./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product01.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_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/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 9c952fe0d024abd1f77bec8afb960521fbb4c1bf ...................................................................................................................................... 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_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/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 9c952fe0d024abd1f77bec8afb960521fbb4c1bf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:24:45,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:24:45,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:24:45,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:24:45,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:24:45,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:24:45,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:24:45,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:24:45,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:24:45,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:24:45,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:24:45,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:24:45,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:24:45,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:24:45,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:24:45,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:24:45,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:24:45,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:24:45,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:24:45,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:24:45,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:24:45,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:24:45,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:24:45,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:24:45,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:24:45,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:24:45,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:24:45,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:24:45,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:24:45,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:24:45,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:24:45,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:24:45,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:24:45,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:24:45,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:24:45,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:24:45,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:24:45,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:24:45,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:24:45,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:24:45,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:24:45,704 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 11:24:45,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:24:45,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:24:45,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 11:24:45,714 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 11:24:45,714 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 11:24:45,714 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 11:24:45,714 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 11:24:45,715 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 11:24:45,715 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 11:24:45,715 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 11:24:45,715 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 11:24:45,715 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 11:24:45,715 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 11:24:45,715 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 11:24:45,715 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 11:24:45,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:24:45,716 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 11:24:45,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 11:24:45,716 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 11:24:45,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:24:45,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:24:45,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:24:45,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:24:45,717 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 11:24:45,717 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 11:24:45,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:24:45,717 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:24:45,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:24:45,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:24:45,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:24:45,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:24:45,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:24:45,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:24:45,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:24:45,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:24:45,718 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 11:24:45,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 11:24:45,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:24:45,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:24:45,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 11:24:45,719 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_9cd087aa-55ee-4e02-9d21-9242e7482e3e/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 -> 9c952fe0d024abd1f77bec8afb960521fbb4c1bf [2019-12-07 11:24:45,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:24:45,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:24:45,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:24:45,828 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:24:45,828 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:24:45,829 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2019-12-07 11:24:45,865 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/data/93ab0b153/41dc7bd67e804724bc00fd1d468c728d/FLAG8735230c3 [2019-12-07 11:24:46,302 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:24:46,302 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2019-12-07 11:24:46,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/data/93ab0b153/41dc7bd67e804724bc00fd1d468c728d/FLAG8735230c3 [2019-12-07 11:24:46,320 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/data/93ab0b153/41dc7bd67e804724bc00fd1d468c728d [2019-12-07 11:24:46,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:24:46,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:24:46,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:24:46,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:24:46,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:24:46,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:24:46" (1/1) ... [2019-12-07 11:24:46,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@374d8a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:46, skipping insertion in model container [2019-12-07 11:24:46,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:24:46" (1/1) ... [2019-12-07 11:24:46,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:24:46,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:24:46,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:24:46,565 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 11:24:46,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d27be6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:46, skipping insertion in model container [2019-12-07 11:24:46,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:24:46,566 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 11:24:46,567 INFO L168 Benchmark]: Toolchain (without parser) took 244.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -146.6 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2019-12-07 11:24:46,568 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 960.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:24:46,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -146.6 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2019-12-07 11:24:46,569 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 960.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 242.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -146.6 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 428]: 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 11:24:47,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:24:47,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:24:47,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:24:47,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:24:47,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:24:47,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:24:47,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:24:47,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:24:47,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:24:47,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:24:47,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:24:47,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:24:47,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:24:47,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:24:47,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:24:47,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:24:47,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:24:47,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:24:47,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:24:47,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:24:47,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:24:47,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:24:47,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:24:47,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:24:47,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:24:47,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:24:47,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:24:47,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:24:47,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:24:47,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:24:47,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:24:47,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:24:47,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:24:47,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:24:47,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:24:47,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:24:47,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:24:47,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:24:47,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:24:47,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:24:47,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 11:24:47,739 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:24:47,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:24:47,740 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 11:24:47,740 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 11:24:47,740 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 11:24:47,740 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 11:24:47,740 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 11:24:47,740 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 11:24:47,740 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 11:24:47,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:24:47,741 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 11:24:47,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 11:24:47,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:24:47,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:24:47,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:24:47,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:24:47,742 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 11:24:47,742 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 11:24:47,742 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 11:24:47,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 11:24:47,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:24:47,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:24:47,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:24:47,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:24:47,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 11:24:47,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:24:47,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:24:47,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:24:47,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:24:47,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:24:47,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:24:47,744 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 11:24:47,744 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 11:24:47,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:24:47,744 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:24:47,744 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 11:24:47,744 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_9cd087aa-55ee-4e02-9d21-9242e7482e3e/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 -> 9c952fe0d024abd1f77bec8afb960521fbb4c1bf [2019-12-07 11:24:47,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:24:47,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:24:47,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:24:47,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:24:47,917 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:24:47,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2019-12-07 11:24:47,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/data/608f84301/00dfccebdeed47cbb8a6a66b150ac6f3/FLAG345e72fa5 [2019-12-07 11:24:48,417 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:24:48,418 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2019-12-07 11:24:48,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/data/608f84301/00dfccebdeed47cbb8a6a66b150ac6f3/FLAG345e72fa5 [2019-12-07 11:24:48,435 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/data/608f84301/00dfccebdeed47cbb8a6a66b150ac6f3 [2019-12-07 11:24:48,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:24:48,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:24:48,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:24:48,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:24:48,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:24:48,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,443 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 11:24:48, skipping insertion in model container [2019-12-07 11:24:48,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:24:48,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:24:48,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:24:48,692 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 11:24:48,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:24:48,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:24:48,739 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 11:24:48,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:24:48,796 INFO L208 MainTranslator]: Completed translation [2019-12-07 11:24:48,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48 WrapperNode [2019-12-07 11:24:48,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:24:48,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 11:24:48,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 11:24:48,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 11:24:48,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 11:24:48,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 11:24:48,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 11:24:48,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 11:24:48,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (1/1) ... [2019-12-07 11:24:48,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 11:24:48,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 11:24:48,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 11:24:48,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 11:24:48,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/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 11:24:48,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 11:24:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 11:24:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 11:24:48,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 11:24:49,342 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 11:24:49,342 INFO L287 CfgBuilder]: Removed 68 assume(true) statements. [2019-12-07 11:24:49,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:24:49 BoogieIcfgContainer [2019-12-07 11:24:49,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 11:24:49,345 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 11:24:49,345 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 11:24:49,347 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 11:24:49,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 11:24:48" (1/3) ... [2019-12-07 11:24:49,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f64bc88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:24:49, skipping insertion in model container [2019-12-07 11:24:49,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:24:48" (2/3) ... [2019-12-07 11:24:49,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f64bc88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:24:49, skipping insertion in model container [2019-12-07 11:24:49,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:24:49" (3/3) ... [2019-12-07 11:24:49,350 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product01.cil.c [2019-12-07 11:24:49,358 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 11:24:49,363 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 11:24:49,370 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 11:24:49,386 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 11:24:49,386 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 11:24:49,386 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 11:24:49,386 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 11:24:49,387 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 11:24:49,387 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 11:24:49,387 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 11:24:49,387 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 11:24:49,397 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2019-12-07 11:24:49,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 11:24:49,401 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:24:49,402 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:24:49,402 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:24:49,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:24:49,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1461582393, now seen corresponding path program 1 times [2019-12-07 11:24:49,415 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:24:49,415 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [857220613] [2019-12-07 11:24:49,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/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 11:24:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:24:49,541 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 11:24:49,544 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:24:49,555 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 11:24:49,555 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:24:49,559 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 11:24:49,560 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [857220613] [2019-12-07 11:24:49,560 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:24:49,561 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 11:24:49,561 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680845595] [2019-12-07 11:24:49,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 11:24:49,565 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:24:49,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 11:24:49,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 11:24:49,575 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2019-12-07 11:24:49,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:24:49,592 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2019-12-07 11:24:49,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 11:24:49,593 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 11:24:49,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:24:49,600 INFO L225 Difference]: With dead ends: 115 [2019-12-07 11:24:49,600 INFO L226 Difference]: Without dead ends: 57 [2019-12-07 11:24:49,603 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 11:24:49,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-12-07 11:24:49,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2019-12-07 11:24:49,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-12-07 11:24:49,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2019-12-07 11:24:49,629 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2019-12-07 11:24:49,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:24:49,630 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2019-12-07 11:24:49,630 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 11:24:49,630 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2019-12-07 11:24:49,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 11:24:49,631 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:24:49,631 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:24:49,832 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 11:24:49,832 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:24:49,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:24:49,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1680418362, now seen corresponding path program 1 times [2019-12-07 11:24:49,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:24:49,835 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [698006183] [2019-12-07 11:24:49,835 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/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 11:24:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:24:50,024 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:24:50,026 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:24:50,039 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 11:24:50,040 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:24:50,047 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 11:24:50,047 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [698006183] [2019-12-07 11:24:50,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:24:50,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 11:24:50,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504634446] [2019-12-07 11:24:50,049 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:24:50,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:24:50,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:24:50,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:24:50,050 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 4 states. [2019-12-07 11:24:50,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:24:50,058 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2019-12-07 11:24:50,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:24:50,058 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 11:24:50,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:24:50,059 INFO L225 Difference]: With dead ends: 57 [2019-12-07 11:24:50,059 INFO L226 Difference]: Without dead ends: 29 [2019-12-07 11:24:50,060 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:24:50,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-12-07 11:24:50,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-12-07 11:24:50,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-12-07 11:24:50,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2019-12-07 11:24:50,063 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2019-12-07 11:24:50,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:24:50,063 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2019-12-07 11:24:50,064 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:24:50,064 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2019-12-07 11:24:50,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 11:24:50,064 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:24:50,064 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 11:24:50,265 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 11:24:50,265 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:24:50,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:24:50,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1355159705, now seen corresponding path program 1 times [2019-12-07 11:24:50,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:24:50,267 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1103594691] [2019-12-07 11:24:50,268 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/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 11:24:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:24:50,452 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 11:24:50,454 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:24:50,469 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 11:24:50,469 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:24:50,476 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 11:24:50,476 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1103594691] [2019-12-07 11:24:50,477 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:24:50,477 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 11:24:50,477 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481378426] [2019-12-07 11:24:50,477 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 11:24:50,477 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:24:50,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 11:24:50,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:24:50,478 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2019-12-07 11:24:50,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:24:50,544 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2019-12-07 11:24:50,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 11:24:50,544 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 11:24:50,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:24:50,545 INFO L225 Difference]: With dead ends: 112 [2019-12-07 11:24:50,545 INFO L226 Difference]: Without dead ends: 90 [2019-12-07 11:24:50,546 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 11:24:50,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-12-07 11:24:50,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2019-12-07 11:24:50,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2019-12-07 11:24:50,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2019-12-07 11:24:50,552 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2019-12-07 11:24:50,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:24:50,553 INFO L462 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2019-12-07 11:24:50,553 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 11:24:50,553 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2019-12-07 11:24:50,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 11:24:50,553 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:24:50,554 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] [2019-12-07 11:24:50,754 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 11:24:50,754 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:24:50,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:24:50,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1689469663, now seen corresponding path program 1 times [2019-12-07 11:24:50,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:24:50,756 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [499746152] [2019-12-07 11:24:50,757 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/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 11:24:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:24:50,961 INFO L264 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 11:24:50,962 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:24:50,978 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 11:24:50,978 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:24:50,982 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 11:24:50,982 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [499746152] [2019-12-07 11:24:50,982 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:24:50,983 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 11:24:50,983 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871958937] [2019-12-07 11:24:50,983 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 11:24:50,984 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:24:50,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 11:24:50,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:24:50,985 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand 5 states. [2019-12-07 11:24:51,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:24:51,060 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2019-12-07 11:24:51,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 11:24:51,061 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 11:24:51,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:24:51,061 INFO L225 Difference]: With dead ends: 132 [2019-12-07 11:24:51,062 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 11:24:51,062 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 11:24:51,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 11:24:51,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 11:24:51,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 11:24:51,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 11:24:51,063 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-12-07 11:24:51,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:24:51,063 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 11:24:51,063 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 11:24:51,063 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 11:24:51,063 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 11:24:51,264 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 11:24:51,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 11:24:51,457 INFO L246 CegarLoopResult]: For program point L382(lines 382 392) no Hoare annotation was computed. [2019-12-07 11:24:51,457 INFO L246 CegarLoopResult]: For program point L382-2(lines 382 392) no Hoare annotation was computed. [2019-12-07 11:24:51,457 INFO L246 CegarLoopResult]: For program point L382-4(lines 382 392) no Hoare annotation was computed. [2019-12-07 11:24:51,457 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2019-12-07 11:24:51,457 INFO L246 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2019-12-07 11:24:51,457 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 11:24:51,457 INFO L246 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2019-12-07 11:24:51,457 INFO L246 CegarLoopResult]: For program point L383-4(lines 383 389) no Hoare annotation was computed. [2019-12-07 11:24:51,458 INFO L242 CegarLoopResult]: At program point L367(lines 362 369) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 11:24:51,458 INFO L246 CegarLoopResult]: For program point L797(lines 797 801) no Hoare annotation was computed. [2019-12-07 11:24:51,458 INFO L246 CegarLoopResult]: For program point L170(lines 169 214) no Hoare annotation was computed. [2019-12-07 11:24:51,458 INFO L246 CegarLoopResult]: For program point L171(lines 171 175) no Hoare annotation was computed. [2019-12-07 11:24:51,458 INFO L242 CegarLoopResult]: At program point L56(lines 55 74) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:24:51,458 INFO L246 CegarLoopResult]: For program point L56-1(lines 56 62) no Hoare annotation was computed. [2019-12-07 11:24:51,458 INFO L242 CegarLoopResult]: At program point L56-2(lines 55 74) the Hoare annotation is: false [2019-12-07 11:24:51,458 INFO L242 CegarLoopResult]: At program point L56-3(lines 55 74) the Hoare annotation is: false [2019-12-07 11:24:51,458 INFO L246 CegarLoopResult]: For program point L205(lines 205 209) no Hoare annotation was computed. [2019-12-07 11:24:51,458 INFO L246 CegarLoopResult]: For program point L205-2(lines 56 62) no Hoare annotation was computed. [2019-12-07 11:24:51,459 INFO L242 CegarLoopResult]: At program point L321(lines 317 323) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 11:24:51,459 INFO L246 CegarLoopResult]: For program point L189(lines 189 195) no Hoare annotation was computed. [2019-12-07 11:24:51,459 INFO L242 CegarLoopResult]: At program point L189-1(lines 189 195) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:24:51,459 INFO L249 CegarLoopResult]: At program point L355(lines 336 358) the Hoare annotation is: true [2019-12-07 11:24:51,459 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 11:24:51,459 INFO L246 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2019-12-07 11:24:51,459 INFO L246 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2019-12-07 11:24:51,459 INFO L246 CegarLoopResult]: For program point L785(lines 785 789) no Hoare annotation was computed. [2019-12-07 11:24:51,459 INFO L246 CegarLoopResult]: For program point L851-2(line 851) no Hoare annotation was computed. [2019-12-07 11:24:51,459 INFO L242 CegarLoopResult]: At program point L273-2(lines 273 287) the Hoare annotation is: false [2019-12-07 11:24:51,459 INFO L242 CegarLoopResult]: At program point L257(lines 252 260) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 11:24:51,460 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2019-12-07 11:24:51,460 INFO L246 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2019-12-07 11:24:51,460 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 11:24:51,460 INFO L246 CegarLoopResult]: For program point L277(lines 277 281) no Hoare annotation was computed. [2019-12-07 11:24:51,460 INFO L246 CegarLoopResult]: For program point L277-1(lines 56 62) no Hoare annotation was computed. [2019-12-07 11:24:51,460 INFO L246 CegarLoopResult]: For program point L773(lines 773 777) no Hoare annotation was computed. [2019-12-07 11:24:51,460 INFO L246 CegarLoopResult]: For program point L773-3(lines 773 777) no Hoare annotation was computed. [2019-12-07 11:24:51,460 INFO L242 CegarLoopResult]: At program point L63(lines 63 69) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:24:51,460 INFO L246 CegarLoopResult]: For program point L773-6(lines 773 777) no Hoare annotation was computed. [2019-12-07 11:24:51,460 INFO L242 CegarLoopResult]: At program point L63-1(lines 63 69) the Hoare annotation is: false [2019-12-07 11:24:51,460 INFO L242 CegarLoopResult]: At program point L63-2(lines 63 69) the Hoare annotation is: false [2019-12-07 11:24:51,461 INFO L246 CegarLoopResult]: For program point L179(lines 179 185) no Hoare annotation was computed. [2019-12-07 11:24:51,461 INFO L242 CegarLoopResult]: At program point L179-1(lines 179 185) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:24:51,461 INFO L246 CegarLoopResult]: For program point L378(lines 378 395) no Hoare annotation was computed. [2019-12-07 11:24:51,461 INFO L242 CegarLoopResult]: At program point L378-1(lines 1 854) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:24:51,461 INFO L246 CegarLoopResult]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2019-12-07 11:24:51,461 INFO L242 CegarLoopResult]: At program point L378-3(lines 1 854) the Hoare annotation is: false [2019-12-07 11:24:51,461 INFO L246 CegarLoopResult]: For program point L378-4(lines 378 395) no Hoare annotation was computed. [2019-12-07 11:24:51,461 INFO L242 CegarLoopResult]: At program point L378-5(lines 1 854) the Hoare annotation is: false [2019-12-07 11:24:51,461 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 11:24:51,461 INFO L246 CegarLoopResult]: For program point L346(lines 346 353) no Hoare annotation was computed. [2019-12-07 11:24:51,462 INFO L249 CegarLoopResult]: At program point L346-1(lines 346 353) the Hoare annotation is: true [2019-12-07 11:24:51,462 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2019-12-07 11:24:51,462 INFO L242 CegarLoopResult]: At program point L115(lines 110 118) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:24:51,462 INFO L242 CegarLoopResult]: At program point L115-1(lines 110 118) the Hoare annotation is: false [2019-12-07 11:24:51,462 INFO L242 CegarLoopResult]: At program point L115-2(lines 110 118) the Hoare annotation is: false [2019-12-07 11:24:51,462 INFO L242 CegarLoopResult]: At program point L215(lines 168 216) the Hoare annotation is: false [2019-12-07 11:24:51,462 INFO L242 CegarLoopResult]: At program point L810(lines 805 813) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:24:51,462 INFO L242 CegarLoopResult]: At program point L810-1(lines 805 813) the Hoare annotation is: false [2019-12-07 11:24:51,462 INFO L242 CegarLoopResult]: At program point L810-2(lines 805 813) the Hoare annotation is: false [2019-12-07 11:24:51,463 INFO L246 CegarLoopResult]: For program point L199(lines 199 210) no Hoare annotation was computed. [2019-12-07 11:24:51,463 INFO L242 CegarLoopResult]: At program point L249(lines 1 854) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 11:24:51,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 11:24:51 BoogieIcfgContainer [2019-12-07 11:24:51,474 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 11:24:51,474 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 11:24:51,474 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 11:24:51,474 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 11:24:51,475 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:24:49" (3/4) ... [2019-12-07 11:24:51,477 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 11:24:51,486 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 11:24:51,487 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 11:24:51,487 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 11:24:51,487 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 11:24:51,488 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 11:24:51,488 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 11:24:51,488 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 11:24:51,508 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 11:24:51,534 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9cd087aa-55ee-4e02-9d21-9242e7482e3e/bin/utaipan/witness.graphml [2019-12-07 11:24:51,534 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 11:24:51,535 INFO L168 Benchmark]: Toolchain (without parser) took 3096.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 951.0 MB in the beginning and 828.8 MB in the end (delta: 122.3 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. [2019-12-07 11:24:51,535 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 11:24:51,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-12-07 11:24:51,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.18 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:24:51,536 INFO L168 Benchmark]: Boogie Preprocessor took 26.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2019-12-07 11:24:51,536 INFO L168 Benchmark]: RCFGBuilder took 480.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 11.5 GB. [2019-12-07 11:24:51,536 INFO L168 Benchmark]: TraceAbstraction took 2128.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 836.0 MB in the end (delta: 165.8 MB). Peak memory consumption was 165.8 MB. Max. memory is 11.5 GB. [2019-12-07 11:24:51,536 INFO L168 Benchmark]: Witness Printer took 59.79 ms. Allocated memory is still 1.1 GB. Free memory was 836.0 MB in the beginning and 828.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2019-12-07 11:24:51,538 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 358.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.18 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 480.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2128.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 836.0 MB in the end (delta: 165.8 MB). Peak memory consumption was 165.8 MB. Max. memory is 11.5 GB. * Witness Printer took 59.79 ms. Allocated memory is still 1.1 GB. Free memory was 836.0 MB in the beginning and 828.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 851]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 851]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 851]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 3 error locations. Result: SAFE, OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 231 SDtfs, 220 SDslu, 247 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 60 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 5904 SizeOfPredicates, 7 NumberOfNonLiveVariables, 731 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...