./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 67bbde08c422c0aae8c31f3e56c0c6d44363bbfb ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 67bbde08c422c0aae8c31f3e56c0c6d44363bbfb ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:56:18,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:18,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:18,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:18,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:18,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:18,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:18,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:18,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:18,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:18,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:18,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:18,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:18,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:18,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:18,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:18,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:18,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:18,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:18,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:18,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:18,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:18,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:18,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:18,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:18,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:18,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:18,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:18,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:18,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:18,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:18,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:18,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:18,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:18,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:18,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:18,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:18,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:18,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:18,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:18,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:18,326 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 12:56:18,351 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:18,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:18,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:18,353 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:18,353 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:18,354 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:18,354 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:56:18,354 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:18,355 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:18,355 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:56:18,355 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:56:18,356 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:18,356 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:56:18,356 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:56:18,357 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:56:18,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:18,358 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:56:18,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:56:18,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:56:18,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:18,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:18,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:18,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:18,360 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:18,361 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:56:18,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:18,361 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:18,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:18,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:18,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:18,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:18,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:18,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:18,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:18,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:18,364 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:56:18,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:56:18,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:18,365 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:18,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:18,366 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67bbde08c422c0aae8c31f3e56c0c6d44363bbfb [2020-11-22 12:56:18,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:18,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:18,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:18,653 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:18,655 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:18,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c [2020-11-22 12:56:18,734 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/data/7bb7ac2de/d33ca744f90d49d487c64a25d1d3ed81/FLAG2c380fadb [2020-11-22 12:56:19,321 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:19,322 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c [2020-11-22 12:56:19,335 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/data/7bb7ac2de/d33ca744f90d49d487c64a25d1d3ed81/FLAG2c380fadb [2020-11-22 12:56:19,659 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/data/7bb7ac2de/d33ca744f90d49d487c64a25d1d3ed81 [2020-11-22 12:56:19,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:19,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:19,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:19,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:19,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:19,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:19" (1/1) ... [2020-11-22 12:56:19,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@388d836b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:19, skipping insertion in model container [2020-11-22 12:56:19,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:19" (1/1) ... [2020-11-22 12:56:19,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:19,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:20,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:20,125 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-22 12:56:20,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ded7a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:20, skipping insertion in model container [2020-11-22 12:56:20,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:20,127 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:56:20,131 INFO L168 Benchmark]: Toolchain (without parser) took 464.63 ms. Allocated memory is still 115.3 MB. Free memory was 77.8 MB in the beginning and 87.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:20,132 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 115.3 MB. Free memory was 95.9 MB in the beginning and 95.7 MB in the end (delta: 149.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:20,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 462.33 ms. Allocated memory is still 115.3 MB. Free memory was 77.7 MB in the beginning and 87.4 MB in the end (delta: -9.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:20,137 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 115.3 MB. Free memory was 95.9 MB in the beginning and 95.7 MB in the end (delta: 149.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 462.33 ms. Allocated memory is still 115.3 MB. Free memory was 77.7 MB in the beginning and 87.4 MB in the end (delta: -9.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 217]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:56:22,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:22,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:22,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:22,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:22,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:22,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:22,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:22,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:22,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:22,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:22,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:22,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:22,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:22,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:22,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:22,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:22,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:22,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:22,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:22,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:22,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:22,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:22,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:22,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:22,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:22,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:22,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:22,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:22,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:22,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:22,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:22,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:22,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:22,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:22,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:22,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:22,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:22,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:22,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:22,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:22,521 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 12:56:22,554 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:22,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:22,558 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:22,559 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:22,559 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:22,559 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:22,560 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:22,560 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:22,560 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:22,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:22,563 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:56:22,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:56:22,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:22,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:22,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:22,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:22,565 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:22,565 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:56:22,565 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:56:22,565 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:56:22,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:22,566 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:22,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:22,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:22,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:56:22,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:22,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:22,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:22,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:22,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:22,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:22,568 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:56:22,568 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:56:22,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:22,569 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:22,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:22,570 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67bbde08c422c0aae8c31f3e56c0c6d44363bbfb [2020-11-22 12:56:23,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:23,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:23,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:23,037 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:23,042 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:23,043 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c [2020-11-22 12:56:23,111 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/data/c3191153b/d8eb70fb7a574d84b950c4cdb1194f0f/FLAG1fad1176e [2020-11-22 12:56:23,777 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:23,778 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c [2020-11-22 12:56:23,802 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/data/c3191153b/d8eb70fb7a574d84b950c4cdb1194f0f/FLAG1fad1176e [2020-11-22 12:56:24,029 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/data/c3191153b/d8eb70fb7a574d84b950c4cdb1194f0f [2020-11-22 12:56:24,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:24,035 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:24,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:24,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:24,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:24,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f7e84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24, skipping insertion in model container [2020-11-22 12:56:24,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:24,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:24,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:24,430 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 12:56:24,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:24,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:24,565 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 12:56:24,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:24,750 INFO L208 MainTranslator]: Completed translation [2020-11-22 12:56:24,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24 WrapperNode [2020-11-22 12:56:24,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:24,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 12:56:24,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 12:56:24,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 12:56:24,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 12:56:24,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 12:56:24,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 12:56:24,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 12:56:24,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (1/1) ... [2020-11-22 12:56:24,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 12:56:24,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 12:56:24,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 12:56:24,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 12:56:24,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 12:56:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 12:56:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 12:56:25,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 12:56:27,773 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 12:56:27,773 INFO L298 CfgBuilder]: Removed 174 assume(true) statements. [2020-11-22 12:56:27,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:56:27 BoogieIcfgContainer [2020-11-22 12:56:27,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 12:56:27,777 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 12:56:27,777 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 12:56:27,780 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 12:56:27,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:56:24" (1/3) ... [2020-11-22 12:56:27,781 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65586f01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:56:27, skipping insertion in model container [2020-11-22 12:56:27,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:24" (2/3) ... [2020-11-22 12:56:27,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65586f01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:56:27, skipping insertion in model container [2020-11-22 12:56:27,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:56:27" (3/3) ... [2020-11-22 12:56:27,784 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product52.cil.c [2020-11-22 12:56:27,795 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 12:56:27,799 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 12:56:27,811 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 12:56:27,847 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 12:56:27,847 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 12:56:27,847 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 12:56:27,847 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 12:56:27,848 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 12:56:27,848 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 12:56:27,848 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 12:56:27,848 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 12:56:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2020-11-22 12:56:27,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-22 12:56:27,879 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:27,880 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:27,880 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:27,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:27,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1207588985, now seen corresponding path program 1 times [2020-11-22 12:56:27,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:27,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [78788638] [2020-11-22 12:56:27,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:28,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 12:56:28,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:28,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:28,202 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:28,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [78788638] [2020-11-22 12:56:28,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:28,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 12:56:28,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005811102] [2020-11-22 12:56:28,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 12:56:28,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:28,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 12:56:28,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 12:56:28,232 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2020-11-22 12:56:28,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:28,276 INFO L93 Difference]: Finished difference Result 247 states and 374 transitions. [2020-11-22 12:56:28,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 12:56:28,279 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-22 12:56:28,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:28,296 INFO L225 Difference]: With dead ends: 247 [2020-11-22 12:56:28,296 INFO L226 Difference]: Without dead ends: 121 [2020-11-22 12:56:28,302 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 12:56:28,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-11-22 12:56:28,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2020-11-22 12:56:28,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-11-22 12:56:28,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2020-11-22 12:56:28,358 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 18 [2020-11-22 12:56:28,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:28,358 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2020-11-22 12:56:28,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 12:56:28,359 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2020-11-22 12:56:28,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 12:56:28,360 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:28,360 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:28,578 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 12:56:28,578 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:28,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:28,579 INFO L82 PathProgramCache]: Analyzing trace with hash 296558232, now seen corresponding path program 1 times [2020-11-22 12:56:28,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:28,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1457880455] [2020-11-22 12:56:28,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:28,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:56:28,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:28,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:28,787 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:28,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:28,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1457880455] [2020-11-22 12:56:28,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:28,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 12:56:28,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519637821] [2020-11-22 12:56:28,802 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:56:28,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:28,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:56:28,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:56:28,803 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand 4 states. [2020-11-22 12:56:28,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:28,822 INFO L93 Difference]: Finished difference Result 121 states and 177 transitions. [2020-11-22 12:56:28,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:56:28,822 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2020-11-22 12:56:28,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:28,823 INFO L225 Difference]: With dead ends: 121 [2020-11-22 12:56:28,824 INFO L226 Difference]: Without dead ends: 51 [2020-11-22 12:56:28,825 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:56:28,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-11-22 12:56:28,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-11-22 12:56:28,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-22 12:56:28,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 74 transitions. [2020-11-22 12:56:28,832 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 74 transitions. Word has length 19 [2020-11-22 12:56:28,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:28,832 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 74 transitions. [2020-11-22 12:56:28,832 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:56:28,832 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2020-11-22 12:56:28,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-22 12:56:28,833 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:28,833 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:29,050 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 12:56:29,053 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:29,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:29,054 INFO L82 PathProgramCache]: Analyzing trace with hash -882616339, now seen corresponding path program 1 times [2020-11-22 12:56:29,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:29,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [369553855] [2020-11-22 12:56:29,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:29,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:56:29,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:29,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:29,285 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:29,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:29,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [369553855] [2020-11-22 12:56:29,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:29,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 12:56:29,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532351833] [2020-11-22 12:56:29,293 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:56:29,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:29,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:56:29,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:56:29,294 INFO L87 Difference]: Start difference. First operand 51 states and 74 transitions. Second operand 4 states. [2020-11-22 12:56:29,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:29,366 INFO L93 Difference]: Finished difference Result 166 states and 247 transitions. [2020-11-22 12:56:29,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 12:56:29,368 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-11-22 12:56:29,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:29,369 INFO L225 Difference]: With dead ends: 166 [2020-11-22 12:56:29,370 INFO L226 Difference]: Without dead ends: 121 [2020-11-22 12:56:29,370 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:56:29,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-11-22 12:56:29,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 72. [2020-11-22 12:56:29,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-11-22 12:56:29,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 106 transitions. [2020-11-22 12:56:29,391 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 106 transitions. Word has length 24 [2020-11-22 12:56:29,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:29,392 INFO L481 AbstractCegarLoop]: Abstraction has 72 states and 106 transitions. [2020-11-22 12:56:29,392 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:56:29,392 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2020-11-22 12:56:29,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 12:56:29,394 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:29,395 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:29,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 12:56:29,616 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:29,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:29,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1572520497, now seen corresponding path program 1 times [2020-11-22 12:56:29,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:29,617 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531551812] [2020-11-22 12:56:29,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-22 12:56:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:29,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:56:29,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:29,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:29,849 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:29,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:29,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531551812] [2020-11-22 12:56:29,855 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:29,855 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 12:56:29,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475223656] [2020-11-22 12:56:29,857 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 12:56:29,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:29,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 12:56:29,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:56:29,861 INFO L87 Difference]: Start difference. First operand 72 states and 106 transitions. Second operand 3 states. [2020-11-22 12:56:29,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:29,944 INFO L93 Difference]: Finished difference Result 161 states and 239 transitions. [2020-11-22 12:56:29,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:56:29,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-22 12:56:29,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:29,946 INFO L225 Difference]: With dead ends: 161 [2020-11-22 12:56:29,946 INFO L226 Difference]: Without dead ends: 95 [2020-11-22 12:56:29,947 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:56:29,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-11-22 12:56:29,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2020-11-22 12:56:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-11-22 12:56:29,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 133 transitions. [2020-11-22 12:56:29,972 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 133 transitions. Word has length 26 [2020-11-22 12:56:29,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:29,972 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 133 transitions. [2020-11-22 12:56:29,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 12:56:29,972 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 133 transitions. [2020-11-22 12:56:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-22 12:56:29,977 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:29,977 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:30,190 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 12:56:30,191 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:30,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:30,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1445956926, now seen corresponding path program 1 times [2020-11-22 12:56:30,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:30,192 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1682291264] [2020-11-22 12:56:30,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/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 [2020-11-22 12:56:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:30,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:56:30,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:30,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:30,425 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:30,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:56:30,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1682291264] [2020-11-22 12:56:30,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:30,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-11-22 12:56:30,469 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967589047] [2020-11-22 12:56:30,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 12:56:30,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:30,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 12:56:30,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 12:56:30,471 INFO L87 Difference]: Start difference. First operand 93 states and 133 transitions. Second operand 8 states. [2020-11-22 12:56:31,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:31,052 INFO L93 Difference]: Finished difference Result 1012 states and 1490 transitions. [2020-11-22 12:56:31,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-22 12:56:31,052 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2020-11-22 12:56:31,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:31,059 INFO L225 Difference]: With dead ends: 1012 [2020-11-22 12:56:31,059 INFO L226 Difference]: Without dead ends: 925 [2020-11-22 12:56:31,060 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2020-11-22 12:56:31,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2020-11-22 12:56:31,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 236. [2020-11-22 12:56:31,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-11-22 12:56:31,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 333 transitions. [2020-11-22 12:56:31,131 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 333 transitions. Word has length 27 [2020-11-22 12:56:31,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:31,132 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 333 transitions. [2020-11-22 12:56:31,132 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 12:56:31,132 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 333 transitions. [2020-11-22 12:56:31,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-22 12:56:31,135 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:31,135 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:56:31,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 12:56:31,348 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:31,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:31,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1148746628, now seen corresponding path program 1 times [2020-11-22 12:56:31,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:31,349 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [51520317] [2020-11-22 12:56:31,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/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 [2020-11-22 12:56:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-22 12:56:32,299 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-22 12:56:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-22 12:56:33,660 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-22 12:56:33,792 INFO L173 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2020-11-22 12:56:33,793 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-22 12:56:33,993 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 12:56:34,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:56:34 BoogieIcfgContainer [2020-11-22 12:56:34,136 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 12:56:34,136 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 12:56:34,136 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 12:56:34,141 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 12:56:34,142 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:56:27" (3/4) ... [2020-11-22 12:56:34,144 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-22 12:56:34,270 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1f6284b7-8e4a-476b-8f64-f726d72d6a7c/bin/utaipan/witness.graphml [2020-11-22 12:56:34,270 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 12:56:34,272 INFO L168 Benchmark]: Toolchain (without parser) took 10235.89 ms. Allocated memory was 69.2 MB in the beginning and 104.9 MB in the end (delta: 35.7 MB). Free memory was 45.3 MB in the beginning and 66.0 MB in the end (delta: -20.6 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,273 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 54.5 MB. Free memory was 36.0 MB in the beginning and 36.0 MB in the end (delta: 34.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:34,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.56 ms. Allocated memory is still 69.2 MB. Free memory was 45.1 MB in the beginning and 33.7 MB in the end (delta: 11.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.59 ms. Allocated memory is still 69.2 MB. Free memory was 33.7 MB in the beginning and 49.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,275 INFO L168 Benchmark]: Boogie Preprocessor took 50.04 ms. Allocated memory is still 69.2 MB. Free memory was 49.6 MB in the beginning and 46.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,275 INFO L168 Benchmark]: RCFGBuilder took 2834.86 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 46.9 MB in the beginning and 62.2 MB in the end (delta: -15.3 MB). Peak memory consumption was 27.9 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,276 INFO L168 Benchmark]: TraceAbstraction took 6358.91 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 61.4 MB in the beginning and 77.5 MB in the end (delta: -16.0 MB). Peak memory consumption was 54.8 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,276 INFO L168 Benchmark]: Witness Printer took 134.01 ms. Allocated memory is still 104.9 MB. Free memory was 77.5 MB in the beginning and 66.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:34,281 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 54.5 MB. Free memory was 36.0 MB in the beginning and 36.0 MB in the end (delta: 34.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 714.56 ms. Allocated memory is still 69.2 MB. Free memory was 45.1 MB in the beginning and 33.7 MB in the end (delta: 11.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 120.59 ms. Allocated memory is still 69.2 MB. Free memory was 33.7 MB in the beginning and 49.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.04 ms. Allocated memory is still 69.2 MB. Free memory was 49.6 MB in the beginning and 46.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2834.86 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 46.9 MB in the beginning and 62.2 MB in the end (delta: -15.3 MB). Peak memory consumption was 27.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6358.91 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 61.4 MB in the beginning and 77.5 MB in the end (delta: -16.0 MB). Peak memory consumption was 54.8 MB. Max. memory is 16.1 GB. * Witness Printer took 134.01 ms. Allocated memory is still 104.9 MB. Free memory was 77.5 MB in the beginning and 66.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L86] int waterLevel = 1; [L87] int methaneLevelCritical = 0; [L358] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L561] int pumpRunning = 0; [L562] int systemActive = 1; [L898] int cleanupTimeShifts = 4; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L971] int retValue_acc ; [L972] int tmp ; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L889] int retValue_acc ; [L892] retValue_acc = 1 [L893] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L978] tmp = valid_product() [L980] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L783] int splverifierCounter ; [L784] int tmp ; [L785] int tmp___0 ; [L786] int tmp___1 ; [L787] int tmp___2 ; [L790] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L792] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L794] COND TRUE splverifierCounter < 4 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L800] tmp = __VERIFIER_nondet_int() [L802] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L104] COND TRUE waterLevel < 2 [L105] waterLevel = waterLevel + 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L810] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L820] tmp___2 = __VERIFIER_nondet_int() [L822] COND FALSE !(\read(tmp___2)) [L828] tmp___1 = __VERIFIER_nondet_int() [L830] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L761] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L768] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L568] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L575] COND FALSE !(\read(systemActive)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L125] int retValue_acc ; [L128] retValue_acc = methaneLevelCritical [L129] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L53] tmp = isMethaneLevelCritical() [L55] COND FALSE !(\read(tmp)) [L157] int retValue_acc ; [L160] retValue_acc = waterLevel [L161] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L59] tmp___0 = getWaterLevel() [L61] COND TRUE tmp___0 == 2 [L675] int retValue_acc ; [L678] retValue_acc = pumpRunning [L679] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L63] tmp___1 = isPumpRunning() [L65] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product52.cil.c", 3, "reach_error") VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 128 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6.1s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 514 SDtfs, 1307 SDslu, 1021 SDs, 0 SdLazy, 194 SolverSat, 36 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 227 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=236occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 740 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 142 NumberOfCodeBlocks, 142 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 10826 SizeOfPredicates, 6 NumberOfNonLiveVariables, 997 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...