./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f4238b880349218219a89e1d8f45e6533ff8d7c ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f4238b880349218219a89e1d8f45e6533ff8d7c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 19:35:35,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:35:35,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:35:35,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:35:35,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:35:35,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:35:35,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:35:35,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:35:35,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:35:35,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:35:35,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:35:35,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:35:35,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:35:35,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:35:35,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:35:35,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:35:35,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:35:35,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:35:35,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:35:35,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:35:35,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:35:35,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:35:35,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:35:35,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:35:35,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:35:35,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:35:35,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:35:35,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:35:35,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:35:35,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:35:35,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:35:35,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:35:35,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:35:35,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:35:35,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:35:35,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:35:35,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:35:35,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:35:35,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:35:35,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:35:35,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:35:35,046 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 19:35:35,058 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:35:35,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:35:35,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:35:35,059 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:35:35,059 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:35:35,059 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:35:35,060 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:35:35,060 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:35:35,060 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:35:35,060 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:35:35,060 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:35:35,060 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:35:35,060 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:35:35,061 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:35:35,061 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:35:35,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:35:35,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:35:35,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:35:35,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:35:35,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:35:35,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:35:35,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:35:35,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:35:35,062 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:35:35,063 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:35:35,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:35:35,063 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:35:35,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:35:35,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:35:35,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:35:35,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:35:35,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:35:35,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:35:35,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:35:35,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:35:35,064 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:35:35,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:35:35,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:35:35,064 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:35:35,064 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:35:35,064 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_76ec1739-744b-4bae-9772-d1bc0daebf87/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(__VERIFIER_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 -> 2f4238b880349218219a89e1d8f45e6533ff8d7c [2019-12-07 19:35:35,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:35:35,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:35:35,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:35:35,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:35:35,186 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:35:35,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c [2019-12-07 19:35:35,234 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/data/00156a49e/cdd00fcb61274b4fbb1de76ac30a0a72/FLAGa81432262 [2019-12-07 19:35:35,598 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:35:35,598 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c [2019-12-07 19:35:35,607 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/data/00156a49e/cdd00fcb61274b4fbb1de76ac30a0a72/FLAGa81432262 [2019-12-07 19:35:35,618 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/data/00156a49e/cdd00fcb61274b4fbb1de76ac30a0a72 [2019-12-07 19:35:35,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:35:35,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:35:35,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:35:35,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:35:35,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:35:35,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:35:35" (1/1) ... [2019-12-07 19:35:35,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7762f741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:35, skipping insertion in model container [2019-12-07 19:35:35,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:35:35" (1/1) ... [2019-12-07 19:35:35,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:35:35,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:35:35,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:35:35,883 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) [2019-12-07 19:35:35,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47807641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:35, skipping insertion in model container [2019-12-07 19:35:35,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:35:35,884 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:35:35,886 INFO L168 Benchmark]: Toolchain (without parser) took 263.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:35:35,886 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:35:35,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:35:35,888 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 261.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 490]: 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 0.1.25-f470102 [2019-12-07 19:35:37,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:35:37,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:35:37,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:35:37,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:35:37,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:35:37,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:35:37,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:35:37,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:35:37,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:35:37,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:35:37,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:35:37,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:35:37,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:35:37,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:35:37,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:35:37,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:35:37,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:35:37,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:35:37,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:35:37,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:35:37,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:35:37,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:35:37,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:35:37,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:35:37,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:35:37,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:35:37,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:35:37,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:35:37,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:35:37,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:35:37,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:35:37,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:35:37,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:35:37,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:35:37,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:35:37,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:35:37,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:35:37,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:35:37,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:35:37,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:35:37,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 19:35:37,093 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:35:37,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:35:37,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:35:37,093 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:35:37,094 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:35:37,094 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:35:37,094 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:35:37,094 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:35:37,094 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:35:37,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:35:37,095 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:35:37,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:35:37,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:35:37,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:35:37,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:35:37,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:35:37,096 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:35:37,096 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:35:37,096 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:35:37,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:35:37,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:35:37,096 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:35:37,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:35:37,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:35:37,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:35:37,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:35:37,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:35:37,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:35:37,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:35:37,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:35:37,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:35:37,097 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:35:37,098 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:35:37,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:35:37,098 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:35:37,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:35:37,098 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_76ec1739-744b-4bae-9772-d1bc0daebf87/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(__VERIFIER_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 -> 2f4238b880349218219a89e1d8f45e6533ff8d7c [2019-12-07 19:35:37,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:35:37,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:35:37,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:35:37,271 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:35:37,271 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:35:37,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c [2019-12-07 19:35:37,310 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/data/d692b5da6/1a4ec000860a49b0942f8f35eacd609d/FLAGfa0513d85 [2019-12-07 19:35:37,801 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:35:37,801 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c [2019-12-07 19:35:37,811 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/data/d692b5da6/1a4ec000860a49b0942f8f35eacd609d/FLAGfa0513d85 [2019-12-07 19:35:37,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/data/d692b5da6/1a4ec000860a49b0942f8f35eacd609d [2019-12-07 19:35:37,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:35:37,823 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:35:37,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:35:37,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:35:37,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:35:37,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:35:37" (1/1) ... [2019-12-07 19:35:37,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:37, skipping insertion in model container [2019-12-07 19:35:37,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:35:37" (1/1) ... [2019-12-07 19:35:37,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:35:37,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:35:38,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:35:38,082 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 19:35:38,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:35:38,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:35:38,130 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 19:35:38,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:35:38,192 INFO L208 MainTranslator]: Completed translation [2019-12-07 19:35:38,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38 WrapperNode [2019-12-07 19:35:38,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:35:38,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 19:35:38,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 19:35:38,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 19:35:38,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (1/1) ... [2019-12-07 19:35:38,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (1/1) ... [2019-12-07 19:35:38,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 19:35:38,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 19:35:38,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 19:35:38,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 19:35:38,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (1/1) ... [2019-12-07 19:35:38,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (1/1) ... [2019-12-07 19:35:38,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (1/1) ... [2019-12-07 19:35:38,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (1/1) ... [2019-12-07 19:35:38,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (1/1) ... [2019-12-07 19:35:38,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (1/1) ... [2019-12-07 19:35:38,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (1/1) ... [2019-12-07 19:35:38,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 19:35:38,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 19:35:38,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 19:35:38,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 19:35:38,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/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 [2019-12-07 19:35:38,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 19:35:38,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 19:35:38,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 19:35:38,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:35:38,715 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:35:38,716 INFO L287 CfgBuilder]: Removed 98 assume(true) statements. [2019-12-07 19:35:38,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:35:38 BoogieIcfgContainer [2019-12-07 19:35:38,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:35:38,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:35:38,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:35:38,719 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:35:38,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 07:35:37" (1/3) ... [2019-12-07 19:35:38,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32bc347c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:35:38, skipping insertion in model container [2019-12-07 19:35:38,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:35:38" (2/3) ... [2019-12-07 19:35:38,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32bc347c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:35:38, skipping insertion in model container [2019-12-07 19:35:38,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:35:38" (3/3) ... [2019-12-07 19:35:38,722 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product26.cil.c [2019-12-07 19:35:38,729 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:35:38,734 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 19:35:38,741 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 19:35:38,757 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:35:38,757 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:35:38,757 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:35:38,757 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:35:38,757 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:35:38,757 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:35:38,758 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:35:38,758 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:35:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-12-07 19:35:38,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 19:35:38,772 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:35:38,773 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:35:38,773 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:35:38,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:35:38,777 INFO L82 PathProgramCache]: Analyzing trace with hash 157385897, now seen corresponding path program 1 times [2019-12-07 19:35:38,785 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:35:38,786 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1791918658] [2019-12-07 19:35:38,786 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/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 [2019-12-07 19:35:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:35:38,925 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 19:35:38,929 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:35:38,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:38,940 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:35:38,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:38,945 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1791918658] [2019-12-07 19:35:38,946 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:35:38,946 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 19:35:38,947 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926762172] [2019-12-07 19:35:38,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 19:35:38,950 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:35:38,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 19:35:38,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:35:38,961 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-12-07 19:35:38,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:35:38,982 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2019-12-07 19:35:38,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 19:35:38,983 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 19:35:38,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:35:38,992 INFO L225 Difference]: With dead ends: 144 [2019-12-07 19:35:38,993 INFO L226 Difference]: Without dead ends: 71 [2019-12-07 19:35:38,995 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:35:39,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-12-07 19:35:39,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-12-07 19:35:39,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-12-07 19:35:39,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2019-12-07 19:35:39,028 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2019-12-07 19:35:39,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:35:39,028 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2019-12-07 19:35:39,029 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 19:35:39,029 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2019-12-07 19:35:39,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 19:35:39,030 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:35:39,030 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:35:39,231 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 19:35:39,231 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:35:39,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:35:39,232 INFO L82 PathProgramCache]: Analyzing trace with hash -889371000, now seen corresponding path program 1 times [2019-12-07 19:35:39,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:35:39,235 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1693448131] [2019-12-07 19:35:39,235 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/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 [2019-12-07 19:35:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:35:39,513 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:35:39,515 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:35:39,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:39,528 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:35:39,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:39,535 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1693448131] [2019-12-07 19:35:39,535 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:35:39,535 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:35:39,535 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445762694] [2019-12-07 19:35:39,536 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:35:39,537 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:35:39,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:35:39,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:35:39,537 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 4 states. [2019-12-07 19:35:39,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:35:39,548 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2019-12-07 19:35:39,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:35:39,549 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 19:35:39,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:35:39,550 INFO L225 Difference]: With dead ends: 71 [2019-12-07 19:35:39,550 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 19:35:39,550 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:35:39,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 19:35:39,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 19:35:39,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 19:35:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-12-07 19:35:39,555 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-12-07 19:35:39,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:35:39,556 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-12-07 19:35:39,556 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:35:39,556 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-12-07 19:35:39,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 19:35:39,557 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:35:39,557 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:35:39,757 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 19:35:39,758 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:35:39,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:35:39,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1255414035, now seen corresponding path program 1 times [2019-12-07 19:35:39,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:35:39,762 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [267367243] [2019-12-07 19:35:39,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/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 [2019-12-07 19:35:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:35:40,000 INFO L264 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:35:40,002 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:35:40,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:40,011 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:35:40,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:40,019 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [267367243] [2019-12-07 19:35:40,019 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:35:40,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:35:40,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616545482] [2019-12-07 19:35:40,020 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:35:40,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:35:40,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:35:40,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:35:40,021 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 4 states. [2019-12-07 19:35:40,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:35:40,067 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2019-12-07 19:35:40,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:35:40,068 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 19:35:40,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:35:40,069 INFO L225 Difference]: With dead ends: 60 [2019-12-07 19:35:40,069 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 19:35:40,069 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:35:40,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 19:35:40,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 19:35:40,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 19:35:40,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-12-07 19:35:40,075 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2019-12-07 19:35:40,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:35:40,075 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-12-07 19:35:40,076 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:35:40,076 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-12-07 19:35:40,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 19:35:40,077 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:35:40,077 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:35:40,277 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 19:35:40,278 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:35:40,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:35:40,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1242671319, now seen corresponding path program 1 times [2019-12-07 19:35:40,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:35:40,279 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [638372774] [2019-12-07 19:35:40,279 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/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 [2019-12-07 19:35:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:35:40,391 INFO L264 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:35:40,393 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:35:40,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:40,409 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:35:40,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:40,439 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [638372774] [2019-12-07 19:35:40,439 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:35:40,439 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2019-12-07 19:35:40,439 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941278612] [2019-12-07 19:35:40,440 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 19:35:40,440 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:35:40,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 19:35:40,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 19:35:40,441 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 8 states. [2019-12-07 19:35:40,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:35:40,629 INFO L93 Difference]: Finished difference Result 220 states and 329 transitions. [2019-12-07 19:35:40,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 19:35:40,630 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2019-12-07 19:35:40,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:35:40,632 INFO L225 Difference]: With dead ends: 220 [2019-12-07 19:35:40,632 INFO L226 Difference]: Without dead ends: 193 [2019-12-07 19:35:40,632 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2019-12-07 19:35:40,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2019-12-07 19:35:40,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 78. [2019-12-07 19:35:40,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-12-07 19:35:40,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 109 transitions. [2019-12-07 19:35:40,644 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 109 transitions. Word has length 23 [2019-12-07 19:35:40,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:35:40,645 INFO L462 AbstractCegarLoop]: Abstraction has 78 states and 109 transitions. [2019-12-07 19:35:40,645 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 19:35:40,645 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2019-12-07 19:35:40,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 19:35:40,646 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:35:40,646 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:35:40,847 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 19:35:40,848 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:35:40,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:35:40,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1939766951, now seen corresponding path program 1 times [2019-12-07 19:35:40,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:35:40,851 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1908454082] [2019-12-07 19:35:40,852 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/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 [2019-12-07 19:35:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:35:41,017 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:35:41,018 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:35:41,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:41,023 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:35:41,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:41,025 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1908454082] [2019-12-07 19:35:41,025 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:35:41,025 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 19:35:41,026 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571434693] [2019-12-07 19:35:41,026 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 19:35:41,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:35:41,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:35:41,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:35:41,027 INFO L87 Difference]: Start difference. First operand 78 states and 109 transitions. Second operand 3 states. [2019-12-07 19:35:41,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:35:41,178 INFO L93 Difference]: Finished difference Result 202 states and 286 transitions. [2019-12-07 19:35:41,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:35:41,178 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-12-07 19:35:41,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:35:41,179 INFO L225 Difference]: With dead ends: 202 [2019-12-07 19:35:41,179 INFO L226 Difference]: Without dead ends: 130 [2019-12-07 19:35:41,180 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:35:41,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2019-12-07 19:35:41,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 128. [2019-12-07 19:35:41,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-12-07 19:35:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 177 transitions. [2019-12-07 19:35:41,193 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 177 transitions. Word has length 24 [2019-12-07 19:35:41,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:35:41,193 INFO L462 AbstractCegarLoop]: Abstraction has 128 states and 177 transitions. [2019-12-07 19:35:41,193 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 19:35:41,193 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2019-12-07 19:35:41,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-07 19:35:41,194 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:35:41,194 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:35:41,395 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 19:35:41,396 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:35:41,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:35:41,397 INFO L82 PathProgramCache]: Analyzing trace with hash -69063013, now seen corresponding path program 1 times [2019-12-07 19:35:41,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:35:41,399 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1218429169] [2019-12-07 19:35:41,399 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/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 [2019-12-07 19:35:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:35:41,558 INFO L264 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:35:41,559 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:35:41,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:41,564 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:35:41,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:41,567 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1218429169] [2019-12-07 19:35:41,567 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:35:41,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 19:35:41,568 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601216767] [2019-12-07 19:35:41,568 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 19:35:41,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:35:41,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:35:41,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:35:41,569 INFO L87 Difference]: Start difference. First operand 128 states and 177 transitions. Second operand 3 states. [2019-12-07 19:35:41,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:35:41,579 INFO L93 Difference]: Finished difference Result 182 states and 254 transitions. [2019-12-07 19:35:41,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:35:41,580 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-12-07 19:35:41,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:35:41,581 INFO L225 Difference]: With dead ends: 182 [2019-12-07 19:35:41,581 INFO L226 Difference]: Without dead ends: 60 [2019-12-07 19:35:41,582 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:35:41,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-12-07 19:35:41,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2019-12-07 19:35:41,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-12-07 19:35:41,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 77 transitions. [2019-12-07 19:35:41,591 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 77 transitions. Word has length 29 [2019-12-07 19:35:41,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:35:41,591 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 77 transitions. [2019-12-07 19:35:41,591 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 19:35:41,591 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2019-12-07 19:35:41,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-07 19:35:41,593 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:35:41,593 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:35:41,793 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 19:35:41,794 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:35:41,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:35:41,795 INFO L82 PathProgramCache]: Analyzing trace with hash -2044306332, now seen corresponding path program 1 times [2019-12-07 19:35:41,797 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:35:41,797 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1814282173] [2019-12-07 19:35:41,798 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 19:35:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:35:41,946 INFO L264 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 19:35:41,949 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:35:41,959 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:41,959 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:35:41,979 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:35:41,979 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1814282173] [2019-12-07 19:35:41,979 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [58719466] [2019-12-07 19:35:41,979 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:35:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:35:42,063 INFO L264 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:35:42,064 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:35:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-07 19:35:42,087 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:35:42,090 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-07 19:35:42,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 19:35:42,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2019-12-07 19:35:42,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261216971] [2019-12-07 19:35:42,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:35:42,091 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:35:42,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:35:42,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:35:42,091 INFO L87 Difference]: Start difference. First operand 60 states and 77 transitions. Second operand 5 states. [2019-12-07 19:35:42,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:35:42,156 INFO L93 Difference]: Finished difference Result 118 states and 157 transitions. [2019-12-07 19:35:42,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 19:35:42,156 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 39 [2019-12-07 19:35:42,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:35:42,157 INFO L225 Difference]: With dead ends: 118 [2019-12-07 19:35:42,157 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 19:35:42,158 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2019-12-07 19:35:42,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 19:35:42,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 19:35:42,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 19:35:42,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 19:35:42,158 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2019-12-07 19:35:42,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:35:42,159 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:35:42,159 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:35:42,159 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 19:35:42,159 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 19:35:42,560 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt --rewrite-divk,8 mathsat -unsat_core_generation=3 [2019-12-07 19:35:42,566 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 19:35:42,881 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 19:35:42,882 INFO L246 CegarLoopResult]: For program point L102(lines 102 106) no Hoare annotation was computed. [2019-12-07 19:35:42,882 INFO L242 CegarLoopResult]: At program point L102-2(lines 137 143) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:35:42,882 INFO L242 CegarLoopResult]: At program point L449(lines 1 922) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:35:42,882 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 19:35:42,882 INFO L246 CegarLoopResult]: For program point L169(lines 169 186) no Hoare annotation was computed. [2019-12-07 19:35:42,882 INFO L246 CegarLoopResult]: For program point L169-1(lines 169 186) no Hoare annotation was computed. [2019-12-07 19:35:42,882 INFO L246 CegarLoopResult]: For program point L169-2(lines 169 186) no Hoare annotation was computed. [2019-12-07 19:35:42,882 INFO L242 CegarLoopResult]: At program point L384(lines 379 387) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:35:42,883 INFO L242 CegarLoopResult]: At program point L384-1(lines 379 387) the Hoare annotation is: false [2019-12-07 19:35:42,883 INFO L242 CegarLoopResult]: At program point L384-2(lines 379 387) the Hoare annotation is: false [2019-12-07 19:35:42,883 INFO L242 CegarLoopResult]: At program point L137(lines 136 155) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:35:42,883 INFO L246 CegarLoopResult]: For program point L137-1(lines 137 143) no Hoare annotation was computed. [2019-12-07 19:35:42,883 INFO L242 CegarLoopResult]: At program point L137-2(lines 136 155) the Hoare annotation is: false [2019-12-07 19:35:42,883 INFO L242 CegarLoopResult]: At program point L137-3(lines 136 155) the Hoare annotation is: false [2019-12-07 19:35:42,883 INFO L246 CegarLoopResult]: For program point L173(lines 173 181) no Hoare annotation was computed. [2019-12-07 19:35:42,883 INFO L246 CegarLoopResult]: For program point L173-1(lines 173 181) no Hoare annotation was computed. [2019-12-07 19:35:42,883 INFO L246 CegarLoopResult]: For program point L173-2(lines 173 181) no Hoare annotation was computed. [2019-12-07 19:35:42,883 INFO L246 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2019-12-07 19:35:42,884 INFO L242 CegarLoopResult]: At program point L74-1(lines 74 80) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:35:42,884 INFO L246 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2019-12-07 19:35:42,884 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 19:35:42,884 INFO L246 CegarLoopResult]: For program point L289-2(lines 289 293) no Hoare annotation was computed. [2019-12-07 19:35:42,884 INFO L246 CegarLoopResult]: For program point L289-3(lines 289 293) no Hoare annotation was computed. [2019-12-07 19:35:42,884 INFO L246 CegarLoopResult]: For program point L289-5(lines 289 293) no Hoare annotation was computed. [2019-12-07 19:35:42,884 INFO L246 CegarLoopResult]: For program point L289-6(lines 289 293) no Hoare annotation was computed. [2019-12-07 19:35:42,884 INFO L246 CegarLoopResult]: For program point L289-8(lines 289 293) no Hoare annotation was computed. [2019-12-07 19:35:42,885 INFO L246 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2019-12-07 19:35:42,885 INFO L242 CegarLoopResult]: At program point L240(lines 235 243) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:35:42,885 INFO L242 CegarLoopResult]: At program point L240-1(lines 235 243) the Hoare annotation is: false [2019-12-07 19:35:42,885 INFO L242 CegarLoopResult]: At program point L240-2(lines 235 243) the Hoare annotation is: false [2019-12-07 19:35:42,885 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 19:35:42,885 INFO L246 CegarLoopResult]: For program point L406(lines 406 419) no Hoare annotation was computed. [2019-12-07 19:35:42,885 INFO L242 CegarLoopResult]: At program point L406-1(lines 1 922) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:35:42,885 INFO L246 CegarLoopResult]: For program point L406-2(lines 406 419) no Hoare annotation was computed. [2019-12-07 19:35:42,885 INFO L242 CegarLoopResult]: At program point L406-3(lines 1 922) the Hoare annotation is: false [2019-12-07 19:35:42,886 INFO L246 CegarLoopResult]: For program point L406-4(lines 406 419) no Hoare annotation was computed. [2019-12-07 19:35:42,886 INFO L242 CegarLoopResult]: At program point L406-5(lines 1 922) the Hoare annotation is: false [2019-12-07 19:35:42,886 INFO L249 CegarLoopResult]: At program point L919(lines 900 922) the Hoare annotation is: true [2019-12-07 19:35:42,886 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-12-07 19:35:42,886 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-12-07 19:35:42,886 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-12-07 19:35:42,886 INFO L242 CegarLoopResult]: At program point L457(lines 452 460) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:35:42,886 INFO L246 CegarLoopResult]: For program point L94(lines 94 107) no Hoare annotation was computed. [2019-12-07 19:35:42,886 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 19:35:42,887 INFO L242 CegarLoopResult]: At program point L887(lines 883 889) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:35:42,887 INFO L242 CegarLoopResult]: At program point L144(lines 144 150) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:35:42,887 INFO L242 CegarLoopResult]: At program point L144-1(lines 144 150) the Hoare annotation is: false [2019-12-07 19:35:42,887 INFO L242 CegarLoopResult]: At program point L144-2(lines 144 150) the Hoare annotation is: false [2019-12-07 19:35:42,887 INFO L242 CegarLoopResult]: At program point L112(lines 63 113) the Hoare annotation is: false [2019-12-07 19:35:42,887 INFO L242 CegarLoopResult]: At program point L393(lines 388 396) the Hoare annotation is: false [2019-12-07 19:35:42,887 INFO L242 CegarLoopResult]: At program point L393-1(lines 388 396) the Hoare annotation is: false [2019-12-07 19:35:42,887 INFO L246 CegarLoopResult]: For program point L327(lines 327 331) no Hoare annotation was computed. [2019-12-07 19:35:42,888 INFO L242 CegarLoopResult]: At program point L393-2(lines 388 396) the Hoare annotation is: false [2019-12-07 19:35:42,888 INFO L242 CegarLoopResult]: At program point L839-2(lines 839 853) the Hoare annotation is: false [2019-12-07 19:35:42,888 INFO L246 CegarLoopResult]: For program point L410(lines 410 416) no Hoare annotation was computed. [2019-12-07 19:35:42,888 INFO L246 CegarLoopResult]: For program point L410-2(lines 410 416) no Hoare annotation was computed. [2019-12-07 19:35:42,888 INFO L246 CegarLoopResult]: For program point L410-4(lines 410 416) no Hoare annotation was computed. [2019-12-07 19:35:42,888 INFO L246 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2019-12-07 19:35:42,888 INFO L242 CegarLoopResult]: At program point L295(lines 280 298) the Hoare annotation is: false [2019-12-07 19:35:42,888 INFO L242 CegarLoopResult]: At program point L295-1(lines 280 298) the Hoare annotation is: false [2019-12-07 19:35:42,888 INFO L242 CegarLoopResult]: At program point L295-2(lines 280 298) the Hoare annotation is: false [2019-12-07 19:35:42,889 INFO L246 CegarLoopResult]: For program point L65(lines 64 111) no Hoare annotation was computed. [2019-12-07 19:35:42,889 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 19:35:42,889 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 19:35:42,889 INFO L246 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2019-12-07 19:35:42,889 INFO L246 CegarLoopResult]: For program point L843(lines 843 847) no Hoare annotation was computed. [2019-12-07 19:35:42,889 INFO L246 CegarLoopResult]: For program point L843-1(lines 137 143) no Hoare annotation was computed. [2019-12-07 19:35:42,889 INFO L246 CegarLoopResult]: For program point L315(lines 315 319) no Hoare annotation was computed. [2019-12-07 19:35:42,889 INFO L246 CegarLoopResult]: For program point L315-3(lines 315 319) no Hoare annotation was computed. [2019-12-07 19:35:42,889 INFO L246 CegarLoopResult]: For program point L315-6(lines 315 319) no Hoare annotation was computed. [2019-12-07 19:35:42,889 INFO L246 CegarLoopResult]: For program point L84(lines 84 90) no Hoare annotation was computed. [2019-12-07 19:35:42,890 INFO L242 CegarLoopResult]: At program point L84-1(lines 84 90) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:35:42,890 INFO L246 CegarLoopResult]: For program point L910(lines 910 917) no Hoare annotation was computed. [2019-12-07 19:35:42,890 INFO L249 CegarLoopResult]: At program point L910-1(lines 910 917) the Hoare annotation is: true [2019-12-07 19:35:42,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:35:42 BoogieIcfgContainer [2019-12-07 19:35:42,904 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:35:42,905 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:35:42,905 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:35:42,905 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:35:42,905 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:35:38" (3/4) ... [2019-12-07 19:35:42,908 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 19:35:42,920 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 19:35:42,920 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 19:35:42,921 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 19:35:42,921 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 19:35:42,922 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 19:35:42,922 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 19:35:42,923 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 19:35:42,945 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 19:35:42,980 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_76ec1739-744b-4bae-9772-d1bc0daebf87/bin/utaipan/witness.graphml [2019-12-07 19:35:42,980 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:35:42,982 INFO L168 Benchmark]: Toolchain (without parser) took 5158.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.6 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -116.9 MB). Peak memory consumption was 100.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:35:42,982 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:35:42,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-12-07 19:35:42,982 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 19:35:42,982 INFO L168 Benchmark]: Boogie Preprocessor took 28.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:35:42,983 INFO L168 Benchmark]: RCFGBuilder took 453.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.4 MB). Peak memory consumption was 67.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:35:42,983 INFO L168 Benchmark]: TraceAbstraction took 4186.88 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 83.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -41.6 MB). Peak memory consumption was 41.7 MB. Max. memory is 11.5 GB. [2019-12-07 19:35:42,983 INFO L168 Benchmark]: Witness Printer took 75.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2019-12-07 19:35:42,984 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 453.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.4 MB). Peak memory consumption was 67.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4186.88 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 83.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -41.6 MB). Peak memory consumption was 41.7 MB. Max. memory is 11.5 GB. * Witness Printer took 75.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 144]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 3.8s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 405 SDtfs, 665 SDslu, 414 SDs, 0 SdLazy, 105 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 414 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=128occurred 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: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 117 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 80 NumberOfFragments, 161 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1952 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 455 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 209 NumberOfCodeBlocks, 209 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 402 ConstructedInterpolants, 0 QuantifiedInterpolants, 23530 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1510 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 50/60 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...