./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 15f9bfbb11bcf46fb604afe26b15207926ff78e9 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 15f9bfbb11bcf46fb604afe26b15207926ff78e9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:40:14,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:40:14,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:40:14,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:40:14,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:40:14,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:40:14,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:40:14,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:40:14,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:40:14,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:40:14,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:40:14,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:40:14,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:40:14,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:40:14,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:40:14,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:40:14,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:40:14,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:40:14,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:40:14,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:40:14,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:40:14,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:40:14,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:40:14,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:40:14,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:40:14,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:40:14,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:40:14,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:40:14,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:40:14,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:40:14,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:40:14,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:40:14,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:40:14,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:40:14,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:40:14,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:40:14,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:40:14,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:40:14,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:40:14,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:40:14,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:40:14,549 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-28 07:40:14,591 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:40:14,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:40:14,596 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:40:14,597 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:40:14,597 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:40:14,597 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:40:14,597 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:40:14,598 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:40:14,598 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:40:14,598 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:40:14,599 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:40:14,600 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:40:14,600 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:40:14,600 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:40:14,600 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:40:14,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:40:14,601 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:40:14,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:40:14,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:40:14,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:40:14,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:40:14,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:40:14,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:40:14,603 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:40:14,603 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:40:14,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:40:14,603 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:40:14,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:40:14,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:40:14,605 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:40:14,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:40:14,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:40:14,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:40:14,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:40:14,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:40:14,607 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:40:14,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:40:14,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:40:14,608 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:40:14,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:40:14,608 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15f9bfbb11bcf46fb604afe26b15207926ff78e9 [2020-11-28 07:40:14,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:40:14,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:40:14,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:40:14,896 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:40:14,897 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:40:14,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c [2020-11-28 07:40:14,975 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/data/bbd59eb00/5724e5bc7e3f449ebbb9332c2b73c515/FLAG95794d3c7 [2020-11-28 07:40:15,595 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:40:15,596 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c [2020-11-28 07:40:15,609 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/data/bbd59eb00/5724e5bc7e3f449ebbb9332c2b73c515/FLAG95794d3c7 [2020-11-28 07:40:15,887 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/data/bbd59eb00/5724e5bc7e3f449ebbb9332c2b73c515 [2020-11-28 07:40:15,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:40:15,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:40:15,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:15,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:40:15,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:40:15,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:15" (1/1) ... [2020-11-28 07:40:15,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79bd17ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:15, skipping insertion in model container [2020-11-28 07:40:15,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:15" (1/1) ... [2020-11-28 07:40:15,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:40:15,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:40:16,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:40:16,337 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-28 07:40:16,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48cf675f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:16, skipping insertion in model container [2020-11-28 07:40:16,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:16,338 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:40:16,348 INFO L168 Benchmark]: Toolchain (without parser) took 447.69 ms. Allocated memory is still 115.3 MB. Free memory was 84.0 MB in the beginning and 89.8 MB in the end (delta: -5.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:16,349 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 75.5 MB. Free memory is still 36.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:40:16,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 438.27 ms. Allocated memory is still 115.3 MB. Free memory was 84.0 MB in the beginning and 89.8 MB in the end (delta: -5.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:16,354 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 75.5 MB. Free memory is still 36.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 438.27 ms. Allocated memory is still 115.3 MB. Free memory was 84.0 MB in the beginning and 89.8 MB in the end (delta: -5.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 562]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:40:18,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:40:18,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:40:18,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:40:18,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:40:18,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:40:18,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:40:18,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:40:18,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:40:18,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:40:18,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:40:18,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:40:18,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:40:18,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:40:18,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:40:18,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:40:18,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:40:18,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:40:18,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:40:18,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:40:18,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:40:18,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:40:18,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:40:18,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:40:18,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:40:18,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:40:18,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:40:18,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:40:18,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:40:18,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:40:18,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:40:18,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:40:18,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:40:18,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:40:18,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:40:18,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:40:18,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:40:18,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:40:18,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:40:18,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:40:18,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:40:18,784 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-28 07:40:18,826 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:40:18,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:40:18,829 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:40:18,829 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:40:18,829 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:40:18,830 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:40:18,830 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:40:18,830 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:40:18,830 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:40:18,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:40:18,833 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:40:18,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:40:18,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:40:18,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:40:18,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:40:18,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:40:18,834 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:40:18,834 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:40:18,835 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:40:18,835 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:40:18,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:40:18,835 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:40:18,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:40:18,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:40:18,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:40:18,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:40:18,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:40:18,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:40:18,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:40:18,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:40:18,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:40:18,838 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:40:18,838 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:40:18,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:40:18,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:40:18,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:40:18,839 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15f9bfbb11bcf46fb604afe26b15207926ff78e9 [2020-11-28 07:40:19,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:40:19,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:40:19,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:40:19,305 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:40:19,308 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:40:19,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c [2020-11-28 07:40:19,392 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/data/499d75df8/909b27be3b06497f991fddc4d3d17884/FLAG0f7221351 [2020-11-28 07:40:20,022 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:40:20,023 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c [2020-11-28 07:40:20,034 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/data/499d75df8/909b27be3b06497f991fddc4d3d17884/FLAG0f7221351 [2020-11-28 07:40:20,325 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/data/499d75df8/909b27be3b06497f991fddc4d3d17884 [2020-11-28 07:40:20,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:40:20,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:40:20,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:20,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:40:20,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:40:20,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:20" (1/1) ... [2020-11-28 07:40:20,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c3db502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:20, skipping insertion in model container [2020-11-28 07:40:20,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:20" (1/1) ... [2020-11-28 07:40:20,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:40:20,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:40:20,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:40:20,786 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-28 07:40:20,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:40:20,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:40:20,905 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 07:40:20,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:40:21,043 INFO L208 MainTranslator]: Completed translation [2020-11-28 07:40:21,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21 WrapperNode [2020-11-28 07:40:21,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:21,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 07:40:21,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 07:40:21,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 07:40:21,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (1/1) ... [2020-11-28 07:40:21,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (1/1) ... [2020-11-28 07:40:21,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 07:40:21,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 07:40:21,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 07:40:21,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 07:40:21,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (1/1) ... [2020-11-28 07:40:21,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (1/1) ... [2020-11-28 07:40:21,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (1/1) ... [2020-11-28 07:40:21,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (1/1) ... [2020-11-28 07:40:21,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (1/1) ... [2020-11-28 07:40:21,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (1/1) ... [2020-11-28 07:40:21,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (1/1) ... [2020-11-28 07:40:21,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 07:40:21,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 07:40:21,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 07:40:21,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 07:40:21,169 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:40:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 07:40:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 07:40:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 07:40:21,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 07:40:23,667 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 07:40:23,667 INFO L298 CfgBuilder]: Removed 118 assume(true) statements. [2020-11-28 07:40:23,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:40:23 BoogieIcfgContainer [2020-11-28 07:40:23,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 07:40:23,670 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 07:40:23,670 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 07:40:23,674 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 07:40:23,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:40:20" (1/3) ... [2020-11-28 07:40:23,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@106dcf27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:40:23, skipping insertion in model container [2020-11-28 07:40:23,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:21" (2/3) ... [2020-11-28 07:40:23,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@106dcf27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:40:23, skipping insertion in model container [2020-11-28 07:40:23,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:40:23" (3/3) ... [2020-11-28 07:40:23,677 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product06.cil.c [2020-11-28 07:40:23,688 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 07:40:23,693 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 07:40:23,705 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 07:40:23,734 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 07:40:23,735 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 07:40:23,735 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 07:40:23,735 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 07:40:23,735 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 07:40:23,736 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 07:40:23,736 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 07:40:23,736 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 07:40:23,750 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states. [2020-11-28 07:40:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 07:40:23,757 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:23,758 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:40:23,758 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:23,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:23,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1769320608, now seen corresponding path program 1 times [2020-11-28 07:40:23,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:23,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2052719770] [2020-11-28 07:40:23,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-28 07:40:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:24,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-28 07:40:24,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:24,139 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:24,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:24,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2052719770] [2020-11-28 07:40:24,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:40:24,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-28 07:40:24,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030578655] [2020-11-28 07:40:24,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 07:40:24,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:24,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 07:40:24,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 07:40:24,174 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 2 states. [2020-11-28 07:40:24,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:24,218 INFO L93 Difference]: Finished difference Result 152 states and 223 transitions. [2020-11-28 07:40:24,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 07:40:24,220 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-28 07:40:24,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:24,232 INFO L225 Difference]: With dead ends: 152 [2020-11-28 07:40:24,233 INFO L226 Difference]: Without dead ends: 74 [2020-11-28 07:40:24,238 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 07:40:24,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2020-11-28 07:40:24,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2020-11-28 07:40:24,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-11-28 07:40:24,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 102 transitions. [2020-11-28 07:40:24,297 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 102 transitions. Word has length 19 [2020-11-28 07:40:24,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:24,298 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 102 transitions. [2020-11-28 07:40:24,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 07:40:24,298 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2020-11-28 07:40:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 07:40:24,300 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:24,300 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:40:24,520 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-28 07:40:24,521 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:24,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:24,521 INFO L82 PathProgramCache]: Analyzing trace with hash 952145535, now seen corresponding path program 1 times [2020-11-28 07:40:24,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:24,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1539530479] [2020-11-28 07:40:24,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-28 07:40:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:24,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 07:40:24,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:24,796 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:24,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:24,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1539530479] [2020-11-28 07:40:24,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:40:24,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-28 07:40:24,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098450574] [2020-11-28 07:40:24,813 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 07:40:24,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:24,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 07:40:24,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:40:24,815 INFO L87 Difference]: Start difference. First operand 74 states and 102 transitions. Second operand 4 states. [2020-11-28 07:40:24,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:24,835 INFO L93 Difference]: Finished difference Result 74 states and 102 transitions. [2020-11-28 07:40:24,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 07:40:24,837 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-11-28 07:40:24,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:24,839 INFO L225 Difference]: With dead ends: 74 [2020-11-28 07:40:24,840 INFO L226 Difference]: Without dead ends: 35 [2020-11-28 07:40:24,841 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:40:24,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-11-28 07:40:24,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-11-28 07:40:24,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-11-28 07:40:24,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2020-11-28 07:40:24,851 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 20 [2020-11-28 07:40:24,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:24,854 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2020-11-28 07:40:24,854 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 07:40:24,854 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-11-28 07:40:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 07:40:24,857 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:24,857 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:40:25,074 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-28 07:40:25,075 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:25,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:25,075 INFO L82 PathProgramCache]: Analyzing trace with hash -832663303, now seen corresponding path program 1 times [2020-11-28 07:40:25,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:25,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2051088737] [2020-11-28 07:40:25,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-28 07:40:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:25,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 07:40:25,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:25,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:25,356 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:25,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:25,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2051088737] [2020-11-28 07:40:25,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:40:25,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-28 07:40:25,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298554060] [2020-11-28 07:40:25,422 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 07:40:25,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:25,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 07:40:25,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:40:25,424 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 4 states. [2020-11-28 07:40:25,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:25,457 INFO L93 Difference]: Finished difference Result 63 states and 89 transitions. [2020-11-28 07:40:25,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 07:40:25,458 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-11-28 07:40:25,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:25,459 INFO L225 Difference]: With dead ends: 63 [2020-11-28 07:40:25,459 INFO L226 Difference]: Without dead ends: 35 [2020-11-28 07:40:25,459 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:40:25,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-11-28 07:40:25,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-11-28 07:40:25,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-11-28 07:40:25,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 47 transitions. [2020-11-28 07:40:25,465 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 47 transitions. Word has length 26 [2020-11-28 07:40:25,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:25,465 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 47 transitions. [2020-11-28 07:40:25,465 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 07:40:25,465 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2020-11-28 07:40:25,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 07:40:25,466 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:25,466 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:40:25,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-28 07:40:25,683 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:25,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:25,684 INFO L82 PathProgramCache]: Analyzing trace with hash -111070597, now seen corresponding path program 1 times [2020-11-28 07:40:25,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:25,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1615255523] [2020-11-28 07:40:25,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-28 07:40:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:25,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 07:40:25,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:25,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:25,981 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:25,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:25,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1615255523] [2020-11-28 07:40:25,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:40:25,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-28 07:40:25,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284324205] [2020-11-28 07:40:25,997 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 07:40:25,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:25,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 07:40:25,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 07:40:25,998 INFO L87 Difference]: Start difference. First operand 35 states and 47 transitions. Second operand 5 states. [2020-11-28 07:40:26,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:26,127 INFO L93 Difference]: Finished difference Result 85 states and 121 transitions. [2020-11-28 07:40:26,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 07:40:26,128 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-11-28 07:40:26,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:26,128 INFO L225 Difference]: With dead ends: 85 [2020-11-28 07:40:26,128 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 07:40:26,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 07:40:26,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 07:40:26,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 07:40:26,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 07:40:26,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 07:40:26,129 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2020-11-28 07:40:26,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:26,130 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 07:40:26,130 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 07:40:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 07:40:26,130 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 07:40:26,330 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-28 07:40:26,332 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 07:40:26,786 INFO L274 CegarLoopResult]: For program point L217(lines 217 221) no Hoare annotation was computed. [2020-11-28 07:40:26,786 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 07:40:26,787 INFO L270 CegarLoopResult]: At program point L217-2(lines 217 221) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,787 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 07:40:26,787 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 07:40:26,787 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 07:40:26,787 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 07:40:26,787 INFO L274 CegarLoopResult]: For program point L284(lines 284 301) no Hoare annotation was computed. [2020-11-28 07:40:26,788 INFO L274 CegarLoopResult]: For program point L284-1(lines 284 301) no Hoare annotation was computed. [2020-11-28 07:40:26,788 INFO L274 CegarLoopResult]: For program point L284-2(lines 284 301) no Hoare annotation was computed. [2020-11-28 07:40:26,788 INFO L274 CegarLoopResult]: For program point L516(lines 516 526) no Hoare annotation was computed. [2020-11-28 07:40:26,788 INFO L274 CegarLoopResult]: For program point L516-2(lines 516 526) no Hoare annotation was computed. [2020-11-28 07:40:26,788 INFO L274 CegarLoopResult]: For program point L516-4(lines 516 526) no Hoare annotation was computed. [2020-11-28 07:40:26,788 INFO L270 CegarLoopResult]: At program point L252(lines 248 270) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,788 INFO L270 CegarLoopResult]: At program point L252-1(lines 248 270) the Hoare annotation is: false [2020-11-28 07:40:26,788 INFO L270 CegarLoopResult]: At program point L252-2(lines 248 270) the Hoare annotation is: false [2020-11-28 07:40:26,789 INFO L270 CegarLoopResult]: At program point L153(lines 1 907) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,789 INFO L274 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2020-11-28 07:40:26,789 INFO L274 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2020-11-28 07:40:26,789 INFO L274 CegarLoopResult]: For program point L401(lines 401 405) no Hoare annotation was computed. [2020-11-28 07:40:26,789 INFO L274 CegarLoopResult]: For program point L401-1(lines 401 405) no Hoare annotation was computed. [2020-11-28 07:40:26,789 INFO L274 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2020-11-28 07:40:26,789 INFO L274 CegarLoopResult]: For program point L517(lines 517 523) no Hoare annotation was computed. [2020-11-28 07:40:26,789 INFO L274 CegarLoopResult]: For program point L517-2(lines 517 523) no Hoare annotation was computed. [2020-11-28 07:40:26,789 INFO L274 CegarLoopResult]: For program point L517-4(lines 517 523) no Hoare annotation was computed. [2020-11-28 07:40:26,789 INFO L270 CegarLoopResult]: At program point L501(lines 252 258) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,790 INFO L270 CegarLoopResult]: At program point L501-1(lines 252 258) the Hoare annotation is: false [2020-11-28 07:40:26,790 INFO L270 CegarLoopResult]: At program point L501-2(lines 252 258) the Hoare annotation is: false [2020-11-28 07:40:26,790 INFO L270 CegarLoopResult]: At program point L337(lines 332 340) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,790 INFO L270 CegarLoopResult]: At program point L337-1(lines 332 340) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,790 INFO L270 CegarLoopResult]: At program point L337-2(lines 332 340) the Hoare annotation is: false [2020-11-28 07:40:26,790 INFO L270 CegarLoopResult]: At program point L337-3(lines 332 340) the Hoare annotation is: false [2020-11-28 07:40:26,790 INFO L270 CegarLoopResult]: At program point L337-4(lines 332 340) the Hoare annotation is: false [2020-11-28 07:40:26,790 INFO L270 CegarLoopResult]: At program point L337-5(lines 332 340) the Hoare annotation is: false [2020-11-28 07:40:26,790 INFO L274 CegarLoopResult]: For program point L288(lines 288 296) no Hoare annotation was computed. [2020-11-28 07:40:26,791 INFO L274 CegarLoopResult]: For program point L288-1(lines 288 296) no Hoare annotation was computed. [2020-11-28 07:40:26,791 INFO L274 CegarLoopResult]: For program point L288-2(lines 288 296) no Hoare annotation was computed. [2020-11-28 07:40:26,791 INFO L274 CegarLoopResult]: For program point L189(lines 189 195) no Hoare annotation was computed. [2020-11-28 07:40:26,791 INFO L270 CegarLoopResult]: At program point L189-1(lines 189 195) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,791 INFO L270 CegarLoopResult]: At program point L123(lines 118 126) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,791 INFO L270 CegarLoopResult]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2020-11-28 07:40:26,794 INFO L270 CegarLoopResult]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2020-11-28 07:40:26,795 INFO L274 CegarLoopResult]: For program point L470(lines 470 477) no Hoare annotation was computed. [2020-11-28 07:40:26,795 INFO L277 CegarLoopResult]: At program point L470-1(lines 470 477) the Hoare annotation is: true [2020-11-28 07:40:26,795 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 07:40:26,795 INFO L270 CegarLoopResult]: At program point L91(lines 86 94) the Hoare annotation is: false [2020-11-28 07:40:26,795 INFO L270 CegarLoopResult]: At program point L91-1(lines 86 94) the Hoare annotation is: false [2020-11-28 07:40:26,795 INFO L270 CegarLoopResult]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2020-11-28 07:40:26,796 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 07:40:26,796 INFO L274 CegarLoopResult]: For program point L209(lines 209 222) no Hoare annotation was computed. [2020-11-28 07:40:26,796 INFO L270 CegarLoopResult]: At program point L259(lines 259 265) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,796 INFO L270 CegarLoopResult]: At program point L259-1(lines 259 265) the Hoare annotation is: false [2020-11-28 07:40:26,797 INFO L270 CegarLoopResult]: At program point L259-2(lines 259 265) the Hoare annotation is: false [2020-11-28 07:40:26,797 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 07:40:26,797 INFO L274 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2020-11-28 07:40:26,797 INFO L270 CegarLoopResult]: At program point L491(lines 486 493) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,802 INFO L274 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2020-11-28 07:40:26,803 INFO L274 CegarLoopResult]: For program point L904-1(line 904) no Hoare annotation was computed. [2020-11-28 07:40:26,803 INFO L274 CegarLoopResult]: For program point L904-2(line 904) no Hoare annotation was computed. [2020-11-28 07:40:26,803 INFO L270 CegarLoopResult]: At program point L227(lines 178 228) the Hoare annotation is: false [2020-11-28 07:40:26,804 INFO L270 CegarLoopResult]: At program point L161(lines 156 164) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,804 INFO L270 CegarLoopResult]: At program point L328(lines 321 331) the Hoare annotation is: false [2020-11-28 07:40:26,804 INFO L270 CegarLoopResult]: At program point L328-1(lines 321 331) the Hoare annotation is: false [2020-11-28 07:40:26,804 INFO L270 CegarLoopResult]: At program point L328-2(lines 321 331) the Hoare annotation is: false [2020-11-28 07:40:26,804 INFO L274 CegarLoopResult]: For program point L180(lines 179 226) no Hoare annotation was computed. [2020-11-28 07:40:26,804 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 07:40:26,805 INFO L270 CegarLoopResult]: At program point L445(lines 441 447) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,806 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 07:40:26,806 INFO L274 CegarLoopResult]: For program point L181(lines 181 185) no Hoare annotation was computed. [2020-11-28 07:40:26,807 INFO L274 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-11-28 07:40:26,807 INFO L274 CegarLoopResult]: For program point L512(lines 512 529) no Hoare annotation was computed. [2020-11-28 07:40:26,807 INFO L270 CegarLoopResult]: At program point L512-1(lines 1 907) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,807 INFO L277 CegarLoopResult]: At program point L479(lines 460 482) the Hoare annotation is: true [2020-11-28 07:40:26,807 INFO L274 CegarLoopResult]: For program point L512-2(lines 512 529) no Hoare annotation was computed. [2020-11-28 07:40:26,808 INFO L270 CegarLoopResult]: At program point L512-3(lines 1 907) the Hoare annotation is: false [2020-11-28 07:40:26,808 INFO L274 CegarLoopResult]: For program point L512-4(lines 512 529) no Hoare annotation was computed. [2020-11-28 07:40:26,808 INFO L270 CegarLoopResult]: At program point L512-5(lines 1 907) the Hoare annotation is: false [2020-11-28 07:40:26,808 INFO L270 CegarLoopResult]: At program point L397-2(lines 397 411) the Hoare annotation is: false [2020-11-28 07:40:26,809 INFO L274 CegarLoopResult]: For program point L199(lines 199 205) no Hoare annotation was computed. [2020-11-28 07:40:26,809 INFO L270 CegarLoopResult]: At program point L199-1(lines 199 205) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:26,809 INFO L274 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-11-28 07:40:26,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 07:40:26 BoogieIcfgContainer [2020-11-28 07:40:26,840 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 07:40:26,841 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 07:40:26,841 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 07:40:26,841 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 07:40:26,842 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:40:23" (3/4) ... [2020-11-28 07:40:26,845 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 07:40:26,867 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 07:40:26,868 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 07:40:26,868 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 07:40:26,869 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 07:40:26,870 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 07:40:26,870 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 07:40:26,871 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 07:40:26,899 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-28 07:40:26,900 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-28 07:40:26,901 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-28 07:40:26,901 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-28 07:40:26,902 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-28 07:40:26,903 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-28 07:40:26,977 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_55427668-f1d4-4081-86c5-f042980b2a53/bin/utaipan/witness.graphml [2020-11-28 07:40:26,978 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 07:40:26,979 INFO L168 Benchmark]: Toolchain (without parser) took 6647.92 ms. Allocated memory was 52.4 MB in the beginning and 75.5 MB in the end (delta: 23.1 MB). Free memory was 28.2 MB in the beginning and 38.7 MB in the end (delta: -10.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:26,980 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 52.4 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:40:26,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.96 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.0 MB in the beginning and 44.0 MB in the end (delta: -16.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:26,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.77 ms. Allocated memory is still 62.9 MB. Free memory was 44.0 MB in the beginning and 41.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:26,982 INFO L168 Benchmark]: Boogie Preprocessor took 36.38 ms. Allocated memory is still 62.9 MB. Free memory was 41.0 MB in the beginning and 38.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:26,982 INFO L168 Benchmark]: RCFGBuilder took 2500.81 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 38.6 MB in the beginning and 47.1 MB in the end (delta: -8.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:26,982 INFO L168 Benchmark]: TraceAbstraction took 3170.15 ms. Allocated memory is still 75.5 MB. Free memory was 46.6 MB in the beginning and 45.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:26,983 INFO L168 Benchmark]: Witness Printer took 136.76 ms. Allocated memory is still 75.5 MB. Free memory was 45.6 MB in the beginning and 38.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:26,987 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 52.4 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 712.96 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.0 MB in the beginning and 44.0 MB in the end (delta: -16.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.77 ms. Allocated memory is still 62.9 MB. Free memory was 44.0 MB in the beginning and 41.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.38 ms. Allocated memory is still 62.9 MB. Free memory was 41.0 MB in the beginning and 38.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2500.81 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 38.6 MB in the beginning and 47.1 MB in the end (delta: -8.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3170.15 ms. Allocated memory is still 75.5 MB. Free memory was 46.6 MB in the beginning and 45.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 16.1 GB. * Witness Printer took 136.76 ms. Allocated memory is still 75.5 MB. Free memory was 45.6 MB in the beginning and 38.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 81 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 264 SDtfs, 198 SDslu, 74 SDs, 0 SdLazy, 22 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=81occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 38 LocationsWithAnnotation, 38 PreInvPairs, 62 NumberOfFragments, 198 HoareAnnotationTreeSize, 38 FomulaSimplifications, 212 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 38 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 5552 SizeOfPredicates, 5 NumberOfNonLiveVariables, 798 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...