760 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:00:07,760 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:00:07,761 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:00:07,761 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:00:07,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:00:07,762 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:00:07,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:00:07,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:00:07,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:00:07,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:00:07,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:00:07,763 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:00:07,764 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:00:07,764 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:00:07,764 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:00:07,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:00:07,765 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:00:07,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:00:07,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:00:07,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:00:07,766 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:00:07,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:00:07,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:00:07,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:00:07,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:00:07,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:00:07,767 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:00:07,767 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:00:07,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:00:07,768 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:00:07,768 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:00:07,768 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_4adcbead-c6c4-416e-9f71-8e1771bc26ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a022389f82d082e59911b8894f15e7c26d2fb42a [2020-11-22 13:00:08,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:00:08,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:00:08,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:00:08,145 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:00:08,145 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:00:08,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2020-11-22 13:00:08,215 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/data/2118f45e8/e251e9431c1a487f801511504b939ae6/FLAG6585444ea [2020-11-22 13:00:08,757 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:00:08,758 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2020-11-22 13:00:08,775 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/data/2118f45e8/e251e9431c1a487f801511504b939ae6/FLAG6585444ea [2020-11-22 13:00:09,049 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/data/2118f45e8/e251e9431c1a487f801511504b939ae6 [2020-11-22 13:00:09,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:00:09,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:00:09,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:09,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:00:09,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:00:09,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c2bca0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09, skipping insertion in model container [2020-11-22 13:00:09,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:00:09,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:00:09,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:00:09,413 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:00:09,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:00:09,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:00:09,519 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:00:09,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:00:09,648 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:00:09,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09 WrapperNode [2020-11-22 13:00:09,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:09,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:00:09,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:00:09,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:00:09,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:00:09,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:00:09,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:00:09,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:00:09,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (1/1) ... [2020-11-22 13:00:09,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:00:09,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:00:09,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:00:09,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:00:09,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/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 13:00:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:00:09,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:00:09,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:00:09,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:00:12,257 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:00:12,258 INFO L298 CfgBuilder]: Removed 74 assume(true) statements. [2020-11-22 13:00:12,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:00:12 BoogieIcfgContainer [2020-11-22 13:00:12,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:00:12,266 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:00:12,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:00:12,269 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:00:12,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:00:09" (1/3) ... [2020-11-22 13:00:12,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11c67c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:00:12, skipping insertion in model container [2020-11-22 13:00:12,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:09" (2/3) ... [2020-11-22 13:00:12,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11c67c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:00:12, skipping insertion in model container [2020-11-22 13:00:12,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:00:12" (3/3) ... [2020-11-22 13:00:12,274 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product09.cil.c [2020-11-22 13:00:12,291 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:00:12,296 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:00:12,308 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:00:12,347 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:00:12,349 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:00:12,349 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:00:12,349 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:00:12,349 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:00:12,350 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:00:12,350 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:00:12,350 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:00:12,376 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2020-11-22 13:00:12,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-22 13:00:12,382 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:00:12,383 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:00:12,384 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:00:12,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:00:12,391 INFO L82 PathProgramCache]: Analyzing trace with hash 783740324, now seen corresponding path program 1 times [2020-11-22 13:00:12,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:00:12,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344806092] [2020-11-22 13:00:12,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/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 13:00:12,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:00:12,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:00:12,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:00:12,675 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 13:00:12,675 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:00:12,680 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 13:00:12,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344806092] [2020-11-22 13:00:12,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:00:12,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:00:12,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916948678] [2020-11-22 13:00:12,687 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:00:12,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:00:12,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:00:12,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:00:12,702 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 2 states. [2020-11-22 13:00:12,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:00:12,724 INFO L93 Difference]: Finished difference Result 118 states and 177 transitions. [2020-11-22 13:00:12,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:00:12,725 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-22 13:00:12,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:00:12,735 INFO L225 Difference]: With dead ends: 118 [2020-11-22 13:00:12,735 INFO L226 Difference]: Without dead ends: 57 [2020-11-22 13:00:12,738 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 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 13:00:12,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-11-22 13:00:12,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-11-22 13:00:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-11-22 13:00:12,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2020-11-22 13:00:12,775 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2020-11-22 13:00:12,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:00:12,775 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2020-11-22 13:00:12,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:00:12,776 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2020-11-22 13:00:12,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 13:00:12,777 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:00:12,777 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:00:12,994 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:00:12,994 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:00:12,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:00:12,995 INFO L82 PathProgramCache]: Analyzing trace with hash 564904355, now seen corresponding path program 1 times [2020-11-22 13:00:12,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:00:12,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1633723074] [2020-11-22 13:00:12,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/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 13:00:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:00:13,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:00:13,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:00:13,188 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 13:00:13,189 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:00:13,202 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 13:00:13,202 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1633723074] [2020-11-22 13:00:13,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:00:13,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:00:13,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120577172] [2020-11-22 13:00:13,208 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:00:13,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:00:13,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:00:13,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:00:13,209 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 4 states. [2020-11-22 13:00:13,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:00:13,224 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2020-11-22 13:00:13,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:00:13,227 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2020-11-22 13:00:13,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:00:13,228 INFO L225 Difference]: With dead ends: 57 [2020-11-22 13:00:13,228 INFO L226 Difference]: Without dead ends: 29 [2020-11-22 13:00:13,229 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 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 13:00:13,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-11-22 13:00:13,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2020-11-22 13:00:13,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-11-22 13:00:13,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2020-11-22 13:00:13,237 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2020-11-22 13:00:13,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:00:13,241 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2020-11-22 13:00:13,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:00:13,242 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2020-11-22 13:00:13,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-22 13:00:13,243 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:00:13,243 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 13:00:13,450 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:00:13,450 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:00:13,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:00:13,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1355159705, now seen corresponding path program 1 times [2020-11-22 13:00:13,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:00:13,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [852911090] [2020-11-22 13:00:13,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/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 13:00:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:00:13,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:00:13,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:00:13,673 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 13:00:13,673 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:00:13,685 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 13:00:13,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [852911090] [2020-11-22 13:00:13,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:00:13,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-22 13:00:13,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59345529] [2020-11-22 13:00:13,687 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:00:13,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:00:13,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:00:13,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:00:13,688 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2020-11-22 13:00:13,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:00:13,784 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2020-11-22 13:00:13,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-22 13:00:13,785 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-11-22 13:00:13,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:00:13,786 INFO L225 Difference]: With dead ends: 112 [2020-11-22 13:00:13,787 INFO L226 Difference]: Without dead ends: 90 [2020-11-22 13:00:13,787 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:00:13,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-11-22 13:00:13,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2020-11-22 13:00:13,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-11-22 13:00:13,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2020-11-22 13:00:13,797 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2020-11-22 13:00:13,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:00:13,798 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2020-11-22 13:00:13,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:00:13,798 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2020-11-22 13:00:13,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-22 13:00:13,799 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:00:13,799 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 13:00:14,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:00:14,022 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:00:14,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:00:14,023 INFO L82 PathProgramCache]: Analyzing trace with hash -1689469663, now seen corresponding path program 1 times [2020-11-22 13:00:14,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:00:14,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [168754798] [2020-11-22 13:00:14,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/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 13:00:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:00:14,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:00:14,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:00:14,238 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 13:00:14,238 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:00:14,243 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 13:00:14,243 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [168754798] [2020-11-22 13:00:14,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:00:14,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:00:14,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12488613] [2020-11-22 13:00:14,244 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:00:14,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:00:14,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:00:14,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:00:14,245 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand 5 states. [2020-11-22 13:00:14,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:00:14,363 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2020-11-22 13:00:14,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:00:14,374 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-11-22 13:00:14,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:00:14,375 INFO L225 Difference]: With dead ends: 132 [2020-11-22 13:00:14,375 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:00:14,376 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:00:14,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:00:14,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:00:14,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:00:14,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:00:14,376 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-11-22 13:00:14,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:00:14,377 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:00:14,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:00:14,377 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:00:14,377 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:00:14,587 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:00:14,589 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:00:14,844 INFO L270 CegarLoopResult]: At program point L861(lines 1 872) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2020-11-22 13:00:14,845 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:00:14,845 INFO L274 CegarLoopResult]: For program point L432(lines 431 476) no Hoare annotation was computed. [2020-11-22 13:00:14,845 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:00:14,845 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 13:00:14,845 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 13:00:14,845 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:00:14,845 INFO L274 CegarLoopResult]: For program point L433(lines 433 437) no Hoare annotation was computed. [2020-11-22 13:00:14,845 INFO L274 CegarLoopResult]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-11-22 13:00:14,846 INFO L274 CegarLoopResult]: For program point L467-2(lines 501 507) no Hoare annotation was computed. [2020-11-22 13:00:14,846 INFO L274 CegarLoopResult]: For program point L451(lines 451 457) no Hoare annotation was computed. [2020-11-22 13:00:14,846 INFO L270 CegarLoopResult]: At program point L451-1(lines 451 457) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:00:14,846 INFO L274 CegarLoopResult]: For program point L765(lines 765 769) no Hoare annotation was computed. [2020-11-22 13:00:14,846 INFO L274 CegarLoopResult]: For program point L765-3(lines 765 769) no Hoare annotation was computed. [2020-11-22 13:00:14,846 INFO L274 CegarLoopResult]: For program point L765-6(lines 765 769) no Hoare annotation was computed. [2020-11-22 13:00:14,846 INFO L270 CegarLoopResult]: At program point L501(lines 500 519) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:00:14,846 INFO L274 CegarLoopResult]: For program point L501-1(lines 501 507) no Hoare annotation was computed. [2020-11-22 13:00:14,847 INFO L270 CegarLoopResult]: At program point L501-2(lines 500 519) the Hoare annotation is: false [2020-11-22 13:00:14,847 INFO L270 CegarLoopResult]: At program point L501-3(lines 500 519) the Hoare annotation is: false [2020-11-22 13:00:14,847 INFO L270 CegarLoopResult]: At program point L717(lines 713 719) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2020-11-22 13:00:14,847 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:00:14,847 INFO L274 CegarLoopResult]: For program point L636(lines 636 653) no Hoare annotation was computed. [2020-11-22 13:00:14,847 INFO L270 CegarLoopResult]: At program point L636-1(lines 1 872) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:00:14,847 INFO L270 CegarLoopResult]: At program point L669-2(lines 669 683) the Hoare annotation is: false [2020-11-22 13:00:14,847 INFO L274 CegarLoopResult]: For program point L636-2(lines 636 653) no Hoare annotation was computed. [2020-11-22 13:00:14,848 INFO L270 CegarLoopResult]: At program point L636-3(lines 1 872) the Hoare annotation is: false [2020-11-22 13:00:14,848 INFO L274 CegarLoopResult]: For program point L636-4(lines 636 653) no Hoare annotation was computed. [2020-11-22 13:00:14,848 INFO L270 CegarLoopResult]: At program point L636-5(lines 1 872) the Hoare annotation is: false [2020-11-22 13:00:14,848 INFO L270 CegarLoopResult]: At program point L802(lines 797 805) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:00:14,848 INFO L270 CegarLoopResult]: At program point L802-1(lines 797 805) the Hoare annotation is: false [2020-11-22 13:00:14,848 INFO L270 CegarLoopResult]: At program point L802-2(lines 797 805) the Hoare annotation is: false [2020-11-22 13:00:14,848 INFO L274 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-11-22 13:00:14,848 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:00:14,849 INFO L277 CegarLoopResult]: At program point L753(lines 734 756) the Hoare annotation is: true [2020-11-22 13:00:14,849 INFO L270 CegarLoopResult]: At program point L869(lines 864 872) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2020-11-22 13:00:14,849 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:00:14,849 INFO L274 CegarLoopResult]: For program point L441(lines 441 447) no Hoare annotation was computed. [2020-11-22 13:00:14,849 INFO L270 CegarLoopResult]: At program point L441-1(lines 441 447) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:00:14,849 INFO L274 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2020-11-22 13:00:14,849 INFO L274 CegarLoopResult]: For program point L640(lines 640 650) no Hoare annotation was computed. [2020-11-22 13:00:14,849 INFO L274 CegarLoopResult]: For program point L673-1(lines 501 507) no Hoare annotation was computed. [2020-11-22 13:00:14,850 INFO L274 CegarLoopResult]: For program point L640-2(lines 640 650) no Hoare annotation was computed. [2020-11-22 13:00:14,850 INFO L270 CegarLoopResult]: At program point L508(lines 508 514) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:00:14,850 INFO L274 CegarLoopResult]: For program point L640-4(lines 640 650) no Hoare annotation was computed. [2020-11-22 13:00:14,850 INFO L270 CegarLoopResult]: At program point L508-1(lines 508 514) the Hoare annotation is: false [2020-11-22 13:00:14,850 INFO L270 CegarLoopResult]: At program point L508-2(lines 508 514) the Hoare annotation is: false [2020-11-22 13:00:14,850 INFO L274 CegarLoopResult]: For program point L789(lines 789 793) no Hoare annotation was computed. [2020-11-22 13:00:14,850 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-22 13:00:14,850 INFO L274 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-11-22 13:00:14,851 INFO L274 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-11-22 13:00:14,851 INFO L274 CegarLoopResult]: For program point L641(lines 641 647) no Hoare annotation was computed. [2020-11-22 13:00:14,851 INFO L274 CegarLoopResult]: For program point L641-2(lines 641 647) no Hoare annotation was computed. [2020-11-22 13:00:14,851 INFO L274 CegarLoopResult]: For program point L641-4(lines 641 647) no Hoare annotation was computed. [2020-11-22 13:00:14,851 INFO L270 CegarLoopResult]: At program point L625(lines 620 627) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2020-11-22 13:00:14,851 INFO L270 CegarLoopResult]: At program point L477(lines 430 478) the Hoare annotation is: false [2020-11-22 13:00:14,852 INFO L274 CegarLoopResult]: For program point L461(lines 461 472) no Hoare annotation was computed. [2020-11-22 13:00:14,852 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:00:14,852 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:00:14,852 INFO L270 CegarLoopResult]: At program point L578(lines 573 581) 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 13:00:14,852 INFO L270 CegarLoopResult]: At program point L578-1(lines 573 581) the Hoare annotation is: false [2020-11-22 13:00:14,853 INFO L270 CegarLoopResult]: At program point L578-2(lines 573 581) the Hoare annotation is: false [2020-11-22 13:00:14,853 INFO L274 CegarLoopResult]: For program point L777(lines 777 781) no Hoare annotation was computed. [2020-11-22 13:00:14,853 INFO L274 CegarLoopResult]: For program point L744(lines 744 751) no Hoare annotation was computed. [2020-11-22 13:00:14,853 INFO L277 CegarLoopResult]: At program point L744-1(lines 744 751) the Hoare annotation is: true [2020-11-22 13:00:14,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:00:14 BoogieIcfgContainer [2020-11-22 13:00:14,868 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:00:14,868 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:00:14,868 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:00:14,868 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:00:14,869 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:00:12" (3/4) ... [2020-11-22 13:00:14,872 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:00:14,885 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 13:00:14,886 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 13:00:14,886 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:00:14,887 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 13:00:14,887 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:00:14,888 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:00:14,888 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:00:14,922 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 13:00:14,993 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4adcbead-c6c4-416e-9f71-8e1771bc26ff/bin/utaipan/witness.graphml [2020-11-22 13:00:14,994 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:00:14,996 INFO L168 Benchmark]: Toolchain (without parser) took 5942.14 ms. Allocated memory was 75.5 MB in the beginning and 107.0 MB in the end (delta: 31.5 MB). Free memory was 56.0 MB in the beginning and 66.5 MB in the end (delta: -10.5 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:14,996 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 75.5 MB. Free memory was 56.4 MB in the beginning and 56.4 MB in the end (delta: 35.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:00:14,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.53 ms. Allocated memory is still 75.5 MB. Free memory was 55.9 MB in the beginning and 50.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:14,998 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.45 ms. Allocated memory is still 75.5 MB. Free memory was 50.1 MB in the beginning and 47.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:14,998 INFO L168 Benchmark]: Boogie Preprocessor took 35.97 ms. Allocated memory is still 75.5 MB. Free memory was 47.4 MB in the beginning and 45.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:14,999 INFO L168 Benchmark]: RCFGBuilder took 2484.24 ms. Allocated memory was 75.5 MB in the beginning and 107.0 MB in the end (delta: 31.5 MB). Free memory was 45.2 MB in the beginning and 71.8 MB in the end (delta: -26.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:14,999 INFO L168 Benchmark]: TraceAbstraction took 2601.96 ms. Allocated memory is still 107.0 MB. Free memory was 71.2 MB in the beginning and 71.8 MB in the end (delta: -566.2 kB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:14,999 INFO L168 Benchmark]: Witness Printer took 125.73 ms. Allocated memory is still 107.0 MB. Free memory was 71.8 MB in the beginning and 66.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:15,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 75.5 MB. Free memory was 56.4 MB in the beginning and 56.4 MB in the end (delta: 35.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 595.53 ms. Allocated memory is still 75.5 MB. Free memory was 55.9 MB in the beginning and 50.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.45 ms. Allocated memory is still 75.5 MB. Free memory was 50.1 MB in the beginning and 47.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.97 ms. Allocated memory is still 75.5 MB. Free memory was 47.4 MB in the beginning and 45.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2484.24 ms. Allocated memory was 75.5 MB in the beginning and 107.0 MB in the end (delta: 31.5 MB). Free memory was 45.2 MB in the beginning and 71.8 MB in the end (delta: -26.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2601.96 ms. Allocated memory is still 107.0 MB. Free memory was 71.2 MB in the beginning and 71.8 MB in the end (delta: -566.2 kB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. * Witness Printer took 125.73 ms. Allocated memory is still 107.0 MB. Free memory was 71.8 MB in the beginning and 66.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 64 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.2s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 231 SDtfs, 220 SDslu, 247 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 60 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 5904 SizeOfPredicates, 7 NumberOfNonLiveVariables, 787 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...