./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.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_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/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 41732c82c4e13eae07071a147bbd53c9191b35d7 ...................................................................................................................................... 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_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/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 41732c82c4e13eae07071a147bbd53c9191b35d7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:24:11,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:24:11,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:24:11,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:24:11,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:24:11,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:24:11,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:24:11,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:24:11,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:24:11,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:24:11,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:24:11,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:24:11,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:24:11,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:24:11,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:24:11,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:24:11,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:24:11,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:24:11,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:24:11,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:24:11,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:24:11,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:24:11,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:24:11,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:24:11,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:24:11,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:24:11,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:24:11,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:24:11,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:24:11,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:24:11,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:24:11,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:24:11,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:24:11,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:24:11,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:24:11,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:24:11,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:24:11,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:24:11,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:24:11,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:24:11,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:24:11,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 20:24:11,705 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:24:11,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:24:11,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:24:11,706 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:24:11,706 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:24:11,706 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:24:11,706 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:24:11,707 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:24:11,707 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:24:11,707 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:24:11,707 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:24:11,707 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:24:11,708 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:24:11,708 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:24:11,708 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:24:11,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:24:11,709 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:24:11,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:24:11,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:24:11,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:24:11,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:24:11,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:24:11,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:24:11,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:24:11,710 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:24:11,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:24:11,710 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:24:11,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:24:11,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:24:11,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:24:11,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:24:11,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:24:11,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:24:11,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:24:11,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:24:11,712 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:24:11,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:24:11,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:24:11,712 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:24:11,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:24:11,713 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_e364c8ba-ceaa-4979-ba19-83ec07a32330/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 -> 41732c82c4e13eae07071a147bbd53c9191b35d7 [2019-12-07 20:24:11,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:24:11,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:24:11,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:24:11,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:24:11,841 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:24:11,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2019-12-07 20:24:11,877 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/data/306cc3b7b/ce60bea8bc9049b1b1329d1598714787/FLAG1c61d46f3 [2019-12-07 20:24:12,360 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:24:12,360 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2019-12-07 20:24:12,368 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/data/306cc3b7b/ce60bea8bc9049b1b1329d1598714787/FLAG1c61d46f3 [2019-12-07 20:24:12,376 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/data/306cc3b7b/ce60bea8bc9049b1b1329d1598714787 [2019-12-07 20:24:12,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:24:12,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:24:12,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:24:12,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:24:12,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:24:12,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:24:12" (1/1) ... [2019-12-07 20:24:12,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581b80cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:12, skipping insertion in model container [2019-12-07 20:24:12,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:24:12" (1/1) ... [2019-12-07 20:24:12,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:24:12,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:24:12,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:24:12,622 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 20:24:12,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4da4a571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:12, skipping insertion in model container [2019-12-07 20:24:12,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:24:12,623 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:24:12,625 INFO L168 Benchmark]: Toolchain (without parser) took 245.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 20:24:12,626 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:24:12,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 20:24:12,627 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 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 243.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 68]: 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 20:24:13,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:24:13,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:24:13,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:24:13,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:24:13,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:24:13,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:24:13,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:24:13,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:24:13,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:24:13,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:24:13,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:24:13,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:24:13,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:24:13,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:24:13,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:24:13,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:24:13,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:24:13,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:24:13,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:24:13,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:24:13,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:24:13,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:24:13,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:24:13,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:24:13,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:24:13,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:24:13,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:24:13,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:24:13,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:24:13,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:24:13,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:24:13,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:24:13,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:24:13,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:24:13,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:24:13,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:24:13,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:24:13,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:24:13,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:24:13,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:24:13,819 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 20:24:13,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:24:13,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:24:13,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:24:13,830 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:24:13,830 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:24:13,830 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:24:13,830 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:24:13,830 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:24:13,830 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:24:13,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:24:13,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:24:13,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:24:13,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:24:13,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:24:13,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:24:13,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:24:13,832 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:24:13,832 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:24:13,832 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:24:13,832 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:24:13,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:24:13,832 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:24:13,832 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:24:13,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:24:13,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:24:13,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:24:13,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:24:13,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:24:13,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:24:13,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:24:13,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:24:13,834 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:24:13,834 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:24:13,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:24:13,834 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:24:13,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:24:13,834 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_e364c8ba-ceaa-4979-ba19-83ec07a32330/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 -> 41732c82c4e13eae07071a147bbd53c9191b35d7 [2019-12-07 20:24:14,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:24:14,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:24:14,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:24:14,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:24:14,016 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:24:14,016 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2019-12-07 20:24:14,056 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/data/0a8954c0d/2358a4774caf46ec98438628be52c8c4/FLAG41051d70f [2019-12-07 20:24:14,567 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:24:14,567 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2019-12-07 20:24:14,578 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/data/0a8954c0d/2358a4774caf46ec98438628be52c8c4/FLAG41051d70f [2019-12-07 20:24:15,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/data/0a8954c0d/2358a4774caf46ec98438628be52c8c4 [2019-12-07 20:24:15,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:24:15,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:24:15,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:24:15,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:24:15,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:24:15,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7afbba0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15, skipping insertion in model container [2019-12-07 20:24:15,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:24:15,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:24:15,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:24:15,310 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 20:24:15,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:24:15,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:24:15,369 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 20:24:15,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:24:15,432 INFO L208 MainTranslator]: Completed translation [2019-12-07 20:24:15,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15 WrapperNode [2019-12-07 20:24:15,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:24:15,433 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 20:24:15,433 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 20:24:15,433 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 20:24:15,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 20:24:15,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 20:24:15,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 20:24:15,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 20:24:15,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (1/1) ... [2019-12-07 20:24:15,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 20:24:15,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 20:24:15,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 20:24:15,507 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 20:24:15,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/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 20:24:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 20:24:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 20:24:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 20:24:15,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 20:24:16,040 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 20:24:16,040 INFO L287 CfgBuilder]: Removed 156 assume(true) statements. [2019-12-07 20:24:16,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:24:16 BoogieIcfgContainer [2019-12-07 20:24:16,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 20:24:16,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 20:24:16,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 20:24:16,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 20:24:16,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 08:24:15" (1/3) ... [2019-12-07 20:24:16,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c71b482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:24:16, skipping insertion in model container [2019-12-07 20:24:16,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:24:15" (2/3) ... [2019-12-07 20:24:16,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c71b482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:24:16, skipping insertion in model container [2019-12-07 20:24:16,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:24:16" (3/3) ... [2019-12-07 20:24:16,047 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product21.cil.c [2019-12-07 20:24:16,053 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 20:24:16,059 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 20:24:16,067 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 20:24:16,083 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 20:24:16,083 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 20:24:16,083 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 20:24:16,084 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 20:24:16,084 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 20:24:16,084 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 20:24:16,084 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 20:24:16,084 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 20:24:16,096 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-12-07 20:24:16,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 20:24:16,100 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:24:16,101 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:24:16,101 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:24:16,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:24:16,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2019-12-07 20:24:16,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:24:16,114 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [583321918] [2019-12-07 20:24:16,115 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/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 20:24:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:24:16,256 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 20:24:16,260 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:24:16,270 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 20:24:16,270 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:24:16,274 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 20:24:16,275 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [583321918] [2019-12-07 20:24:16,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:24:16,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 20:24:16,277 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436031969] [2019-12-07 20:24:16,280 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 20:24:16,280 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:24:16,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 20:24:16,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 20:24:16,291 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-12-07 20:24:16,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:24:16,312 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-12-07 20:24:16,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 20:24:16,313 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 20:24:16,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:24:16,324 INFO L225 Difference]: With dead ends: 204 [2019-12-07 20:24:16,325 INFO L226 Difference]: Without dead ends: 101 [2019-12-07 20:24:16,328 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 20:24:16,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-12-07 20:24:16,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-12-07 20:24:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-12-07 20:24:16,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-12-07 20:24:16,358 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-12-07 20:24:16,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:24:16,358 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-12-07 20:24:16,359 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 20:24:16,359 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-12-07 20:24:16,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 20:24:16,359 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:24:16,360 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 20:24:16,561 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 20:24:16,561 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:24:16,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:24:16,563 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2019-12-07 20:24:16,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:24:16,565 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1072139770] [2019-12-07 20:24:16,565 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/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 20:24:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:24:16,814 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:24:16,816 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:24:16,832 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 20:24:16,832 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:24:16,841 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 20:24:16,841 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1072139770] [2019-12-07 20:24:16,842 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:24:16,842 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 20:24:16,842 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728026127] [2019-12-07 20:24:16,843 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:24:16,843 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:24:16,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:24:16,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:24:16,844 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 4 states. [2019-12-07 20:24:16,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:24:16,855 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-12-07 20:24:16,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:24:16,856 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 20:24:16,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:24:16,857 INFO L225 Difference]: With dead ends: 101 [2019-12-07 20:24:16,857 INFO L226 Difference]: Without dead ends: 43 [2019-12-07 20:24:16,858 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 20:24:16,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-12-07 20:24:16,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-12-07 20:24:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-12-07 20:24:16,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-12-07 20:24:16,862 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-12-07 20:24:16,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:24:16,862 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-12-07 20:24:16,863 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:24:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-12-07 20:24:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 20:24:16,863 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:24:16,864 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 20:24:17,064 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 20:24:17,065 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:24:17,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:24:17,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2019-12-07 20:24:17,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:24:17,066 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1829603210] [2019-12-07 20:24:17,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/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 20:24:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:24:17,280 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:24:17,282 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:24:17,289 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 20:24:17,290 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:24:17,297 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 20:24:17,297 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1829603210] [2019-12-07 20:24:17,297 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:24:17,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 20:24:17,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101431174] [2019-12-07 20:24:17,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:24:17,298 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:24:17,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:24:17,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:24:17,299 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 4 states. [2019-12-07 20:24:17,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:24:17,308 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-12-07 20:24:17,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:24:17,309 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 20:24:17,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:24:17,310 INFO L225 Difference]: With dead ends: 80 [2019-12-07 20:24:17,310 INFO L226 Difference]: Without dead ends: 43 [2019-12-07 20:24:17,311 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 20:24:17,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-12-07 20:24:17,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-12-07 20:24:17,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-12-07 20:24:17,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-12-07 20:24:17,317 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-12-07 20:24:17,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:24:17,317 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-12-07 20:24:17,317 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:24:17,317 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-12-07 20:24:17,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 20:24:17,318 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:24:17,318 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 20:24:17,519 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 20:24:17,520 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:24:17,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:24:17,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2019-12-07 20:24:17,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:24:17,521 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1119873647] [2019-12-07 20:24:17,521 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/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 20:24:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:24:17,688 INFO L264 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:24:17,689 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:24:17,703 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 20:24:17,703 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:24:17,709 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 20:24:17,709 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1119873647] [2019-12-07 20:24:17,709 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:24:17,710 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 20:24:17,710 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455006080] [2019-12-07 20:24:17,710 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:24:17,710 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:24:17,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:24:17,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:24:17,711 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2019-12-07 20:24:17,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:24:17,797 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2019-12-07 20:24:17,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 20:24:17,798 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 20:24:17,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:24:17,800 INFO L225 Difference]: With dead ends: 204 [2019-12-07 20:24:17,800 INFO L226 Difference]: Without dead ends: 167 [2019-12-07 20:24:17,801 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 20:24:17,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-12-07 20:24:17,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2019-12-07 20:24:17,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-12-07 20:24:17,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2019-12-07 20:24:17,815 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2019-12-07 20:24:17,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:24:17,816 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2019-12-07 20:24:17,816 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:24:17,816 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-12-07 20:24:17,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 20:24:17,817 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:24:17,817 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 20:24:18,018 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 20:24:18,018 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:24:18,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:24:18,019 INFO L82 PathProgramCache]: Analyzing trace with hash 1795216542, now seen corresponding path program 1 times [2019-12-07 20:24:18,020 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:24:18,020 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [627645788] [2019-12-07 20:24:18,020 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/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 20:24:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:24:18,178 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:24:18,179 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:24:18,193 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 20:24:18,193 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:24:18,195 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 20:24:18,195 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [627645788] [2019-12-07 20:24:18,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:24:18,196 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 20:24:18,196 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102857556] [2019-12-07 20:24:18,196 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:24:18,196 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:24:18,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:24:18,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:24:18,197 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2019-12-07 20:24:18,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:24:18,280 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2019-12-07 20:24:18,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 20:24:18,281 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 20:24:18,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:24:18,281 INFO L225 Difference]: With dead ends: 174 [2019-12-07 20:24:18,281 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 20:24:18,282 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 20:24:18,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 20:24:18,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 20:24:18,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 20:24:18,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 20:24:18,283 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-12-07 20:24:18,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:24:18,283 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 20:24:18,283 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:24:18,283 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 20:24:18,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 20:24:18,484 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 20:24:18,488 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 20:24:18,796 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-12-07 20:24:18,797 INFO L242 CegarLoopResult]: At program point L498(lines 494 500) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 20:24:18,797 INFO L246 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2019-12-07 20:24:18,797 INFO L242 CegarLoopResult]: At program point L697-1(lines 697 703) 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 20:24:18,797 INFO L249 CegarLoopResult]: At program point L534(lines 515 537) the Hoare annotation is: true [2019-12-07 20:24:18,797 INFO L246 CegarLoopResult]: For program point L799(lines 799 816) no Hoare annotation was computed. [2019-12-07 20:24:18,797 INFO L246 CegarLoopResult]: For program point L799-1(lines 799 816) no Hoare annotation was computed. [2019-12-07 20:24:18,797 INFO L246 CegarLoopResult]: For program point L799-2(lines 799 816) no Hoare annotation was computed. [2019-12-07 20:24:18,797 INFO L246 CegarLoopResult]: For program point L901(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-2(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-3(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-5(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-6(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-8(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-9(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-11(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-12(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-14(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-15(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L901-17(lines 901 905) no Hoare annotation was computed. [2019-12-07 20:24:18,798 INFO L246 CegarLoopResult]: For program point L803(lines 803 811) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L246 CegarLoopResult]: For program point L803-1(lines 803 811) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L246 CegarLoopResult]: For program point L803-2(lines 803 811) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L246 CegarLoopResult]: For program point L573(lines 573 577) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L246 CegarLoopResult]: For program point L773(lines 773 790) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L246 CegarLoopResult]: For program point L773-1(lines 773 790) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L246 CegarLoopResult]: For program point L707(lines 707 718) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L246 CegarLoopResult]: For program point L773-2(lines 773 790) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L246 CegarLoopResult]: For program point L773-3(lines 773 790) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L246 CegarLoopResult]: For program point L773-4(lines 773 790) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L246 CegarLoopResult]: For program point L773-5(lines 773 790) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L242 CegarLoopResult]: At program point L741(lines 740 759) 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 20:24:18,799 INFO L246 CegarLoopResult]: For program point L741-1(lines 741 747) no Hoare annotation was computed. [2019-12-07 20:24:18,799 INFO L242 CegarLoopResult]: At program point L741-2(lines 740 759) the Hoare annotation is: false [2019-12-07 20:24:18,799 INFO L242 CegarLoopResult]: At program point L741-3(lines 740 759) the Hoare annotation is: false [2019-12-07 20:24:18,800 INFO L242 CegarLoopResult]: At program point L907(lines 892 910) the Hoare annotation is: false [2019-12-07 20:24:18,800 INFO L242 CegarLoopResult]: At program point L907-1(lines 892 910) the Hoare annotation is: false [2019-12-07 20:24:18,800 INFO L242 CegarLoopResult]: At program point L907-2(lines 892 910) the Hoare annotation is: false [2019-12-07 20:24:18,800 INFO L242 CegarLoopResult]: At program point L907-3(lines 892 910) the Hoare annotation is: false [2019-12-07 20:24:18,800 INFO L242 CegarLoopResult]: At program point L907-4(lines 892 910) the Hoare annotation is: false [2019-12-07 20:24:18,800 INFO L242 CegarLoopResult]: At program point L907-5(lines 892 910) the Hoare annotation is: false [2019-12-07 20:24:18,800 INFO L242 CegarLoopResult]: At program point L843(lines 836 846) the Hoare annotation is: false [2019-12-07 20:24:18,800 INFO L242 CegarLoopResult]: At program point L843-1(lines 836 846) the Hoare annotation is: false [2019-12-07 20:24:18,800 INFO L246 CegarLoopResult]: For program point L777(lines 777 785) no Hoare annotation was computed. [2019-12-07 20:24:18,800 INFO L242 CegarLoopResult]: At program point L843-2(lines 836 846) the Hoare annotation is: false [2019-12-07 20:24:18,800 INFO L246 CegarLoopResult]: For program point L777-1(lines 777 785) no Hoare annotation was computed. [2019-12-07 20:24:18,800 INFO L246 CegarLoopResult]: For program point L777-2(lines 777 785) no Hoare annotation was computed. [2019-12-07 20:24:18,800 INFO L246 CegarLoopResult]: For program point L678(lines 677 722) no Hoare annotation was computed. [2019-12-07 20:24:18,800 INFO L246 CegarLoopResult]: For program point L777-3(lines 777 785) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point L777-4(lines 777 785) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point L777-5(lines 777 785) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L242 CegarLoopResult]: At program point L447-2(lines 447 461) the Hoare annotation is: false [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point L679(lines 679 683) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point L713-2(lines 741 747) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point L549(lines 549 553) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point L549-3(lines 549 553) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point L417(lines 417 430) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L242 CegarLoopResult]: At program point L417-1(lines 1 919) 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 20:24:18,801 INFO L246 CegarLoopResult]: For program point L417-2(lines 417 430) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L246 CegarLoopResult]: For program point L549-6(lines 549 553) no Hoare annotation was computed. [2019-12-07 20:24:18,801 INFO L242 CegarLoopResult]: At program point L417-3(lines 1 919) the Hoare annotation is: false [2019-12-07 20:24:18,802 INFO L246 CegarLoopResult]: For program point L417-4(lines 417 430) no Hoare annotation was computed. [2019-12-07 20:24:18,802 INFO L242 CegarLoopResult]: At program point L417-5(lines 1 919) the Hoare annotation is: false [2019-12-07 20:24:18,802 INFO L242 CegarLoopResult]: At program point L748(lines 748 754) 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 20:24:18,802 INFO L242 CegarLoopResult]: At program point L748-1(lines 748 754) the Hoare annotation is: false [2019-12-07 20:24:18,802 INFO L242 CegarLoopResult]: At program point L748-2(lines 748 754) the Hoare annotation is: false [2019-12-07 20:24:18,802 INFO L246 CegarLoopResult]: For program point L451(lines 451 455) no Hoare annotation was computed. [2019-12-07 20:24:18,802 INFO L246 CegarLoopResult]: For program point L451-1(lines 741 747) no Hoare annotation was computed. [2019-12-07 20:24:18,802 INFO L246 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2019-12-07 20:24:18,802 INFO L246 CegarLoopResult]: For program point L916-1(line 916) no Hoare annotation was computed. [2019-12-07 20:24:18,802 INFO L246 CegarLoopResult]: For program point L916-2(line 916) no Hoare annotation was computed. [2019-12-07 20:24:18,802 INFO L242 CegarLoopResult]: At program point L586(lines 581 589) the Hoare annotation is: false [2019-12-07 20:24:18,802 INFO L242 CegarLoopResult]: At program point L586-1(lines 581 589) 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 20:24:18,803 INFO L242 CegarLoopResult]: At program point L586-2(lines 581 589) the Hoare annotation is: false [2019-12-07 20:24:18,803 INFO L242 CegarLoopResult]: At program point L586-3(lines 581 589) the Hoare annotation is: false [2019-12-07 20:24:18,803 INFO L242 CegarLoopResult]: At program point L586-4(lines 581 589) the Hoare annotation is: false [2019-12-07 20:24:18,803 INFO L246 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2019-12-07 20:24:18,803 INFO L242 CegarLoopResult]: At program point L586-5(lines 581 589) the Hoare annotation is: false [2019-12-07 20:24:18,803 INFO L246 CegarLoopResult]: For program point L421-2(lines 421 427) no Hoare annotation was computed. [2019-12-07 20:24:18,803 INFO L246 CegarLoopResult]: For program point L421-4(lines 421 427) no Hoare annotation was computed. [2019-12-07 20:24:18,803 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 20:24:18,803 INFO L242 CegarLoopResult]: At program point L852(lines 847 855) 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 20:24:18,803 INFO L242 CegarLoopResult]: At program point L852-1(lines 847 855) the Hoare annotation is: false [2019-12-07 20:24:18,803 INFO L242 CegarLoopResult]: At program point L852-2(lines 847 855) the Hoare annotation is: false [2019-12-07 20:24:18,804 INFO L246 CegarLoopResult]: For program point L687(lines 687 693) no Hoare annotation was computed. [2019-12-07 20:24:18,804 INFO L242 CegarLoopResult]: At program point L654(lines 1 919) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 20:24:18,804 INFO L242 CegarLoopResult]: At program point L687-1(lines 687 693) 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 20:24:18,804 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 20:24:18,804 INFO L242 CegarLoopResult]: At program point L723(lines 676 724) the Hoare annotation is: false [2019-12-07 20:24:18,804 INFO L246 CegarLoopResult]: For program point L525(lines 525 532) no Hoare annotation was computed. [2019-12-07 20:24:18,804 INFO L249 CegarLoopResult]: At program point L525-1(lines 525 532) the Hoare annotation is: true [2019-12-07 20:24:18,804 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 20:24:18,804 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-12-07 20:24:18,804 INFO L242 CegarLoopResult]: At program point L627(lines 622 630) the Hoare annotation is: false [2019-12-07 20:24:18,804 INFO L242 CegarLoopResult]: At program point L627-1(lines 622 630) the Hoare annotation is: false [2019-12-07 20:24:18,804 INFO L246 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2019-12-07 20:24:18,805 INFO L242 CegarLoopResult]: At program point L627-2(lines 622 630) the Hoare annotation is: false [2019-12-07 20:24:18,805 INFO L242 CegarLoopResult]: At program point L627-3(lines 622 630) the Hoare annotation is: false [2019-12-07 20:24:18,805 INFO L242 CegarLoopResult]: At program point L627-4(lines 622 630) the Hoare annotation is: false [2019-12-07 20:24:18,805 INFO L242 CegarLoopResult]: At program point L627-5(lines 622 630) the Hoare annotation is: false [2019-12-07 20:24:18,805 INFO L242 CegarLoopResult]: At program point L662(lines 657 665) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 20:24:18,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 08:24:18 BoogieIcfgContainer [2019-12-07 20:24:18,819 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 20:24:18,819 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 20:24:18,819 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 20:24:18,819 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 20:24:18,820 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:24:16" (3/4) ... [2019-12-07 20:24:18,823 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 20:24:18,838 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 20:24:18,839 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 20:24:18,839 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 20:24:18,840 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 20:24:18,841 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 20:24:18,842 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:24:18,843 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:24:18,866 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:24:18,913 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e364c8ba-ceaa-4979-ba19-83ec07a32330/bin/utaipan/witness.graphml [2019-12-07 20:24:18,913 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 20:24:18,914 INFO L168 Benchmark]: Toolchain (without parser) took 3872.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.8 MB). Free memory was 952.4 MB in the beginning and 1.2 GB in the end (delta: -207.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:24:18,915 INFO L168 Benchmark]: CDTParser took 0.17 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 20:24:18,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 390.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -130.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2019-12-07 20:24:18,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.47 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:24:18,916 INFO L168 Benchmark]: Boogie Preprocessor took 29.73 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 20:24:18,916 INFO L168 Benchmark]: RCFGBuilder took 534.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.1 MB in the end (delta: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 11.5 GB. [2019-12-07 20:24:18,916 INFO L168 Benchmark]: TraceAbstraction took 2776.57 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 81.8 MB). Free memory was 999.1 MB in the beginning and 1.2 GB in the end (delta: -176.0 MB). Peak memory consumption was 229.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:24:18,917 INFO L168 Benchmark]: Witness Printer took 94.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2019-12-07 20:24:18,918 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 390.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -130.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.47 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.73 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. * RCFGBuilder took 534.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.1 MB in the end (delta: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2776.57 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 81.8 MB). Free memory was 999.1 MB in the beginning and 1.2 GB in the end (delta: -176.0 MB). Peak memory consumption was 229.9 MB. Max. memory is 11.5 GB. * Witness Printer took 94.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: 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 && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 2.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 412 SDtfs, 460 SDslu, 332 SDs, 0 SdLazy, 58 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 206 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred 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, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 77 NumberOfFragments, 155 HoareAnnotationTreeSize, 42 FomulaSimplifications, 975 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 263 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 8995 SizeOfPredicates, 8 NumberOfNonLiveVariables, 905 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...