./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI --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 a022389f82d082e59911b8894f15e7c26d2fb42a ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI --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 a022389f82d082e59911b8894f15e7c26d2fb42a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:28:05,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:05,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:05,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:05,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:05,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:05,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:05,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:05,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:05,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:05,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:05,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:05,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:05,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:05,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:05,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:05,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:05,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:05,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:05,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:05,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:05,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:05,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:05,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:05,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:05,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:05,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:05,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:05,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:05,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:05,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:05,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:05,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:05,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:05,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:05,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:05,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:05,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:05,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:05,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:05,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:05,333 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:28:05,371 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:05,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:05,373 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:05,373 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:05,373 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:05,374 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:05,374 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:28:05,374 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:05,374 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:05,375 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:28:05,376 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:28:05,376 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:05,376 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:28:05,376 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:28:05,377 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:28:05,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:05,378 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:05,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:28:05,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:05,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:05,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:05,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:05,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:05,379 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:05,379 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:05,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:05,380 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:05,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:05,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:05,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:05,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:05,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:05,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:05,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:05,383 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:28:05,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:28:05,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:05,384 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:05,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:05,384 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_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a022389f82d082e59911b8894f15e7c26d2fb42a [2021-10-11 02:28:05,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:05,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:05,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:05,669 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:05,669 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:05,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-10-11 02:28:05,747 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/data/43d99adef/29c3bebabdc34ced9bb96d2268a03a5d/FLAGb052c523e [2021-10-11 02:28:06,288 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:06,289 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-10-11 02:28:06,312 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/data/43d99adef/29c3bebabdc34ced9bb96d2268a03a5d/FLAGb052c523e [2021-10-11 02:28:06,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/data/43d99adef/29c3bebabdc34ced9bb96d2268a03a5d [2021-10-11 02:28:06,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:06,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:06,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:06,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:06,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:06,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:06" (1/1) ... [2021-10-11 02:28:06,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49fd89cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:06, skipping insertion in model container [2021-10-11 02:28:06,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:06" (1/1) ... [2021-10-11 02:28:06,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:06,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:06,891 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1281,1294] [2021-10-11 02:28:06,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:07,004 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) [2021-10-11 02:28:07,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@234dcbba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:07, skipping insertion in model container [2021-10-11 02:28:07,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:07,005 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:28:07,007 INFO L168 Benchmark]: Toolchain (without parser) took 431.77 ms. Allocated memory is still 138.4 MB. Free memory was 101.2 MB in the beginning and 109.9 MB in the end (delta: -8.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:07,008 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory was 109.8 MB in the beginning and 109.8 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:07,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.91 ms. Allocated memory is still 138.4 MB. Free memory was 100.9 MB in the beginning and 109.9 MB in the end (delta: -9.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:07,012 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory was 109.8 MB in the beginning and 109.8 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 428.91 ms. Allocated memory is still 138.4 MB. Free memory was 100.9 MB in the beginning and 109.9 MB in the end (delta: -9.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 79]: 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 0.2.0-7b2dab5 [2021-10-11 02:28:09,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:09,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:09,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:09,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:09,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:09,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:09,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:09,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:09,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:09,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:09,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:09,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:09,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:09,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:09,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:09,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:09,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:09,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:09,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:09,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:09,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:09,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:09,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:09,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:09,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:09,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:09,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:09,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:09,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:09,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:09,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:09,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:09,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:09,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:09,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:09,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:09,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:09,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:09,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:09,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:09,379 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:28:09,430 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:09,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:09,432 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:09,432 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:09,432 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:09,432 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:09,433 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:09,433 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:09,434 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:09,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:09,436 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:09,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:09,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:09,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:09,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:09,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:09,437 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:09,437 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:28:09,438 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:28:09,438 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:09,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:09,438 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:09,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:09,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:09,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:28:09,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:09,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:09,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:09,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:09,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:09,440 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:28:09,440 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:28:09,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:09,441 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:09,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:09,441 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_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a022389f82d082e59911b8894f15e7c26d2fb42a [2021-10-11 02:28:09,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:09,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:09,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:09,881 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:09,882 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:09,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-10-11 02:28:09,956 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/data/5f6a14a6e/171cbb6b12e248f0b57b325c13d0751c/FLAG6faf5861d [2021-10-11 02:28:10,651 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:10,655 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-10-11 02:28:10,671 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/data/5f6a14a6e/171cbb6b12e248f0b57b325c13d0751c/FLAG6faf5861d [2021-10-11 02:28:10,932 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/data/5f6a14a6e/171cbb6b12e248f0b57b325c13d0751c [2021-10-11 02:28:10,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:10,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:10,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:10,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:10,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:10,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:10" (1/1) ... [2021-10-11 02:28:10,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c44f23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:10, skipping insertion in model container [2021-10-11 02:28:10,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:10" (1/1) ... [2021-10-11 02:28:10,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:11,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:11,161 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1281,1294] [2021-10-11 02:28:11,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:11,310 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:28:11,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:11,345 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1281,1294] [2021-10-11 02:28:11,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:11,431 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:28:11,455 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1281,1294] [2021-10-11 02:28:11,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:11,605 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:28:11,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11 WrapperNode [2021-10-11 02:28:11,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:11,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:11,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:28:11,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:28:11,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (1/1) ... [2021-10-11 02:28:11,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (1/1) ... [2021-10-11 02:28:11,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:11,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:28:11,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:28:11,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:28:11,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (1/1) ... [2021-10-11 02:28:11,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (1/1) ... [2021-10-11 02:28:11,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (1/1) ... [2021-10-11 02:28:11,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (1/1) ... [2021-10-11 02:28:11,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (1/1) ... [2021-10-11 02:28:11,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (1/1) ... [2021-10-11 02:28:11,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (1/1) ... [2021-10-11 02:28:11,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:28:11,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:28:11,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:28:11,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:28:11,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:28:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:28:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:28:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:28:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:28:14,271 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:28:14,272 INFO L299 CfgBuilder]: Removed 68 assume(true) statements. [2021-10-11 02:28:14,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:14 BoogieIcfgContainer [2021-10-11 02:28:14,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:28:14,275 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:28:14,275 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:28:14,278 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:28:14,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:28:10" (1/3) ... [2021-10-11 02:28:14,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5033040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:14, skipping insertion in model container [2021-10-11 02:28:14,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:11" (2/3) ... [2021-10-11 02:28:14,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5033040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:14, skipping insertion in model container [2021-10-11 02:28:14,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:14" (3/3) ... [2021-10-11 02:28:14,282 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product09.cil.c [2021-10-11 02:28:14,295 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:28:14,298 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:28:14,309 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:28:14,332 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:28:14,333 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:28:14,333 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:28:14,333 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:28:14,333 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:28:14,333 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:28:14,334 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:28:14,334 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:28:14,347 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2021-10-11 02:28:14,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:28:14,353 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:14,354 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:14,354 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:14,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:14,360 INFO L82 PathProgramCache]: Analyzing trace with hash -1461582393, now seen corresponding path program 1 times [2021-10-11 02:28:14,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:14,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [371471162] [2021-10-11 02:28:14,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:28:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:14,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:28:14,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:14,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:14,703 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:14,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [371471162] [2021-10-11 02:28:14,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:14,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:14,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429439953] [2021-10-11 02:28:14,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:28:14,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:14,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:28:14,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:14,726 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2021-10-11 02:28:14,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:14,754 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2021-10-11 02:28:14,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:28:14,756 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:28:14,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:14,767 INFO L225 Difference]: With dead ends: 115 [2021-10-11 02:28:14,768 INFO L226 Difference]: Without dead ends: 57 [2021-10-11 02:28:14,771 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:14,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-11 02:28:14,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-11 02:28:14,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-10-11 02:28:14,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2021-10-11 02:28:14,812 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2021-10-11 02:28:14,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:14,812 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2021-10-11 02:28:14,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:28:14,813 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2021-10-11 02:28:14,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:28:14,814 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:14,814 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:15,018 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:28:15,019 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:15,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:15,020 INFO L82 PathProgramCache]: Analyzing trace with hash -1680418362, now seen corresponding path program 1 times [2021-10-11 02:28:15,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:15,021 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [445405116] [2021-10-11 02:28:15,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:28:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:15,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:15,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:15,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:15,336 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:15,336 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [445405116] [2021-10-11 02:28:15,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:15,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:15,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978417022] [2021-10-11 02:28:15,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:15,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:15,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:15,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:15,339 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 3 states. [2021-10-11 02:28:15,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:15,354 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2021-10-11 02:28:15,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:15,356 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:28:15,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:15,357 INFO L225 Difference]: With dead ends: 57 [2021-10-11 02:28:15,357 INFO L226 Difference]: Without dead ends: 29 [2021-10-11 02:28:15,359 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:15,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-11 02:28:15,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-11 02:28:15,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-10-11 02:28:15,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-10-11 02:28:15,371 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2021-10-11 02:28:15,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:15,373 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-10-11 02:28:15,374 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:15,374 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-10-11 02:28:15,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:28:15,375 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:15,376 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] [2021-10-11 02:28:15,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:28:15,590 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:15,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:15,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1355159705, now seen corresponding path program 1 times [2021-10-11 02:28:15,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:15,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1433894283] [2021-10-11 02:28:15,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:28:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:15,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:28:15,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:15,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:15,856 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:15,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1433894283] [2021-10-11 02:28:15,856 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:15,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:28:15,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169587625] [2021-10-11 02:28:15,857 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:28:15,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:15,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:28:15,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:28:15,859 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2021-10-11 02:28:15,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:15,983 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2021-10-11 02:28:15,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:28:15,984 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:28:15,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:15,985 INFO L225 Difference]: With dead ends: 112 [2021-10-11 02:28:15,985 INFO L226 Difference]: Without dead ends: 90 [2021-10-11 02:28:15,986 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:28:15,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-10-11 02:28:15,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2021-10-11 02:28:16,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2021-10-11 02:28:16,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2021-10-11 02:28:16,001 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2021-10-11 02:28:16,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:16,001 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2021-10-11 02:28:16,001 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:28:16,002 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2021-10-11 02:28:16,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:28:16,003 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:16,003 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] [2021-10-11 02:28:16,218 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:28:16,219 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:16,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:16,219 INFO L82 PathProgramCache]: Analyzing trace with hash -1689469663, now seen corresponding path program 1 times [2021-10-11 02:28:16,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:16,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [321550095] [2021-10-11 02:28:16,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:28:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:16,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:28:16,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:16,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:16,452 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:16,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [321550095] [2021-10-11 02:28:16,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:16,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:28:16,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492337720] [2021-10-11 02:28:16,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:28:16,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:16,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:28:16,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:28:16,457 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand 5 states. [2021-10-11 02:28:16,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:16,559 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2021-10-11 02:28:16,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:28:16,560 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:28:16,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:16,561 INFO L225 Difference]: With dead ends: 132 [2021-10-11 02:28:16,561 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:28:16,563 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:28:16,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:28:16,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:28:16,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:28:16,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:28:16,564 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-11 02:28:16,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:16,565 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:28:16,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:28:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:28:16,566 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:28:16,784 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:28:16,786 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:28:17,073 INFO L258 CegarLoopResult]: At program point L861(lines 1 872) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:28:17,073 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:28:17,074 INFO L262 CegarLoopResult]: For program point L432(lines 431 476) no Hoare annotation was computed. [2021-10-11 02:28:17,074 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:28:17,074 INFO L262 CegarLoopResult]: For program point L433(lines 433 437) no Hoare annotation was computed. [2021-10-11 02:28:17,074 INFO L262 CegarLoopResult]: For program point L467(lines 467 471) no Hoare annotation was computed. [2021-10-11 02:28:17,074 INFO L262 CegarLoopResult]: For program point L467-2(lines 501 507) no Hoare annotation was computed. [2021-10-11 02:28:17,074 INFO L262 CegarLoopResult]: For program point L451(lines 451 457) no Hoare annotation was computed. [2021-10-11 02:28:17,075 INFO L258 CegarLoopResult]: At program point L451-1(lines 451 457) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:17,075 INFO L262 CegarLoopResult]: For program point L765(lines 765 769) no Hoare annotation was computed. [2021-10-11 02:28:17,075 INFO L262 CegarLoopResult]: For program point L765-3(lines 765 769) no Hoare annotation was computed. [2021-10-11 02:28:17,075 INFO L262 CegarLoopResult]: For program point L765-6(lines 765 769) no Hoare annotation was computed. [2021-10-11 02:28:17,075 INFO L258 CegarLoopResult]: At program point L501(lines 500 519) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:17,075 INFO L262 CegarLoopResult]: For program point L501-1(lines 501 507) no Hoare annotation was computed. [2021-10-11 02:28:17,076 INFO L258 CegarLoopResult]: At program point L501-2(lines 500 519) the Hoare annotation is: false [2021-10-11 02:28:17,076 INFO L258 CegarLoopResult]: At program point L501-3(lines 500 519) the Hoare annotation is: false [2021-10-11 02:28:17,076 INFO L258 CegarLoopResult]: At program point L717(lines 713 719) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:28:17,076 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:28:17,076 INFO L262 CegarLoopResult]: For program point L636(lines 636 653) no Hoare annotation was computed. [2021-10-11 02:28:17,076 INFO L258 CegarLoopResult]: At program point L636-1(lines 1 872) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:17,077 INFO L258 CegarLoopResult]: At program point L669-2(lines 669 683) the Hoare annotation is: false [2021-10-11 02:28:17,077 INFO L262 CegarLoopResult]: For program point L636-2(lines 636 653) no Hoare annotation was computed. [2021-10-11 02:28:17,077 INFO L258 CegarLoopResult]: At program point L636-3(lines 1 872) the Hoare annotation is: false [2021-10-11 02:28:17,077 INFO L262 CegarLoopResult]: For program point L636-4(lines 636 653) no Hoare annotation was computed. [2021-10-11 02:28:17,077 INFO L258 CegarLoopResult]: At program point L636-5(lines 1 872) the Hoare annotation is: false [2021-10-11 02:28:17,077 INFO L258 CegarLoopResult]: At program point L802(lines 797 805) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:17,077 INFO L258 CegarLoopResult]: At program point L802-1(lines 797 805) the Hoare annotation is: false [2021-10-11 02:28:17,078 INFO L258 CegarLoopResult]: At program point L802-2(lines 797 805) the Hoare annotation is: false [2021-10-11 02:28:17,078 INFO L262 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2021-10-11 02:28:17,078 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:28:17,078 INFO L265 CegarLoopResult]: At program point L753(lines 734 756) the Hoare annotation is: true [2021-10-11 02:28:17,078 INFO L258 CegarLoopResult]: At program point L869(lines 864 872) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:28:17,079 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:28:17,079 INFO L262 CegarLoopResult]: For program point L441(lines 441 447) no Hoare annotation was computed. [2021-10-11 02:28:17,079 INFO L258 CegarLoopResult]: At program point L441-1(lines 441 447) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:17,079 INFO L262 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2021-10-11 02:28:17,079 INFO L262 CegarLoopResult]: For program point L640(lines 640 650) no Hoare annotation was computed. [2021-10-11 02:28:17,079 INFO L262 CegarLoopResult]: For program point L673-1(lines 501 507) no Hoare annotation was computed. [2021-10-11 02:28:17,079 INFO L262 CegarLoopResult]: For program point L640-2(lines 640 650) no Hoare annotation was computed. [2021-10-11 02:28:17,080 INFO L258 CegarLoopResult]: At program point L508(lines 508 514) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:17,080 INFO L262 CegarLoopResult]: For program point L640-4(lines 640 650) no Hoare annotation was computed. [2021-10-11 02:28:17,080 INFO L258 CegarLoopResult]: At program point L508-1(lines 508 514) the Hoare annotation is: false [2021-10-11 02:28:17,080 INFO L258 CegarLoopResult]: At program point L508-2(lines 508 514) the Hoare annotation is: false [2021-10-11 02:28:17,080 INFO L262 CegarLoopResult]: For program point L789(lines 789 793) no Hoare annotation was computed. [2021-10-11 02:28:17,080 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 02:28:17,081 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 02:28:17,081 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 02:28:17,081 INFO L262 CegarLoopResult]: For program point L641(lines 641 647) no Hoare annotation was computed. [2021-10-11 02:28:17,081 INFO L262 CegarLoopResult]: For program point L641-2(lines 641 647) no Hoare annotation was computed. [2021-10-11 02:28:17,081 INFO L262 CegarLoopResult]: For program point L641-4(lines 641 647) no Hoare annotation was computed. [2021-10-11 02:28:17,081 INFO L258 CegarLoopResult]: At program point L625(lines 620 627) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:28:17,081 INFO L258 CegarLoopResult]: At program point L477(lines 430 478) the Hoare annotation is: false [2021-10-11 02:28:17,082 INFO L262 CegarLoopResult]: For program point L461(lines 461 472) no Hoare annotation was computed. [2021-10-11 02:28:17,082 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:28:17,082 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:28:17,082 INFO L258 CegarLoopResult]: At program point L578(lines 573 581) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:17,082 INFO L258 CegarLoopResult]: At program point L578-1(lines 573 581) the Hoare annotation is: false [2021-10-11 02:28:17,083 INFO L258 CegarLoopResult]: At program point L578-2(lines 573 581) the Hoare annotation is: false [2021-10-11 02:28:17,083 INFO L262 CegarLoopResult]: For program point L777(lines 777 781) no Hoare annotation was computed. [2021-10-11 02:28:17,083 INFO L262 CegarLoopResult]: For program point L744(lines 744 751) no Hoare annotation was computed. [2021-10-11 02:28:17,083 INFO L265 CegarLoopResult]: At program point L744-1(lines 744 751) the Hoare annotation is: true [2021-10-11 02:28:17,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:28:17 BoogieIcfgContainer [2021-10-11 02:28:17,097 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:28:17,098 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:28:17,098 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:28:17,098 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:28:17,099 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:14" (3/4) ... [2021-10-11 02:28:17,102 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:28:17,115 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:28:17,116 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:28:17,116 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:28:17,117 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:28:17,117 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:28:17,118 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:17,118 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:17,144 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:28:17,181 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6749a52-7c9f-457a-9375-a101aabc4191/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:28:17,185 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:28:17,186 INFO L168 Benchmark]: Toolchain (without parser) took 6249.86 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.0 MB in the beginning and 39.8 MB in the end (delta: -6.9 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:17,187 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory was 36.2 MB in the beginning and 36.1 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:17,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.18 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 32.8 MB in the beginning and 47.3 MB in the end (delta: -14.5 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:17,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.34 ms. Allocated memory is still 71.3 MB. Free memory was 47.3 MB in the beginning and 44.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:17,188 INFO L168 Benchmark]: Boogie Preprocessor took 78.03 ms. Allocated memory is still 71.3 MB. Free memory was 44.6 MB in the beginning and 42.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:17,189 INFO L168 Benchmark]: RCFGBuilder took 2489.02 ms. Allocated memory is still 71.3 MB. Free memory was 42.5 MB in the beginning and 48.0 MB in the end (delta: -5.5 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:17,189 INFO L168 Benchmark]: TraceAbstraction took 2822.34 ms. Allocated memory is still 71.3 MB. Free memory was 47.5 MB in the beginning and 45.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:17,189 INFO L168 Benchmark]: Witness Printer took 86.82 ms. Allocated memory is still 71.3 MB. Free memory was 45.1 MB in the beginning and 39.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:17,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory was 36.2 MB in the beginning and 36.1 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 661.18 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 32.8 MB in the beginning and 47.3 MB in the end (delta: -14.5 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.34 ms. Allocated memory is still 71.3 MB. Free memory was 47.3 MB in the beginning and 44.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 78.03 ms. Allocated memory is still 71.3 MB. Free memory was 44.6 MB in the beginning and 42.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2489.02 ms. Allocated memory is still 71.3 MB. Free memory was 42.5 MB in the beginning and 48.0 MB in the end (delta: -5.5 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2822.34 ms. Allocated memory is still 71.3 MB. Free memory was 47.5 MB in the beginning and 45.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. * Witness Printer took 86.82 ms. Allocated memory is still 71.3 MB. Free memory was 45.1 MB in the beginning and 39.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is 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: 451]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 231 SDtfs, 220 SDslu, 241 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 90 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 60 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 82 ConstructedInterpolants, 0 QuantifiedInterpolants, 2952 SizeOfPredicates, 7 NumberOfNonLiveVariables, 787 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...