./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.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_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/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 17a573274f1db5e4aeb22956c61c459b952d0c5d ...................................................................................................................................... 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_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/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 17a573274f1db5e4aeb22956c61c459b952d0c5d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:38:21,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:38:21,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:38:21,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:38:21,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:38:21,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:38:21,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:38:21,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:38:21,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:38:21,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:38:21,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:38:21,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:38:21,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:38:21,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:38:21,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:38:21,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:38:21,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:38:21,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:38:21,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:38:21,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:38:21,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:38:21,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:38:21,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:38:21,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:38:21,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:38:21,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:38:21,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:38:21,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:38:21,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:38:21,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:38:21,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:38:21,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:38:21,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:38:21,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:38:21,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:38:21,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:38:21,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:38:21,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:38:21,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:38:21,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:38:21,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:38:21,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 10:38:21,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:38:21,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:38:21,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:38:21,685 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:38:21,685 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:38:21,685 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:38:21,686 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 10:38:21,686 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:38:21,686 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:38:21,686 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 10:38:21,686 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 10:38:21,686 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:38:21,686 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 10:38:21,686 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 10:38:21,687 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 10:38:21,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:38:21,687 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:38:21,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:38:21,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:38:21,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:38:21,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:38:21,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:38:21,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:38:21,688 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:38:21,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:38:21,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:38:21,688 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:38:21,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:38:21,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:38:21,689 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:38:21,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:38:21,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:38:21,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:38:21,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:38:21,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:38:21,689 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 10:38:21,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:38:21,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:38:21,690 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:38:21,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:38:21,690 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_606741d7-42fb-46ae-9b95-fbd978fb7f34/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 -> 17a573274f1db5e4aeb22956c61c459b952d0c5d [2019-12-07 10:38:21,788 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:38:21,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:38:21,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:38:21,802 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:38:21,803 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:38:21,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-12-07 10:38:21,843 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/data/bf3d1fd3f/83d409b4ecce48a69df5c406923dff31/FLAGef0d8b01e [2019-12-07 10:38:22,273 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:38:22,273 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-12-07 10:38:22,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/data/bf3d1fd3f/83d409b4ecce48a69df5c406923dff31/FLAGef0d8b01e [2019-12-07 10:38:22,291 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/data/bf3d1fd3f/83d409b4ecce48a69df5c406923dff31 [2019-12-07 10:38:22,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:38:22,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:38:22,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:38:22,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:38:22,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:38:22,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:38:22" (1/1) ... [2019-12-07 10:38:22,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33735268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:22, skipping insertion in model container [2019-12-07 10:38:22,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:38:22" (1/1) ... [2019-12-07 10:38:22,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:38:22,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:38:22,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:38:22,553 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 10:38:22,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b9d5e4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:22, skipping insertion in model container [2019-12-07 10:38:22,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:38:22,554 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:38:22,556 INFO L168 Benchmark]: Toolchain (without parser) took 261.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -142.3 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-07 10:38:22,556 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:38:22,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-12-07 10:38:22,558 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 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 259.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 18.2 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 10:38:23,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:38:23,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:38:23,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:38:23,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:38:23,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:38:23,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:38:23,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:38:23,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:38:23,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:38:23,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:38:23,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:38:23,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:38:23,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:38:23,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:38:23,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:38:23,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:38:23,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:38:23,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:38:23,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:38:23,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:38:23,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:38:23,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:38:23,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:38:23,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:38:23,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:38:23,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:38:23,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:38:23,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:38:23,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:38:23,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:38:23,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:38:23,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:38:23,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:38:23,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:38:23,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:38:23,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:38:23,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:38:23,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:38:23,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:38:23,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:38:23,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 10:38:23,730 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:38:23,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:38:23,731 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:38:23,731 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:38:23,731 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:38:23,731 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:38:23,731 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:38:23,731 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:38:23,731 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:38:23,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:38:23,732 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:38:23,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:38:23,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:38:23,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:38:23,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:38:23,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:38:23,733 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:38:23,733 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 10:38:23,733 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 10:38:23,733 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:38:23,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:38:23,733 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:38:23,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:38:23,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:38:23,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:38:23,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:38:23,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:38:23,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:38:23,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:38:23,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:38:23,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:38:23,735 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 10:38:23,735 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 10:38:23,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:38:23,735 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:38:23,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:38:23,735 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_606741d7-42fb-46ae-9b95-fbd978fb7f34/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 -> 17a573274f1db5e4aeb22956c61c459b952d0c5d [2019-12-07 10:38:23,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:38:23,948 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:38:23,951 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:38:23,952 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:38:23,953 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:38:23,953 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-12-07 10:38:24,000 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/data/1e2af2bbb/6802b5b1f62f44bd8b055631a9bf3cfc/FLAG8b4ee98d9 [2019-12-07 10:38:24,369 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:38:24,370 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-12-07 10:38:24,377 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/data/1e2af2bbb/6802b5b1f62f44bd8b055631a9bf3cfc/FLAG8b4ee98d9 [2019-12-07 10:38:24,385 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/data/1e2af2bbb/6802b5b1f62f44bd8b055631a9bf3cfc [2019-12-07 10:38:24,387 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:38:24,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:38:24,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:38:24,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:38:24,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:38:24,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24, skipping insertion in model container [2019-12-07 10:38:24,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:38:24,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:38:24,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:38:24,646 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 10:38:24,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:38:24,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:38:24,696 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 10:38:24,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:38:24,759 INFO L208 MainTranslator]: Completed translation [2019-12-07 10:38:24,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24 WrapperNode [2019-12-07 10:38:24,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:38:24,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 10:38:24,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 10:38:24,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 10:38:24,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 10:38:24,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 10:38:24,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 10:38:24,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 10:38:24,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (1/1) ... [2019-12-07 10:38:24,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 10:38:24,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 10:38:24,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 10:38:24,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 10:38:24,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/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 10:38:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 10:38:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 10:38:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 10:38:24,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 10:38:25,389 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 10:38:25,389 INFO L287 CfgBuilder]: Removed 162 assume(true) statements. [2019-12-07 10:38:25,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:38:25 BoogieIcfgContainer [2019-12-07 10:38:25,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 10:38:25,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 10:38:25,391 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 10:38:25,393 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 10:38:25,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 10:38:24" (1/3) ... [2019-12-07 10:38:25,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ed3b043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:38:25, skipping insertion in model container [2019-12-07 10:38:25,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:38:24" (2/3) ... [2019-12-07 10:38:25,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ed3b043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:38:25, skipping insertion in model container [2019-12-07 10:38:25,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:38:25" (3/3) ... [2019-12-07 10:38:25,395 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2019-12-07 10:38:25,402 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 10:38:25,406 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 10:38:25,413 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 10:38:25,429 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 10:38:25,429 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 10:38:25,429 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 10:38:25,430 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 10:38:25,430 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 10:38:25,430 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 10:38:25,430 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 10:38:25,430 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 10:38:25,442 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-12-07 10:38:25,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 10:38:25,446 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:38:25,447 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:38:25,447 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:38:25,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:38:25,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2019-12-07 10:38:25,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:38:25,460 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1139267207] [2019-12-07 10:38:25,460 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/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 10:38:25,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:38:25,601 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 10:38:25,604 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:38:25,614 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 10:38:25,615 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:38:25,618 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 10:38:25,618 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1139267207] [2019-12-07 10:38:25,619 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:38:25,619 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 10:38:25,620 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972725323] [2019-12-07 10:38:25,623 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 10:38:25,623 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:38:25,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 10:38:25,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 10:38:25,633 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-12-07 10:38:25,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:38:25,654 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2019-12-07 10:38:25,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 10:38:25,655 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 10:38:25,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:38:25,663 INFO L225 Difference]: With dead ends: 208 [2019-12-07 10:38:25,663 INFO L226 Difference]: Without dead ends: 103 [2019-12-07 10:38:25,666 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 10:38:25,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2019-12-07 10:38:25,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2019-12-07 10:38:25,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-12-07 10:38:25,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2019-12-07 10:38:25,696 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2019-12-07 10:38:25,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:38:25,696 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2019-12-07 10:38:25,696 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 10:38:25,697 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2019-12-07 10:38:25,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 10:38:25,697 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:38:25,697 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 10:38:25,898 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 10:38:25,898 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:38:25,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:38:25,899 INFO L82 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2019-12-07 10:38:25,901 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:38:25,901 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [288779153] [2019-12-07 10:38:25,901 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/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 10:38:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:38:26,102 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:38:26,104 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:38:26,117 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 10:38:26,117 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:38:26,125 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 10:38:26,125 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [288779153] [2019-12-07 10:38:26,125 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:38:26,125 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 10:38:26,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285238206] [2019-12-07 10:38:26,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:38:26,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:38:26,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:38:26,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:38:26,128 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 4 states. [2019-12-07 10:38:26,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:38:26,140 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2019-12-07 10:38:26,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:38:26,141 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 10:38:26,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:38:26,142 INFO L225 Difference]: With dead ends: 103 [2019-12-07 10:38:26,142 INFO L226 Difference]: Without dead ends: 45 [2019-12-07 10:38:26,143 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 10:38:26,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-12-07 10:38:26,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-12-07 10:38:26,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-12-07 10:38:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2019-12-07 10:38:26,150 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2019-12-07 10:38:26,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:38:26,150 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2019-12-07 10:38:26,150 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:38:26,150 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2019-12-07 10:38:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 10:38:26,151 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:38:26,151 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 10:38:26,352 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 10:38:26,352 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:38:26,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:38:26,353 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2019-12-07 10:38:26,354 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:38:26,354 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [295694377] [2019-12-07 10:38:26,355 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/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 10:38:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:38:26,521 INFO L264 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:38:26,523 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:38:26,530 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 10:38:26,531 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:38:26,537 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 10:38:26,537 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [295694377] [2019-12-07 10:38:26,537 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:38:26,537 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 10:38:26,537 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989160597] [2019-12-07 10:38:26,538 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:38:26,538 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:38:26,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:38:26,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:38:26,538 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 4 states. [2019-12-07 10:38:26,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:38:26,593 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2019-12-07 10:38:26,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 10:38:26,594 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 10:38:26,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:38:26,595 INFO L225 Difference]: With dead ends: 146 [2019-12-07 10:38:26,595 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 10:38:26,595 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 10:38:26,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 10:38:26,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2019-12-07 10:38:26,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2019-12-07 10:38:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2019-12-07 10:38:26,603 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2019-12-07 10:38:26,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:38:26,604 INFO L462 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2019-12-07 10:38:26,604 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:38:26,604 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2019-12-07 10:38:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 10:38:26,605 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:38:26,605 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 10:38:26,805 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 10:38:26,806 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:38:26,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:38:26,807 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2019-12-07 10:38:26,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:38:26,809 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2040507374] [2019-12-07 10:38:26,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/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 10:38:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:38:26,989 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 10:38:26,990 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:38:27,007 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 10:38:27,007 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:38:27,013 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 10:38:27,013 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2040507374] [2019-12-07 10:38:27,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:38:27,014 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 10:38:27,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047557878] [2019-12-07 10:38:27,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:38:27,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:38:27,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:38:27,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:38:27,015 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 5 states. [2019-12-07 10:38:27,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:38:27,105 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2019-12-07 10:38:27,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 10:38:27,106 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 10:38:27,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:38:27,108 INFO L225 Difference]: With dead ends: 309 [2019-12-07 10:38:27,108 INFO L226 Difference]: Without dead ends: 251 [2019-12-07 10:38:27,108 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 10:38:27,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2019-12-07 10:38:27,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2019-12-07 10:38:27,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-12-07 10:38:27,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2019-12-07 10:38:27,122 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2019-12-07 10:38:27,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:38:27,123 INFO L462 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2019-12-07 10:38:27,123 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:38:27,123 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2019-12-07 10:38:27,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 10:38:27,124 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:38:27,124 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 10:38:27,325 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 10:38:27,325 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:38:27,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:38:27,326 INFO L82 PathProgramCache]: Analyzing trace with hash -235423010, now seen corresponding path program 1 times [2019-12-07 10:38:27,327 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:38:27,327 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [281918158] [2019-12-07 10:38:27,327 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/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 10:38:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:38:27,487 INFO L264 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 10:38:27,489 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:38:27,501 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 10:38:27,502 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:38:27,504 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 10:38:27,505 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [281918158] [2019-12-07 10:38:27,505 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:38:27,505 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 10:38:27,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015501372] [2019-12-07 10:38:27,505 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:38:27,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:38:27,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:38:27,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:38:27,506 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand 5 states. [2019-12-07 10:38:27,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:38:27,592 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2019-12-07 10:38:27,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:38:27,593 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 10:38:27,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:38:27,593 INFO L225 Difference]: With dead ends: 312 [2019-12-07 10:38:27,593 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 10:38:27,595 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 10:38:27,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 10:38:27,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 10:38:27,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 10:38:27,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 10:38:27,596 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-12-07 10:38:27,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:38:27,596 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:38:27,596 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:38:27,597 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 10:38:27,597 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 10:38:27,797 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 10:38:27,800 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 10:38:28,055 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-12-07 10:38:28,056 INFO L246 CegarLoopResult]: For program point L895(lines 895 901) no Hoare annotation was computed. [2019-12-07 10:38:28,056 INFO L242 CegarLoopResult]: At program point L895-1(lines 895 901) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:38:28,056 INFO L246 CegarLoopResult]: For program point L698(lines 698 705) no Hoare annotation was computed. [2019-12-07 10:38:28,056 INFO L249 CegarLoopResult]: At program point L698-1(lines 698 705) the Hoare annotation is: true [2019-12-07 10:38:28,056 INFO L246 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2019-12-07 10:38:28,056 INFO L246 CegarLoopResult]: For program point L534-1(line 534) no Hoare annotation was computed. [2019-12-07 10:38:28,056 INFO L246 CegarLoopResult]: For program point L534-2(line 534) no Hoare annotation was computed. [2019-12-07 10:38:28,057 INFO L242 CegarLoopResult]: At program point L832(lines 827 835) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:38:28,057 INFO L242 CegarLoopResult]: At program point L832-1(lines 827 835) the Hoare annotation is: false [2019-12-07 10:38:28,057 INFO L242 CegarLoopResult]: At program point L832-2(lines 827 835) the Hoare annotation is: false [2019-12-07 10:38:28,057 INFO L242 CegarLoopResult]: At program point L603(lines 552 604) the Hoare annotation is: false [2019-12-07 10:38:28,057 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-12-07 10:38:28,057 INFO L242 CegarLoopResult]: At program point L672(lines 668 674) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 10:38:28,057 INFO L246 CegarLoopResult]: For program point L573(lines 573 579) no Hoare annotation was computed. [2019-12-07 10:38:28,057 INFO L242 CegarLoopResult]: At program point L573-1(lines 573 579) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:38:28,057 INFO L242 CegarLoopResult]: At program point L937(lines 1 948) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 10:38:28,058 INFO L249 CegarLoopResult]: At program point L707(lines 688 710) the Hoare annotation is: true [2019-12-07 10:38:28,058 INFO L246 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2019-12-07 10:38:28,058 INFO L246 CegarLoopResult]: For program point L512(lines 512 525) no Hoare annotation was computed. [2019-12-07 10:38:28,058 INFO L242 CegarLoopResult]: At program point L512-1(lines 1 948) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:38:28,058 INFO L246 CegarLoopResult]: For program point L512-2(lines 512 525) no Hoare annotation was computed. [2019-12-07 10:38:28,058 INFO L242 CegarLoopResult]: At program point L512-3(lines 1 948) the Hoare annotation is: false [2019-12-07 10:38:28,058 INFO L246 CegarLoopResult]: For program point L512-4(lines 512 525) no Hoare annotation was computed. [2019-12-07 10:38:28,058 INFO L242 CegarLoopResult]: At program point L512-5(lines 1 948) the Hoare annotation is: false [2019-12-07 10:38:28,058 INFO L246 CegarLoopResult]: For program point L779(lines 779 796) no Hoare annotation was computed. [2019-12-07 10:38:28,058 INFO L246 CegarLoopResult]: For program point L779-1(lines 779 796) no Hoare annotation was computed. [2019-12-07 10:38:28,059 INFO L246 CegarLoopResult]: For program point L779-2(lines 779 796) no Hoare annotation was computed. [2019-12-07 10:38:28,059 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 10:38:28,059 INFO L242 CegarLoopResult]: At program point L945(lines 940 948) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 10:38:28,059 INFO L246 CegarLoopResult]: For program point L516(lines 516 522) no Hoare annotation was computed. [2019-12-07 10:38:28,059 INFO L246 CegarLoopResult]: For program point L516-2(lines 516 522) no Hoare annotation was computed. [2019-12-07 10:38:28,059 INFO L246 CegarLoopResult]: For program point L516-4(lines 516 522) no Hoare annotation was computed. [2019-12-07 10:38:28,059 INFO L246 CegarLoopResult]: For program point L583(lines 583 598) no Hoare annotation was computed. [2019-12-07 10:38:28,059 INFO L246 CegarLoopResult]: For program point L881(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,059 INFO L246 CegarLoopResult]: For program point L881-2(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,059 INFO L246 CegarLoopResult]: For program point L881-3(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L881-5(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L881-6(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L881-8(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L881-9(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L881-11(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L881-12(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L881-14(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L881-15(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L419-3(lines 419 423) no Hoare annotation was computed. [2019-12-07 10:38:28,060 INFO L246 CegarLoopResult]: For program point L881-17(lines 881 885) no Hoare annotation was computed. [2019-12-07 10:38:28,061 INFO L246 CegarLoopResult]: For program point L419-6(lines 419 423) no Hoare annotation was computed. [2019-12-07 10:38:28,061 INFO L246 CegarLoopResult]: For program point L783(lines 783 791) no Hoare annotation was computed. [2019-12-07 10:38:28,061 INFO L246 CegarLoopResult]: For program point L783-1(lines 783 791) no Hoare annotation was computed. [2019-12-07 10:38:28,061 INFO L246 CegarLoopResult]: For program point L783-2(lines 783 791) no Hoare annotation was computed. [2019-12-07 10:38:28,061 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 10:38:28,061 INFO L246 CegarLoopResult]: For program point L554(lines 553 602) no Hoare annotation was computed. [2019-12-07 10:38:28,061 INFO L246 CegarLoopResult]: For program point L753(lines 753 770) no Hoare annotation was computed. [2019-12-07 10:38:28,061 INFO L246 CegarLoopResult]: For program point L753-1(lines 753 770) no Hoare annotation was computed. [2019-12-07 10:38:28,061 INFO L246 CegarLoopResult]: For program point L753-2(lines 753 770) no Hoare annotation was computed. [2019-12-07 10:38:28,061 INFO L246 CegarLoopResult]: For program point L753-3(lines 753 770) no Hoare annotation was computed. [2019-12-07 10:38:28,062 INFO L246 CegarLoopResult]: For program point L753-4(lines 753 770) no Hoare annotation was computed. [2019-12-07 10:38:28,062 INFO L246 CegarLoopResult]: For program point L753-5(lines 753 770) no Hoare annotation was computed. [2019-12-07 10:38:28,062 INFO L246 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed. [2019-12-07 10:38:28,062 INFO L242 CegarLoopResult]: At program point L456(lines 451 459) the Hoare annotation is: false [2019-12-07 10:38:28,062 INFO L242 CegarLoopResult]: At program point L456-1(lines 451 459) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:38:28,062 INFO L242 CegarLoopResult]: At program point L456-2(lines 451 459) the Hoare annotation is: false [2019-12-07 10:38:28,062 INFO L242 CegarLoopResult]: At program point L456-3(lines 451 459) the Hoare annotation is: false [2019-12-07 10:38:28,062 INFO L242 CegarLoopResult]: At program point L456-4(lines 451 459) the Hoare annotation is: false [2019-12-07 10:38:28,062 INFO L242 CegarLoopResult]: At program point L456-5(lines 451 459) the Hoare annotation is: false [2019-12-07 10:38:28,063 INFO L242 CegarLoopResult]: At program point L721(lines 720 739) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:38:28,063 INFO L246 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2019-12-07 10:38:28,063 INFO L242 CegarLoopResult]: At program point L721-2(lines 720 739) the Hoare annotation is: false [2019-12-07 10:38:28,063 INFO L242 CegarLoopResult]: At program point L721-3(lines 720 739) the Hoare annotation is: false [2019-12-07 10:38:28,063 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 10:38:28,063 INFO L242 CegarLoopResult]: At program point L887(lines 872 890) the Hoare annotation is: false [2019-12-07 10:38:28,063 INFO L242 CegarLoopResult]: At program point L887-1(lines 872 890) the Hoare annotation is: false [2019-12-07 10:38:28,063 INFO L242 CegarLoopResult]: At program point L887-2(lines 872 890) the Hoare annotation is: false [2019-12-07 10:38:28,063 INFO L242 CegarLoopResult]: At program point L887-3(lines 872 890) the Hoare annotation is: false [2019-12-07 10:38:28,063 INFO L242 CegarLoopResult]: At program point L887-4(lines 872 890) the Hoare annotation is: false [2019-12-07 10:38:28,063 INFO L242 CegarLoopResult]: At program point L887-5(lines 872 890) the Hoare annotation is: false [2019-12-07 10:38:28,064 INFO L242 CegarLoopResult]: At program point L623-2(lines 623 637) the Hoare annotation is: false [2019-12-07 10:38:28,064 INFO L246 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2019-12-07 10:38:28,064 INFO L246 CegarLoopResult]: For program point L591(lines 591 597) no Hoare annotation was computed. [2019-12-07 10:38:28,064 INFO L242 CegarLoopResult]: At program point L591-1(lines 721 727) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:38:28,064 INFO L242 CegarLoopResult]: At program point L823(lines 816 826) the Hoare annotation is: false [2019-12-07 10:38:28,064 INFO L242 CegarLoopResult]: At program point L823-1(lines 816 826) the Hoare annotation is: false [2019-12-07 10:38:28,064 INFO L246 CegarLoopResult]: For program point L757(lines 757 765) no Hoare annotation was computed. [2019-12-07 10:38:28,064 INFO L242 CegarLoopResult]: At program point L823-2(lines 816 826) the Hoare annotation is: false [2019-12-07 10:38:28,064 INFO L246 CegarLoopResult]: For program point L757-1(lines 757 765) no Hoare annotation was computed. [2019-12-07 10:38:28,064 INFO L246 CegarLoopResult]: For program point L757-2(lines 757 765) no Hoare annotation was computed. [2019-12-07 10:38:28,064 INFO L246 CegarLoopResult]: For program point L757-3(lines 757 765) no Hoare annotation was computed. [2019-12-07 10:38:28,064 INFO L246 CegarLoopResult]: For program point L757-4(lines 757 765) no Hoare annotation was computed. [2019-12-07 10:38:28,064 INFO L246 CegarLoopResult]: For program point L757-5(lines 757 765) no Hoare annotation was computed. [2019-12-07 10:38:28,064 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 10:38:28,064 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-12-07 10:38:28,065 INFO L246 CegarLoopResult]: For program point L627(lines 627 631) no Hoare annotation was computed. [2019-12-07 10:38:28,065 INFO L246 CegarLoopResult]: For program point L627-1(lines 721 727) no Hoare annotation was computed. [2019-12-07 10:38:28,065 INFO L242 CegarLoopResult]: At program point L728(lines 728 734) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:38:28,065 INFO L242 CegarLoopResult]: At program point L728-1(lines 728 734) the Hoare annotation is: false [2019-12-07 10:38:28,065 INFO L242 CegarLoopResult]: At program point L728-2(lines 728 734) the Hoare annotation is: false [2019-12-07 10:38:28,065 INFO L246 CegarLoopResult]: For program point L563(lines 563 569) no Hoare annotation was computed. [2019-12-07 10:38:28,065 INFO L242 CegarLoopResult]: At program point L563-1(lines 563 569) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:38:28,065 INFO L242 CegarLoopResult]: At program point L497(lines 492 500) the Hoare annotation is: false [2019-12-07 10:38:28,065 INFO L242 CegarLoopResult]: At program point L497-1(lines 492 500) the Hoare annotation is: false [2019-12-07 10:38:28,065 INFO L246 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-12-07 10:38:28,065 INFO L242 CegarLoopResult]: At program point L497-2(lines 492 500) the Hoare annotation is: false [2019-12-07 10:38:28,065 INFO L242 CegarLoopResult]: At program point L497-3(lines 492 500) the Hoare annotation is: false [2019-12-07 10:38:28,065 INFO L242 CegarLoopResult]: At program point L497-4(lines 492 500) the Hoare annotation is: false [2019-12-07 10:38:28,065 INFO L242 CegarLoopResult]: At program point L497-5(lines 492 500) the Hoare annotation is: false [2019-12-07 10:38:28,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 10:38:28 BoogieIcfgContainer [2019-12-07 10:38:28,080 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 10:38:28,081 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 10:38:28,081 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 10:38:28,081 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 10:38:28,081 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:38:25" (3/4) ... [2019-12-07 10:38:28,085 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 10:38:28,100 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 10:38:28,101 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 10:38:28,102 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 10:38:28,103 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 10:38:28,104 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 10:38:28,104 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 10:38:28,105 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 10:38:28,134 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 10:38:28,173 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_606741d7-42fb-46ae-9b95-fbd978fb7f34/bin/utaipan/witness.graphml [2019-12-07 10:38:28,173 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 10:38:28,174 INFO L168 Benchmark]: Toolchain (without parser) took 3785.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 218.6 MB). Free memory was 953.7 MB in the beginning and 1.2 GB in the end (delta: -220.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:38:28,174 INFO L168 Benchmark]: CDTParser took 0.18 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 10:38:28,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -173.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:38:28,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:38:28,175 INFO L168 Benchmark]: Boogie Preprocessor took 31.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-12-07 10:38:28,175 INFO L168 Benchmark]: RCFGBuilder took 552.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 11.5 GB. [2019-12-07 10:38:28,175 INFO L168 Benchmark]: TraceAbstraction took 2689.62 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 67.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -152.4 MB). Peak memory consumption was 218.0 MB. Max. memory is 11.5 GB. [2019-12-07 10:38:28,175 INFO L168 Benchmark]: Witness Printer took 92.18 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: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2019-12-07 10:38:28,177 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 370.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -173.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 552.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2689.62 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 67.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -152.4 MB). Peak memory consumption was 218.0 MB. Max. memory is 11.5 GB. * Witness Printer took 92.18 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: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 534]: 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: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 940]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Result: SAFE, OverallTime: 2.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 434 SDtfs, 569 SDslu, 476 SDs, 0 SdLazy, 69 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s 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=116occurred in iteration=4, 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, 178 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 134 HoareAnnotationTreeSize, 44 FomulaSimplifications, 4062 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 7084 SizeOfPredicates, 8 NumberOfNonLiveVariables, 908 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...