./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product56.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_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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 df93fd989d6774382f7bc06f2f37e13403a51d4e ............................................................................................................................................ 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_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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 df93fd989d6774382f7bc06f2f37e13403a51d4e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:07:20,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:07:20,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:07:20,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:07:20,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:07:20,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:07:20,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:07:21,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:07:21,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:07:21,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:07:21,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:07:21,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:07:21,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:07:21,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:07:21,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:07:21,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:07:21,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:07:21,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:07:21,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:07:21,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:07:21,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:07:21,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:07:21,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:07:21,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:07:21,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:07:21,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:07:21,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:07:21,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:07:21,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:07:21,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:07:21,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:07:21,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:07:21,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:07:21,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:07:21,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:07:21,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:07:21,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:07:21,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:07:21,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:07:21,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:07:21,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:07:21,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:07:21,099 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:07:21,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:07:21,101 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:07:21,101 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:07:21,102 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:07:21,102 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:07:21,102 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:07:21,102 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:07:21,103 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:07:21,103 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:07:21,104 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:07:21,104 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:07:21,105 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:07:21,105 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:07:21,105 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:07:21,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:07:21,106 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:07:21,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:07:21,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:07:21,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:07:21,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:07:21,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:07:21,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:07:21,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:07:21,108 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:07:21,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:07:21,109 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:07:21,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:07:21,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:07:21,110 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:07:21,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:07:21,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:07:21,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:07:21,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:07:21,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:07:21,111 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:07:21,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:07:21,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:07:21,112 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:07:21,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:07:21,112 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_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df93fd989d6774382f7bc06f2f37e13403a51d4e [2020-11-22 13:07:21,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:07:21,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:07:21,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:07:21,412 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:07:21,413 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:07:21,414 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c [2020-11-22 13:07:21,483 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/data/ef776b1f4/a53b558d5f7d441895ce59e7c1d7637c/FLAGcbb7167bd [2020-11-22 13:07:21,926 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:07:21,926 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c [2020-11-22 13:07:21,940 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/data/ef776b1f4/a53b558d5f7d441895ce59e7c1d7637c/FLAGcbb7167bd [2020-11-22 13:07:22,277 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/data/ef776b1f4/a53b558d5f7d441895ce59e7c1d7637c [2020-11-22 13:07:22,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:07:22,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:07:22,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:22,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:07:22,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:07:22,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8d65647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22, skipping insertion in model container [2020-11-22 13:07:22,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:22" (1/1) ... [2020-11-22 13:07:22,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:07:22,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:07:22,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:07:22,714 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 13:07:22,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@da8dc1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:22, skipping insertion in model container [2020-11-22 13:07:22,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:22,716 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:07:22,718 INFO L168 Benchmark]: Toolchain (without parser) took 435.72 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 52.5 MB in the beginning and 75.8 MB in the end (delta: -23.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:22,719 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory was 54.1 MB in the beginning and 54.1 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:07:22,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.02 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 52.3 MB in the beginning and 75.8 MB in the end (delta: -23.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:22,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory was 54.1 MB in the beginning and 54.1 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 432.02 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 52.3 MB in the beginning and 75.8 MB in the end (delta: -23.5 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: 174]: 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 13:07:24,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:07:24,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:07:24,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:07:24,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:07:24,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:07:24,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:07:24,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:07:24,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:07:24,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:07:24,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:07:24,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:07:24,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:07:24,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:07:24,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:07:24,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:07:24,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:07:24,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:07:24,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:07:24,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:07:24,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:07:24,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:07:24,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:07:24,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:07:24,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:07:24,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:07:24,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:07:24,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:07:24,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:07:24,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:07:24,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:07:24,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:07:25,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:07:25,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:07:25,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:07:25,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:07:25,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:07:25,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:07:25,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:07:25,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:07:25,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:07:25,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:07:25,043 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:07:25,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:07:25,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:07:25,046 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:07:25,046 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:07:25,046 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:07:25,047 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:07:25,047 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:07:25,047 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:07:25,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:07:25,050 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:07:25,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:07:25,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:07:25,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:07:25,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:07:25,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:07:25,051 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:07:25,051 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:07:25,052 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:07:25,052 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:07:25,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:07:25,052 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:07:25,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:07:25,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:07:25,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:07:25,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:07:25,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:07:25,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:07:25,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:07:25,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:07:25,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:07:25,055 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:07:25,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:07:25,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:07:25,056 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:07:25,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:07:25,057 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_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df93fd989d6774382f7bc06f2f37e13403a51d4e [2020-11-22 13:07:25,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:07:25,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:07:25,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:07:25,493 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:07:25,494 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:07:25,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c [2020-11-22 13:07:25,554 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/data/dfec54d2d/26406fa074d34a16b0e2d8d19a7b3e8c/FLAG559f3d238 [2020-11-22 13:07:26,114 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:07:26,115 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c [2020-11-22 13:07:26,129 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/data/dfec54d2d/26406fa074d34a16b0e2d8d19a7b3e8c/FLAG559f3d238 [2020-11-22 13:07:26,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/data/dfec54d2d/26406fa074d34a16b0e2d8d19a7b3e8c [2020-11-22 13:07:26,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:07:26,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:07:26,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:26,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:07:26,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:07:26,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:26" (1/1) ... [2020-11-22 13:07:26,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e785ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:26, skipping insertion in model container [2020-11-22 13:07:26,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:26" (1/1) ... [2020-11-22 13:07:26,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:07:26,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:07:26,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:07:26,787 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:07:26,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:07:26,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:07:26,945 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:07:27,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:07:27,100 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:07:27,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27 WrapperNode [2020-11-22 13:07:27,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:27,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:07:27,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:07:27,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:07:27,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (1/1) ... [2020-11-22 13:07:27,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (1/1) ... [2020-11-22 13:07:27,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:07:27,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:07:27,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:07:27,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:07:27,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (1/1) ... [2020-11-22 13:07:27,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (1/1) ... [2020-11-22 13:07:27,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (1/1) ... [2020-11-22 13:07:27,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (1/1) ... [2020-11-22 13:07:27,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (1/1) ... [2020-11-22 13:07:27,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (1/1) ... [2020-11-22 13:07:27,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (1/1) ... [2020-11-22 13:07:27,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:07:27,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:07:27,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:07:27,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:07:27,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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 13:07:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:07:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:07:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:07:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:07:29,954 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:07:29,954 INFO L298 CfgBuilder]: Removed 294 assume(true) statements. [2020-11-22 13:07:29,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:07:29 BoogieIcfgContainer [2020-11-22 13:07:29,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:07:29,963 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:07:29,963 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:07:29,966 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:07:29,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:07:26" (1/3) ... [2020-11-22 13:07:29,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26465e23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:07:29, skipping insertion in model container [2020-11-22 13:07:29,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:27" (2/3) ... [2020-11-22 13:07:29,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26465e23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:07:29, skipping insertion in model container [2020-11-22 13:07:29,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:07:29" (3/3) ... [2020-11-22 13:07:29,970 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product56.cil.c [2020-11-22 13:07:29,981 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:07:29,985 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:07:29,996 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:07:30,028 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:07:30,028 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:07:30,028 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:07:30,028 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:07:30,028 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:07:30,028 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:07:30,028 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:07:30,029 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:07:30,047 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states. [2020-11-22 13:07:30,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-22 13:07:30,053 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:30,054 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 13:07:30,054 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:30,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:30,058 INFO L82 PathProgramCache]: Analyzing trace with hash 394423535, now seen corresponding path program 1 times [2020-11-22 13:07:30,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:30,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [81960079] [2020-11-22 13:07:30,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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 13:07:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:30,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:07:30,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:30,323 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 13:07:30,323 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:30,328 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 13:07:30,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [81960079] [2020-11-22 13:07:30,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:30,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:07:30,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073147264] [2020-11-22 13:07:30,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:07:30,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:30,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:07:30,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:07:30,346 INFO L87 Difference]: Start difference. First operand 200 states. Second operand 2 states. [2020-11-22 13:07:30,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:30,394 INFO L93 Difference]: Finished difference Result 391 states and 596 transitions. [2020-11-22 13:07:30,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:07:30,396 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-22 13:07:30,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:30,407 INFO L225 Difference]: With dead ends: 391 [2020-11-22 13:07:30,408 INFO L226 Difference]: Without dead ends: 193 [2020-11-22 13:07:30,411 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 13:07:30,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2020-11-22 13:07:30,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2020-11-22 13:07:30,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2020-11-22 13:07:30,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 288 transitions. [2020-11-22 13:07:30,485 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 288 transitions. Word has length 18 [2020-11-22 13:07:30,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:30,486 INFO L481 AbstractCegarLoop]: Abstraction has 193 states and 288 transitions. [2020-11-22 13:07:30,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:07:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 288 transitions. [2020-11-22 13:07:30,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 13:07:30,488 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:30,489 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:07:30,709 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:07:30,709 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:30,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:30,710 INFO L82 PathProgramCache]: Analyzing trace with hash -516607218, now seen corresponding path program 1 times [2020-11-22 13:07:30,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:30,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [922578536] [2020-11-22 13:07:30,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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 13:07:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:30,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:07:30,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:30,918 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 13:07:30,918 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:30,936 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 13:07:30,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [922578536] [2020-11-22 13:07:30,937 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:30,937 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:07:30,937 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132232858] [2020-11-22 13:07:30,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:07:30,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:30,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:07:30,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:07:30,942 INFO L87 Difference]: Start difference. First operand 193 states and 288 transitions. Second operand 4 states. [2020-11-22 13:07:30,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:30,964 INFO L93 Difference]: Finished difference Result 193 states and 288 transitions. [2020-11-22 13:07:30,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:07:30,965 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2020-11-22 13:07:30,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:30,967 INFO L225 Difference]: With dead ends: 193 [2020-11-22 13:07:30,967 INFO L226 Difference]: Without dead ends: 75 [2020-11-22 13:07:30,968 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 13:07:30,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-11-22 13:07:30,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-11-22 13:07:30,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-11-22 13:07:30,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2020-11-22 13:07:30,978 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2020-11-22 13:07:30,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:30,978 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2020-11-22 13:07:30,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:07:30,978 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2020-11-22 13:07:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-22 13:07:30,980 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:30,980 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, 1, 1] [2020-11-22 13:07:31,196 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:07:31,199 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:31,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:31,200 INFO L82 PathProgramCache]: Analyzing trace with hash 134472408, now seen corresponding path program 1 times [2020-11-22 13:07:31,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:31,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [558718110] [2020-11-22 13:07:31,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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 13:07:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:31,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:07:31,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:31,428 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 13:07:31,429 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:31,447 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 13:07:31,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [558718110] [2020-11-22 13:07:31,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:31,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:07:31,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819421300] [2020-11-22 13:07:31,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:07:31,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:31,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:07:31,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:07:31,449 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand 4 states. [2020-11-22 13:07:31,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:31,528 INFO L93 Difference]: Finished difference Result 238 states and 358 transitions. [2020-11-22 13:07:31,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 13:07:31,529 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-11-22 13:07:31,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:31,531 INFO L225 Difference]: With dead ends: 238 [2020-11-22 13:07:31,531 INFO L226 Difference]: Without dead ends: 169 [2020-11-22 13:07:31,532 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 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 13:07:31,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-11-22 13:07:31,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 96. [2020-11-22 13:07:31,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-11-22 13:07:31,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 143 transitions. [2020-11-22 13:07:31,551 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 143 transitions. Word has length 24 [2020-11-22 13:07:31,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:31,551 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 143 transitions. [2020-11-22 13:07:31,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:07:31,552 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 143 transitions. [2020-11-22 13:07:31,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-22 13:07:31,553 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:31,553 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, 1] [2020-11-22 13:07:31,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:07:31,766 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:31,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:31,767 INFO L82 PathProgramCache]: Analyzing trace with hash 1119046690, now seen corresponding path program 1 times [2020-11-22 13:07:31,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:31,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [488519365] [2020-11-22 13:07:31,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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 13:07:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:31,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:07:31,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:31,995 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 13:07:31,996 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:31,999 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 13:07:31,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [488519365] [2020-11-22 13:07:31,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:31,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 13:07:31,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718247471] [2020-11-22 13:07:32,000 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:07:32,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:32,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:07:32,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:07:32,001 INFO L87 Difference]: Start difference. First operand 96 states and 143 transitions. Second operand 3 states. [2020-11-22 13:07:32,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:32,097 INFO L93 Difference]: Finished difference Result 197 states and 295 transitions. [2020-11-22 13:07:32,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:07:32,098 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-22 13:07:32,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:32,100 INFO L225 Difference]: With dead ends: 197 [2020-11-22 13:07:32,100 INFO L226 Difference]: Without dead ends: 107 [2020-11-22 13:07:32,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 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 13:07:32,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-11-22 13:07:32,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2020-11-22 13:07:32,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-11-22 13:07:32,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 150 transitions. [2020-11-22 13:07:32,133 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 150 transitions. Word has length 27 [2020-11-22 13:07:32,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:32,134 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 150 transitions. [2020-11-22 13:07:32,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:07:32,134 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2020-11-22 13:07:32,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-22 13:07:32,137 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:32,137 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, 1] [2020-11-22 13:07:32,357 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:07:32,357 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:32,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:32,358 INFO L82 PathProgramCache]: Analyzing trace with hash -428868179, now seen corresponding path program 1 times [2020-11-22 13:07:32,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:32,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2083249075] [2020-11-22 13:07:32,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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 13:07:32,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:07:32,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:07:32,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:07:32,594 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 13:07:32,596 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:07:32,659 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 13:07:32,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2083249075] [2020-11-22 13:07:32,666 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:07:32,666 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-11-22 13:07:32,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064105994] [2020-11-22 13:07:32,667 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:07:32,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:07:32,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:07:32,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:07:32,668 INFO L87 Difference]: Start difference. First operand 105 states and 150 transitions. Second operand 8 states. [2020-11-22 13:07:33,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:07:33,337 INFO L93 Difference]: Finished difference Result 1171 states and 1714 transitions. [2020-11-22 13:07:33,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-22 13:07:33,338 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2020-11-22 13:07:33,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:07:33,348 INFO L225 Difference]: With dead ends: 1171 [2020-11-22 13:07:33,349 INFO L226 Difference]: Without dead ends: 1072 [2020-11-22 13:07:33,363 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2020-11-22 13:07:33,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2020-11-22 13:07:33,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 261. [2020-11-22 13:07:33,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2020-11-22 13:07:33,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 368 transitions. [2020-11-22 13:07:33,442 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 368 transitions. Word has length 27 [2020-11-22 13:07:33,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:07:33,443 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 368 transitions. [2020-11-22 13:07:33,443 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:07:33,443 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 368 transitions. [2020-11-22 13:07:33,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-22 13:07:33,449 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:07:33,449 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, 1, 1] [2020-11-22 13:07:33,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 13:07:33,663 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:07:33,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:07:33,664 INFO L82 PathProgramCache]: Analyzing trace with hash -2129131921, now seen corresponding path program 1 times [2020-11-22 13:07:33,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:07:33,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [755023515] [2020-11-22 13:07:33,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/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 13:07:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-22 13:07:34,926 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-22 13:07:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-22 13:07:35,969 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-22 13:07:36,170 INFO L173 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2020-11-22 13:07:36,170 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-22 13:07:36,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 13:07:36,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:07:36 BoogieIcfgContainer [2020-11-22 13:07:36,546 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:07:36,547 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:07:36,547 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:07:36,547 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:07:36,548 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:07:29" (3/4) ... [2020-11-22 13:07:36,550 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-22 13:07:36,664 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_03fcd144-f6bb-4fd3-aba3-21da605fef0e/bin/utaipan/witness.graphml [2020-11-22 13:07:36,668 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:07:36,670 INFO L168 Benchmark]: Toolchain (without parser) took 10216.61 ms. Allocated memory was 54.5 MB in the beginning and 104.9 MB in the end (delta: 50.3 MB). Free memory was 31.6 MB in the beginning and 50.0 MB in the end (delta: -18.4 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:36,671 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory is still 36.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:07:36,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.56 ms. Allocated memory is still 54.5 MB. Free memory was 31.5 MB in the beginning and 20.6 MB in the end (delta: 10.9 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:36,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.64 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 20.6 MB in the beginning and 50.8 MB in the end (delta: -30.2 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:36,673 INFO L168 Benchmark]: Boogie Preprocessor took 60.69 ms. Allocated memory is still 71.3 MB. Free memory was 50.8 MB in the beginning and 46.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:36,674 INFO L168 Benchmark]: RCFGBuilder took 2669.34 ms. Allocated memory is still 71.3 MB. Free memory was 46.9 MB in the beginning and 27.4 MB in the end (delta: 19.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:36,674 INFO L168 Benchmark]: TraceAbstraction took 6582.96 ms. Allocated memory was 71.3 MB in the beginning and 104.9 MB in the end (delta: 33.6 MB). Free memory was 49.6 MB in the beginning and 62.3 MB in the end (delta: -12.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:36,675 INFO L168 Benchmark]: Witness Printer took 120.90 ms. Allocated memory is still 104.9 MB. Free memory was 62.3 MB in the beginning and 50.0 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:36,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory is still 36.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 647.56 ms. Allocated memory is still 54.5 MB. Free memory was 31.5 MB in the beginning and 20.6 MB in the end (delta: 10.9 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 124.64 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 20.6 MB in the beginning and 50.8 MB in the end (delta: -30.2 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.69 ms. Allocated memory is still 71.3 MB. Free memory was 50.8 MB in the beginning and 46.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2669.34 ms. Allocated memory is still 71.3 MB. Free memory was 46.9 MB in the beginning and 27.4 MB in the end (delta: 19.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6582.96 ms. Allocated memory was 71.3 MB in the beginning and 104.9 MB in the end (delta: 33.6 MB). Free memory was 49.6 MB in the beginning and 62.3 MB in the end (delta: -12.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 16.1 GB. * Witness Printer took 120.90 ms. Allocated memory is still 104.9 MB. Free memory was 62.3 MB in the beginning and 50.0 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L42] int cleanupTimeShifts = 4; [L315] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L589] int waterLevel = 1; [L590] int methaneLevelCritical = 0; [L696] int pumpRunning = 0; [L697] int systemActive = 1; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L123] int retValue_acc ; [L124] int tmp ; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L538] int retValue_acc ; [L541] retValue_acc = 1 [L542] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L130] tmp = valid_product() [L132] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L943] int splverifierCounter ; [L944] int tmp ; [L945] int tmp___0 ; [L946] int tmp___1 ; [L947] int tmp___2 ; [L950] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L952] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L954] COND TRUE splverifierCounter < 4 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L960] tmp = __VERIFIER_nondet_int() [L962] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L607] COND TRUE waterLevel < 2 [L608] waterLevel = waterLevel + 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L970] tmp___0 = __VERIFIER_nondet_int() [L972] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L980] tmp___2 = __VERIFIER_nondet_int() [L982] COND FALSE !(\read(tmp___2)) [L988] tmp___1 = __VERIFIER_nondet_int() [L990] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L922] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L929] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L703] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L710] COND FALSE !(\read(systemActive)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L552] int tmp ; [L553] int tmp___0 ; [L554] int tmp___1 ; [L628] int retValue_acc ; [L631] retValue_acc = methaneLevelCritical [L632] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L558] tmp = isMethaneLevelCritical() [L560] COND FALSE !(\read(tmp)) [L660] int retValue_acc ; [L663] retValue_acc = waterLevel [L664] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L564] tmp___0 = getWaterLevel() [L566] COND TRUE tmp___0 == 2 [L836] int retValue_acc ; [L839] retValue_acc = pumpRunning [L840] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L568] tmp___1 = isPumpRunning() [L570] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product56.cil.c", 3, "reach_error") VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 200 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6.3s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 744 SDtfs, 1400 SDslu, 1436 SDs, 0 SdLazy, 241 SolverSat, 36 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 229 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=261occurred 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, 5 MinimizatonAttempts, 886 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 143 NumberOfCodeBlocks, 143 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 220 ConstructedInterpolants, 0 QuantifiedInterpolants, 11044 SizeOfPredicates, 6 NumberOfNonLiveVariables, 998 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 incorrect! Received shutdown request...