./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product17.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_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/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 378658c69b6f2d1e1a968cdc968a143bcf4b9c50 ...................................................................................................................................... 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_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/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 378658c69b6f2d1e1a968cdc968a143bcf4b9c50 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 19:18:58,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:18:58,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:18:58,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:18:58,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:18:58,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:18:58,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:18:58,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:18:58,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:18:58,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:18:58,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:18:58,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:18:58,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:18:58,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:18:58,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:18:58,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:18:58,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:18:58,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:18:58,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:18:58,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:18:58,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:18:58,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:18:58,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:18:58,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:18:58,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:18:58,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:18:58,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:18:58,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:18:58,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:18:58,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:18:58,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:18:58,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:18:58,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:18:58,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:18:58,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:18:58,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:18:58,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:18:58,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:18:58,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:18:58,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:18:58,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:18:58,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 19:18:58,452 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:18:58,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:18:58,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:18:58,453 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:18:58,453 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:18:58,453 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:18:58,454 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:18:58,454 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:18:58,454 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:18:58,454 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:18:58,454 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:18:58,454 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:18:58,454 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:18:58,454 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:18:58,455 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:18:58,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:18:58,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:18:58,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:18:58,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:18:58,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:18:58,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:18:58,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:18:58,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:18:58,456 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:18:58,456 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:18:58,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:18:58,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:18:58,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:18:58,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:18:58,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:18:58,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:18:58,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:18:58,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:18:58,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:18:58,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:18:58,457 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:18:58,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:18:58,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:18:58,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:18:58,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:18:58,458 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_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/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 -> 378658c69b6f2d1e1a968cdc968a143bcf4b9c50 [2019-12-07 19:18:58,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:18:58,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:18:58,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:18:58,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:18:58,571 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:18:58,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c [2019-12-07 19:18:58,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/data/0562b78cb/7647c0cdcb804d8e86eb00abe9065404/FLAGc7c299a38 [2019-12-07 19:18:59,055 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:18:59,056 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c [2019-12-07 19:18:59,065 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/data/0562b78cb/7647c0cdcb804d8e86eb00abe9065404/FLAGc7c299a38 [2019-12-07 19:18:59,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/data/0562b78cb/7647c0cdcb804d8e86eb00abe9065404 [2019-12-07 19:18:59,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:18:59,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:18:59,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:18:59,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:18:59,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:18:59,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:18:59" (1/1) ... [2019-12-07 19:18:59,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ea2e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:18:59, skipping insertion in model container [2019-12-07 19:18:59,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:18:59" (1/1) ... [2019-12-07 19:18:59,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:18:59,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:18:59,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:18:59,372 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-12-07 19:18:59,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7553fc35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:18:59, skipping insertion in model container [2019-12-07 19:18:59,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:18:59,373 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:18:59,376 INFO L168 Benchmark]: Toolchain (without parser) took 297.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-07 19:18:59,376 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 19:18:59,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-07 19:18:59,378 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 296.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 557]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 19:19:00,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:19:00,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:19:00,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:19:00,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:19:00,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:19:00,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:19:00,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:19:00,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:19:00,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:19:00,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:19:00,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:19:00,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:19:00,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:19:00,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:19:00,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:19:00,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:19:00,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:19:00,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:19:00,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:19:00,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:19:00,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:19:00,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:19:00,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:19:00,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:19:00,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:19:00,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:19:00,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:19:00,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:19:00,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:19:00,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:19:00,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:19:00,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:19:00,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:19:00,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:19:00,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:19:00,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:19:00,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:19:00,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:19:00,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:19:00,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:19:00,537 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 19:19:00,548 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:19:00,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:19:00,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:19:00,548 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:19:00,549 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:19:00,549 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:19:00,549 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:19:00,549 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:19:00,549 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:19:00,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:19:00,550 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:19:00,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:19:00,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:19:00,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:19:00,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:19:00,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:19:00,551 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:19:00,551 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:19:00,551 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:19:00,551 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:19:00,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:19:00,551 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:19:00,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:19:00,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:19:00,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:19:00,552 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:19:00,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:19:00,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:19:00,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:19:00,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:19:00,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:19:00,552 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:19:00,553 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:19:00,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:19:00,553 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:19:00,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:19:00,553 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_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/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 -> 378658c69b6f2d1e1a968cdc968a143bcf4b9c50 [2019-12-07 19:19:00,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:19:00,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:19:00,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:19:00,730 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:19:00,730 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:19:00,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c [2019-12-07 19:19:00,771 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/data/c856a0669/ae0044c776004d3da1126dc3dd7f8345/FLAG528a0459c [2019-12-07 19:19:01,133 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:19:01,134 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c [2019-12-07 19:19:01,143 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/data/c856a0669/ae0044c776004d3da1126dc3dd7f8345/FLAG528a0459c [2019-12-07 19:19:01,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/data/c856a0669/ae0044c776004d3da1126dc3dd7f8345 [2019-12-07 19:19:01,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:19:01,154 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:19:01,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:19:01,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:19:01,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:19:01,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01, skipping insertion in model container [2019-12-07 19:19:01,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:19:01,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:19:01,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:19:01,418 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 19:19:01,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:19:01,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:19:01,465 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 19:19:01,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:19:01,525 INFO L208 MainTranslator]: Completed translation [2019-12-07 19:19:01,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01 WrapperNode [2019-12-07 19:19:01,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:19:01,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 19:19:01,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 19:19:01,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 19:19:01,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 19:19:01,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 19:19:01,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 19:19:01,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 19:19:01,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (1/1) ... [2019-12-07 19:19:01,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 19:19:01,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 19:19:01,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 19:19:01,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 19:19:01,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:19:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 19:19:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 19:19:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 19:19:01,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:19:02,097 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:19:02,097 INFO L287 CfgBuilder]: Removed 96 assume(true) statements. [2019-12-07 19:19:02,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:19:02 BoogieIcfgContainer [2019-12-07 19:19:02,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:19:02,099 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:19:02,099 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:19:02,101 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:19:02,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 07:19:01" (1/3) ... [2019-12-07 19:19:02,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2894e11b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:19:02, skipping insertion in model container [2019-12-07 19:19:02,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:01" (2/3) ... [2019-12-07 19:19:02,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2894e11b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:19:02, skipping insertion in model container [2019-12-07 19:19:02,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:19:02" (3/3) ... [2019-12-07 19:19:02,103 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product17.cil.c [2019-12-07 19:19:02,110 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:19:02,116 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 19:19:02,123 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 19:19:02,140 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:19:02,140 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:19:02,140 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:19:02,140 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:19:02,140 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:19:02,140 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:19:02,140 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:19:02,140 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:19:02,151 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-12-07 19:19:02,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 19:19:02,156 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:19:02,156 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:19:02,156 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:19:02,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:19:02,160 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2019-12-07 19:19:02,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:19:02,169 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [252815247] [2019-12-07 19:19:02,169 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 19:19:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:19:02,292 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 19:19:02,295 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:19:02,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:02,305 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:19:02,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:02,309 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [252815247] [2019-12-07 19:19:02,310 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:19:02,310 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 19:19:02,311 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386029946] [2019-12-07 19:19:02,314 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 19:19:02,314 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:19:02,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 19:19:02,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:19:02,324 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-12-07 19:19:02,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:19:02,342 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2019-12-07 19:19:02,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 19:19:02,343 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 19:19:02,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:19:02,351 INFO L225 Difference]: With dead ends: 144 [2019-12-07 19:19:02,351 INFO L226 Difference]: Without dead ends: 71 [2019-12-07 19:19:02,353 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:19:02,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-12-07 19:19:02,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-12-07 19:19:02,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-12-07 19:19:02,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2019-12-07 19:19:02,381 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2019-12-07 19:19:02,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:19:02,381 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2019-12-07 19:19:02,381 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 19:19:02,381 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2019-12-07 19:19:02,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 19:19:02,382 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:19:02,382 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:19:02,583 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 19:19:02,584 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:19:02,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:19:02,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2019-12-07 19:19:02,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:19:02,586 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [634128206] [2019-12-07 19:19:02,587 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 19:19:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:19:02,757 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:19:02,759 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:19:02,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:02,773 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:19:02,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:02,780 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [634128206] [2019-12-07 19:19:02,780 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:19:02,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:19:02,780 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125630955] [2019-12-07 19:19:02,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:19:02,782 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:19:02,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:19:02,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:19:02,782 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 4 states. [2019-12-07 19:19:02,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:19:02,791 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2019-12-07 19:19:02,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:19:02,792 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 19:19:02,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:19:02,792 INFO L225 Difference]: With dead ends: 71 [2019-12-07 19:19:02,792 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 19:19:02,793 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:19:02,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 19:19:02,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 19:19:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 19:19:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-12-07 19:19:02,797 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-12-07 19:19:02,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:19:02,797 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-12-07 19:19:02,797 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:19:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-12-07 19:19:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 19:19:02,798 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:19:02,798 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:19:02,998 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 19:19:02,999 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:19:03,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:19:03,000 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2019-12-07 19:19:03,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:19:03,002 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [340250803] [2019-12-07 19:19:03,003 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 19:19:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:19:03,148 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:19:03,149 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:19:03,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:03,157 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:19:03,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:03,164 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [340250803] [2019-12-07 19:19:03,164 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:19:03,164 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 19:19:03,164 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926225606] [2019-12-07 19:19:03,165 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:19:03,165 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:19:03,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:19:03,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:19:03,165 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 4 states. [2019-12-07 19:19:03,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:19:03,171 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2019-12-07 19:19:03,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:19:03,172 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 19:19:03,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:19:03,172 INFO L225 Difference]: With dead ends: 60 [2019-12-07 19:19:03,172 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 19:19:03,173 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:19:03,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 19:19:03,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 19:19:03,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 19:19:03,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-12-07 19:19:03,177 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2019-12-07 19:19:03,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:19:03,177 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-12-07 19:19:03,177 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:19:03,177 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-12-07 19:19:03,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 19:19:03,178 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:19:03,178 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:19:03,378 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 19:19:03,379 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:19:03,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:19:03,379 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2019-12-07 19:19:03,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:19:03,379 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [628527729] [2019-12-07 19:19:03,380 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 19:19:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:19:03,480 INFO L264 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:19:03,482 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:19:03,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:03,498 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:19:03,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:03,525 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [628527729] [2019-12-07 19:19:03,525 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:19:03,525 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2019-12-07 19:19:03,525 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859366979] [2019-12-07 19:19:03,525 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 19:19:03,526 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:19:03,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 19:19:03,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 19:19:03,526 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 8 states. [2019-12-07 19:19:03,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:19:03,714 INFO L93 Difference]: Finished difference Result 220 states and 329 transitions. [2019-12-07 19:19:03,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 19:19:03,714 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2019-12-07 19:19:03,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:19:03,716 INFO L225 Difference]: With dead ends: 220 [2019-12-07 19:19:03,716 INFO L226 Difference]: Without dead ends: 193 [2019-12-07 19:19:03,717 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2019-12-07 19:19:03,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2019-12-07 19:19:03,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 78. [2019-12-07 19:19:03,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-12-07 19:19:03,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 109 transitions. [2019-12-07 19:19:03,728 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 109 transitions. Word has length 23 [2019-12-07 19:19:03,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:19:03,728 INFO L462 AbstractCegarLoop]: Abstraction has 78 states and 109 transitions. [2019-12-07 19:19:03,728 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 19:19:03,728 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2019-12-07 19:19:03,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 19:19:03,729 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:19:03,729 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:19:03,930 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 19:19:03,930 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:19:03,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:19:03,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1283837447, now seen corresponding path program 1 times [2019-12-07 19:19:03,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:19:03,933 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [523769393] [2019-12-07 19:19:03,933 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 19:19:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:19:04,075 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:19:04,076 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:19:04,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:04,081 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:19:04,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:04,083 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [523769393] [2019-12-07 19:19:04,083 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:19:04,083 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 19:19:04,083 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906819486] [2019-12-07 19:19:04,084 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 19:19:04,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:19:04,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:19:04,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:19:04,084 INFO L87 Difference]: Start difference. First operand 78 states and 109 transitions. Second operand 3 states. [2019-12-07 19:19:04,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:19:04,254 INFO L93 Difference]: Finished difference Result 202 states and 286 transitions. [2019-12-07 19:19:04,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:19:04,254 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-12-07 19:19:04,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:19:04,255 INFO L225 Difference]: With dead ends: 202 [2019-12-07 19:19:04,255 INFO L226 Difference]: Without dead ends: 130 [2019-12-07 19:19:04,256 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:19:04,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2019-12-07 19:19:04,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 128. [2019-12-07 19:19:04,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-12-07 19:19:04,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 177 transitions. [2019-12-07 19:19:04,268 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 177 transitions. Word has length 24 [2019-12-07 19:19:04,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:19:04,268 INFO L462 AbstractCegarLoop]: Abstraction has 128 states and 177 transitions. [2019-12-07 19:19:04,268 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 19:19:04,268 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2019-12-07 19:19:04,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-07 19:19:04,270 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:19:04,270 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:19:04,470 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 19:19:04,471 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:19:04,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:19:04,472 INFO L82 PathProgramCache]: Analyzing trace with hash 234285946, now seen corresponding path program 1 times [2019-12-07 19:19:04,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:19:04,474 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [986952036] [2019-12-07 19:19:04,475 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 19:19:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:19:04,577 INFO L264 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:19:04,579 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:19:04,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:04,584 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:19:04,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:04,587 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [986952036] [2019-12-07 19:19:04,587 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:19:04,587 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 19:19:04,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54624485] [2019-12-07 19:19:04,588 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 19:19:04,588 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:19:04,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:19:04,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:19:04,588 INFO L87 Difference]: Start difference. First operand 128 states and 177 transitions. Second operand 3 states. [2019-12-07 19:19:04,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:19:04,598 INFO L93 Difference]: Finished difference Result 182 states and 254 transitions. [2019-12-07 19:19:04,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:19:04,599 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-12-07 19:19:04,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:19:04,600 INFO L225 Difference]: With dead ends: 182 [2019-12-07 19:19:04,600 INFO L226 Difference]: Without dead ends: 60 [2019-12-07 19:19:04,601 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:19:04,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-12-07 19:19:04,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2019-12-07 19:19:04,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-12-07 19:19:04,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 77 transitions. [2019-12-07 19:19:04,609 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 77 transitions. Word has length 29 [2019-12-07 19:19:04,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:19:04,609 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 77 transitions. [2019-12-07 19:19:04,609 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 19:19:04,609 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2019-12-07 19:19:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-07 19:19:04,611 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:19:04,611 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:19:04,811 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 19:19:04,812 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:19:04,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:19:04,813 INFO L82 PathProgramCache]: Analyzing trace with hash -994505597, now seen corresponding path program 1 times [2019-12-07 19:19:04,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:19:04,815 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1218429169] [2019-12-07 19:19:04,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 19:19:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:19:04,952 INFO L264 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 19:19:04,954 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:19:04,965 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:04,965 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:19:04,984 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:19:04,985 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1218429169] [2019-12-07 19:19:04,985 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [669494934] [2019-12-07 19:19:04,985 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:19:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:19:05,075 INFO L264 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:19:05,076 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:19:05,098 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-07 19:19:05,098 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:19:05,100 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-07 19:19:05,100 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 19:19:05,101 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2019-12-07 19:19:05,101 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985120475] [2019-12-07 19:19:05,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:19:05,101 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:19:05,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:19:05,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:19:05,102 INFO L87 Difference]: Start difference. First operand 60 states and 77 transitions. Second operand 5 states. [2019-12-07 19:19:05,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:19:05,166 INFO L93 Difference]: Finished difference Result 118 states and 157 transitions. [2019-12-07 19:19:05,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 19:19:05,166 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 39 [2019-12-07 19:19:05,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:19:05,167 INFO L225 Difference]: With dead ends: 118 [2019-12-07 19:19:05,167 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 19:19:05,167 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2019-12-07 19:19:05,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 19:19:05,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 19:19:05,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 19:19:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 19:19:05,168 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2019-12-07 19:19:05,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:19:05,168 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:19:05,168 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:19:05,168 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 19:19:05,168 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 19:19:05,569 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt --rewrite-divk,8 mathsat -unsat_core_generation=3 [2019-12-07 19:19:05,576 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 19:19:05,881 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2019-12-07 19:19:05,881 INFO L246 CegarLoopResult]: For program point L85(lines 85 89) no Hoare annotation was computed. [2019-12-07 19:19:05,881 INFO L246 CegarLoopResult]: For program point L85-1(lines 295 301) no Hoare annotation was computed. [2019-12-07 19:19:05,882 INFO L249 CegarLoopResult]: At program point L168(lines 149 171) the Hoare annotation is: true [2019-12-07 19:19:05,882 INFO L242 CegarLoopResult]: At program point L515(lines 510 518) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:19:05,882 INFO L242 CegarLoopResult]: At program point L515-1(lines 510 518) the Hoare annotation is: false [2019-12-07 19:19:05,882 INFO L242 CegarLoopResult]: At program point L515-2(lines 510 518) the Hoare annotation is: false [2019-12-07 19:19:05,882 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 19:19:05,882 INFO L242 CegarLoopResult]: At program point L302(lines 302 308) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:19:05,882 INFO L242 CegarLoopResult]: At program point L302-1(lines 302 308) the Hoare annotation is: false [2019-12-07 19:19:05,882 INFO L242 CegarLoopResult]: At program point L302-2(lines 302 308) the Hoare annotation is: false [2019-12-07 19:19:05,882 INFO L246 CegarLoopResult]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-12-07 19:19:05,882 INFO L246 CegarLoopResult]: For program point L55-2(lines 55 61) no Hoare annotation was computed. [2019-12-07 19:19:05,883 INFO L242 CegarLoopResult]: At program point L435(lines 420 438) the Hoare annotation is: false [2019-12-07 19:19:05,883 INFO L246 CegarLoopResult]: For program point L55-4(lines 55 61) no Hoare annotation was computed. [2019-12-07 19:19:05,883 INFO L242 CegarLoopResult]: At program point L435-1(lines 420 438) the Hoare annotation is: false [2019-12-07 19:19:05,883 INFO L242 CegarLoopResult]: At program point L435-2(lines 420 438) the Hoare annotation is: false [2019-12-07 19:19:05,883 INFO L246 CegarLoopResult]: For program point L237(lines 237 243) no Hoare annotation was computed. [2019-12-07 19:19:05,883 INFO L242 CegarLoopResult]: At program point L204(lines 1 893) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:19:05,883 INFO L242 CegarLoopResult]: At program point L237-1(lines 237 243) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:19:05,883 INFO L246 CegarLoopResult]: For program point L470(lines 470 474) no Hoare annotation was computed. [2019-12-07 19:19:05,883 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 19:19:05,884 INFO L242 CegarLoopResult]: At program point L273(lines 226 274) the Hoare annotation is: false [2019-12-07 19:19:05,884 INFO L246 CegarLoopResult]: For program point L257(lines 257 268) no Hoare annotation was computed. [2019-12-07 19:19:05,884 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2019-12-07 19:19:05,884 INFO L246 CegarLoopResult]: For program point L159(lines 159 166) no Hoare annotation was computed. [2019-12-07 19:19:05,884 INFO L249 CegarLoopResult]: At program point L159-1(lines 159 166) the Hoare annotation is: true [2019-12-07 19:19:05,884 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 19:19:05,884 INFO L246 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2019-12-07 19:19:05,884 INFO L246 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2019-12-07 19:19:05,884 INFO L246 CegarLoopResult]: For program point L177-2(line 177) no Hoare annotation was computed. [2019-12-07 19:19:05,884 INFO L242 CegarLoopResult]: At program point L524(lines 519 527) the Hoare annotation is: false [2019-12-07 19:19:05,884 INFO L242 CegarLoopResult]: At program point L524-1(lines 519 527) the Hoare annotation is: false [2019-12-07 19:19:05,884 INFO L246 CegarLoopResult]: For program point L458(lines 458 462) no Hoare annotation was computed. [2019-12-07 19:19:05,885 INFO L242 CegarLoopResult]: At program point L524-2(lines 519 527) the Hoare annotation is: false [2019-12-07 19:19:05,885 INFO L246 CegarLoopResult]: For program point L327(lines 327 344) no Hoare annotation was computed. [2019-12-07 19:19:05,885 INFO L246 CegarLoopResult]: For program point L327-1(lines 327 344) no Hoare annotation was computed. [2019-12-07 19:19:05,885 INFO L246 CegarLoopResult]: For program point L327-2(lines 327 344) no Hoare annotation was computed. [2019-12-07 19:19:05,885 INFO L246 CegarLoopResult]: For program point L228(lines 227 272) no Hoare annotation was computed. [2019-12-07 19:19:05,885 INFO L242 CegarLoopResult]: At program point L212(lines 207 215) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:19:05,885 INFO L242 CegarLoopResult]: At program point L295(lines 294 313) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:19:05,885 INFO L246 CegarLoopResult]: For program point L295-1(lines 295 301) no Hoare annotation was computed. [2019-12-07 19:19:05,885 INFO L246 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2019-12-07 19:19:05,885 INFO L242 CegarLoopResult]: At program point L295-2(lines 294 313) the Hoare annotation is: false [2019-12-07 19:19:05,885 INFO L242 CegarLoopResult]: At program point L295-3(lines 294 313) the Hoare annotation is: false [2019-12-07 19:19:05,885 INFO L242 CegarLoopResult]: At program point L81-2(lines 81 95) the Hoare annotation is: false [2019-12-07 19:19:05,885 INFO L246 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2019-12-07 19:19:05,885 INFO L246 CegarLoopResult]: For program point L263-2(lines 295 301) no Hoare annotation was computed. [2019-12-07 19:19:05,885 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L246 CegarLoopResult]: For program point L247(lines 247 253) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L242 CegarLoopResult]: At program point L247-1(lines 247 253) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:19:05,886 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L246 CegarLoopResult]: For program point L429(lines 429 433) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L246 CegarLoopResult]: For program point L429-2(lines 429 433) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L246 CegarLoopResult]: For program point L429-3(lines 429 433) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L246 CegarLoopResult]: For program point L429-5(lines 429 433) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L246 CegarLoopResult]: For program point L429-6(lines 429 433) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L246 CegarLoopResult]: For program point L429-8(lines 429 433) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L242 CegarLoopResult]: At program point L132(lines 128 134) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:19:05,886 INFO L246 CegarLoopResult]: For program point L446(lines 446 450) no Hoare annotation was computed. [2019-12-07 19:19:05,886 INFO L242 CegarLoopResult]: At program point L380(lines 375 383) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:19:05,887 INFO L246 CegarLoopResult]: For program point L446-3(lines 446 450) no Hoare annotation was computed. [2019-12-07 19:19:05,887 INFO L242 CegarLoopResult]: At program point L380-1(lines 375 383) the Hoare annotation is: false [2019-12-07 19:19:05,887 INFO L242 CegarLoopResult]: At program point L380-2(lines 375 383) the Hoare annotation is: false [2019-12-07 19:19:05,887 INFO L246 CegarLoopResult]: For program point L446-6(lines 446 450) no Hoare annotation was computed. [2019-12-07 19:19:05,887 INFO L246 CegarLoopResult]: For program point L331(lines 331 339) no Hoare annotation was computed. [2019-12-07 19:19:05,887 INFO L246 CegarLoopResult]: For program point L331-1(lines 331 339) no Hoare annotation was computed. [2019-12-07 19:19:05,887 INFO L246 CegarLoopResult]: For program point L331-2(lines 331 339) no Hoare annotation was computed. [2019-12-07 19:19:05,887 INFO L246 CegarLoopResult]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-12-07 19:19:05,887 INFO L242 CegarLoopResult]: At program point L51-1(lines 1 893) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:19:05,887 INFO L246 CegarLoopResult]: For program point L51-2(lines 51 64) no Hoare annotation was computed. [2019-12-07 19:19:05,887 INFO L242 CegarLoopResult]: At program point L51-3(lines 1 893) the Hoare annotation is: false [2019-12-07 19:19:05,887 INFO L246 CegarLoopResult]: For program point L51-4(lines 51 64) no Hoare annotation was computed. [2019-12-07 19:19:05,887 INFO L242 CegarLoopResult]: At program point L51-5(lines 1 893) the Hoare annotation is: false [2019-12-07 19:19:05,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:19:05 BoogieIcfgContainer [2019-12-07 19:19:05,899 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:19:05,899 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:19:05,899 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:19:05,899 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:19:05,900 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:19:02" (3/4) ... [2019-12-07 19:19:05,902 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 19:19:05,912 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 19:19:05,912 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 19:19:05,913 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 19:19:05,913 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 19:19:05,914 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 19:19:05,914 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 19:19:05,914 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 19:19:05,935 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 19:19:05,965 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5fc4121c-874e-4be6-afb0-1b2cd0f582a7/bin/utaipan/witness.graphml [2019-12-07 19:19:05,965 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:19:05,966 INFO L168 Benchmark]: Toolchain (without parser) took 4811.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 214.4 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -123.6 MB). Peak memory consumption was 90.9 MB. Max. memory is 11.5 GB. [2019-12-07 19:19:05,966 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:19:05,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-12-07 19:19:05,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.88 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 19:19:05,967 INFO L168 Benchmark]: Boogie Preprocessor took 27.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:19:05,967 INFO L168 Benchmark]: RCFGBuilder took 501.68 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: 66.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. [2019-12-07 19:19:05,967 INFO L168 Benchmark]: TraceAbstraction took 3799.93 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 84.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -51.2 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2019-12-07 19:19:05,967 INFO L168 Benchmark]: Witness Printer took 65.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:19:05,968 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 371.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.88 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 501.68 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: 66.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3799.93 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 84.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -51.2 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. * Witness Printer took 65.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 177]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 177]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 177]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 3.4s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 405 SDtfs, 622 SDslu, 445 SDs, 0 SdLazy, 110 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 414 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=128occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 117 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 72 NumberOfFragments, 149 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1598 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 30 FomulaSimplificationsInter, 398 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 209 NumberOfCodeBlocks, 209 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 402 ConstructedInterpolants, 0 QuantifiedInterpolants, 25441 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1502 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 50/60 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...