./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1765ed2f00a711eb0a5a8db62b018a802d4ab98b ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1765ed2f00a711eb0a5a8db62b018a802d4ab98b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 14:08:57,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:08:57,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:08:57,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:08:57,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:08:57,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:08:57,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:08:57,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:08:57,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:08:57,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:08:57,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:08:57,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:08:57,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:08:57,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:08:57,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:08:57,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:08:57,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:08:57,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:08:57,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:08:57,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:08:57,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:08:57,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:08:57,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:08:57,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:08:57,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:08:57,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:08:57,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:08:57,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:08:57,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:08:57,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:08:57,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:08:57,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:08:57,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:08:57,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:08:57,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:08:57,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:08:57,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:08:57,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:08:57,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:08:57,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:08:57,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:08:57,295 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 14:08:57,305 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:08:57,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:08:57,306 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:08:57,306 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:08:57,306 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:08:57,306 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:08:57,306 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 14:08:57,307 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:08:57,307 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:08:57,307 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 14:08:57,307 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 14:08:57,307 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:08:57,307 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 14:08:57,307 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 14:08:57,308 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 14:08:57,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:08:57,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:08:57,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:08:57,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:08:57,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:08:57,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:08:57,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:08:57,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:08:57,309 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:08:57,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:08:57,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:08:57,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:08:57,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:08:57,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:08:57,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:08:57,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:08:57,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:08:57,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:08:57,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:08:57,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:08:57,311 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 14:08:57,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:08:57,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:08:57,311 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:08:57,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:08:57,311 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1765ed2f00a711eb0a5a8db62b018a802d4ab98b [2019-12-07 14:08:57,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:08:57,419 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:08:57,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:08:57,422 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:08:57,422 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:08:57,423 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2019-12-07 14:08:57,461 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/data/c39c78cf9/1c89919168f5459f994bd59bf4b500ba/FLAGfe9fa8729 [2019-12-07 14:08:57,897 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:08:57,898 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2019-12-07 14:08:57,905 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/data/c39c78cf9/1c89919168f5459f994bd59bf4b500ba/FLAGfe9fa8729 [2019-12-07 14:08:57,914 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/data/c39c78cf9/1c89919168f5459f994bd59bf4b500ba [2019-12-07 14:08:57,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:08:57,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:08:57,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:08:57,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:08:57,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:08:57,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:08:57" (1/1) ... [2019-12-07 14:08:57,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33735268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:08:57, skipping insertion in model container [2019-12-07 14:08:57,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:08:57" (1/1) ... [2019-12-07 14:08:57,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:08:57,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:08:58,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:08:58,194 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-12-07 14:08:58,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7436906b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:08:58, skipping insertion in model container [2019-12-07 14:08:58,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:08:58,195 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:08:58,198 INFO L168 Benchmark]: Toolchain (without parser) took 279.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -154.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:08:58,198 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:08:58,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -154.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:08:58,200 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 277.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -154.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 503]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 14:08:59,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:08:59,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:08:59,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:08:59,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:08:59,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:08:59,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:08:59,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:08:59,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:08:59,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:08:59,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:08:59,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:08:59,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:08:59,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:08:59,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:08:59,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:08:59,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:08:59,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:08:59,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:08:59,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:08:59,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:08:59,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:08:59,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:08:59,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:08:59,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:08:59,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:08:59,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:08:59,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:08:59,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:08:59,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:08:59,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:08:59,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:08:59,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:08:59,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:08:59,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:08:59,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:08:59,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:08:59,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:08:59,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:08:59,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:08:59,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:08:59,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 14:08:59,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:08:59,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:08:59,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:08:59,379 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:08:59,379 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:08:59,379 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:08:59,379 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:08:59,379 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:08:59,380 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:08:59,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:08:59,380 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:08:59,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:08:59,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:08:59,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:08:59,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:08:59,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:08:59,381 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:08:59,381 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:08:59,381 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:08:59,381 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:08:59,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:08:59,381 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:08:59,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:08:59,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:08:59,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:08:59,382 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:08:59,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:08:59,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:08:59,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:08:59,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:08:59,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:08:59,383 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 14:08:59,383 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:08:59,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:08:59,383 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:08:59,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:08:59,383 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1765ed2f00a711eb0a5a8db62b018a802d4ab98b [2019-12-07 14:08:59,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:08:59,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:08:59,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:08:59,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:08:59,563 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:08:59,563 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2019-12-07 14:08:59,603 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/data/165f26252/03e9bf1d817a4d85b656f7292cddfac0/FLAG6987b3118 [2019-12-07 14:09:00,066 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:09:00,067 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2019-12-07 14:09:00,076 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/data/165f26252/03e9bf1d817a4d85b656f7292cddfac0/FLAG6987b3118 [2019-12-07 14:09:00,392 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/data/165f26252/03e9bf1d817a4d85b656f7292cddfac0 [2019-12-07 14:09:00,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:09:00,399 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:09:00,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:09:00,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:09:00,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:09:00,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9aca9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00, skipping insertion in model container [2019-12-07 14:09:00,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:09:00,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:09:00,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:09:00,673 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 14:09:00,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:09:00,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:09:00,719 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:09:00,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:09:00,775 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:09:00,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00 WrapperNode [2019-12-07 14:09:00,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:09:00,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:09:00,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:09:00,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:09:00,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:09:00,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:09:00,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:09:00,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:09:00,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (1/1) ... [2019-12-07 14:09:00,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:09:00,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:09:00,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:09:00,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:09:00,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:09:00,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:09:00,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 14:09:00,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:09:00,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:09:01,351 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:09:01,351 INFO L287 CfgBuilder]: Removed 66 assume(true) statements. [2019-12-07 14:09:01,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:09:01 BoogieIcfgContainer [2019-12-07 14:09:01,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:09:01,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:09:01,353 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:09:01,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:09:01,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:09:00" (1/3) ... [2019-12-07 14:09:01,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@218cba30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:09:01, skipping insertion in model container [2019-12-07 14:09:01,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:00" (2/3) ... [2019-12-07 14:09:01,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@218cba30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:09:01, skipping insertion in model container [2019-12-07 14:09:01,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:09:01" (3/3) ... [2019-12-07 14:09:01,357 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product01.cil.c [2019-12-07 14:09:01,363 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:09:01,368 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 14:09:01,376 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 14:09:01,392 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:09:01,392 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:09:01,392 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:09:01,392 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:09:01,392 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:09:01,393 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:09:01,393 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:09:01,393 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:09:01,402 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-12-07 14:09:01,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 14:09:01,406 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:01,407 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:01,407 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:01,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:01,411 INFO L82 PathProgramCache]: Analyzing trace with hash 881855315, now seen corresponding path program 1 times [2019-12-07 14:09:01,419 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:09:01,419 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [431666816] [2019-12-07 14:09:01,420 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 14:09:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:01,553 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 14:09:01,556 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:09:01,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:09:01,567 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:09:01,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:09:01,571 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [431666816] [2019-12-07 14:09:01,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:01,572 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 14:09:01,572 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848822157] [2019-12-07 14:09:01,575 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 14:09:01,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:09:01,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 14:09:01,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:09:01,586 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-12-07 14:09:01,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:01,605 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-12-07 14:09:01,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 14:09:01,606 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 14:09:01,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:01,613 INFO L225 Difference]: With dead ends: 108 [2019-12-07 14:09:01,613 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 14:09:01,615 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:09:01,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 14:09:01,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 14:09:01,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 14:09:01,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-12-07 14:09:01,648 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-12-07 14:09:01,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:01,648 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-12-07 14:09:01,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 14:09:01,648 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-12-07 14:09:01,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 14:09:01,649 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:01,649 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:01,850 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 14:09:01,850 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:01,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:01,851 INFO L82 PathProgramCache]: Analyzing trace with hash 1127498704, now seen corresponding path program 1 times [2019-12-07 14:09:01,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:09:01,853 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1695517089] [2019-12-07 14:09:01,853 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 14:09:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:01,994 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:09:01,996 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:09:02,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:09:02,009 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:09:02,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:09:02,018 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1695517089] [2019-12-07 14:09:02,018 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:02,018 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 14:09:02,018 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921345366] [2019-12-07 14:09:02,019 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:09:02,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:09:02,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:09:02,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:09:02,020 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 4 states. [2019-12-07 14:09:02,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:02,028 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-12-07 14:09:02,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:09:02,029 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 14:09:02,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:02,029 INFO L225 Difference]: With dead ends: 53 [2019-12-07 14:09:02,030 INFO L226 Difference]: Without dead ends: 27 [2019-12-07 14:09:02,030 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:09:02,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-12-07 14:09:02,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-12-07 14:09:02,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-12-07 14:09:02,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-12-07 14:09:02,033 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-12-07 14:09:02,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:02,034 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-12-07 14:09:02,034 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:09:02,034 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-12-07 14:09:02,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 14:09:02,034 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:02,035 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:02,235 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 14:09:02,236 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:02,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:02,237 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2019-12-07 14:09:02,238 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:09:02,239 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1602498] [2019-12-07 14:09:02,239 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 14:09:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:02,398 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 14:09:02,400 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:09:02,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:09:02,415 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:09:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:09:02,422 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1602498] [2019-12-07 14:09:02,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:02,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 14:09:02,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65216818] [2019-12-07 14:09:02,423 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 14:09:02,423 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:09:02,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 14:09:02,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:09:02,423 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2019-12-07 14:09:02,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:02,485 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2019-12-07 14:09:02,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 14:09:02,486 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-12-07 14:09:02,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:02,487 INFO L225 Difference]: With dead ends: 109 [2019-12-07 14:09:02,488 INFO L226 Difference]: Without dead ends: 88 [2019-12-07 14:09:02,488 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 14:09:02,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-12-07 14:09:02,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2019-12-07 14:09:02,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-12-07 14:09:02,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2019-12-07 14:09:02,495 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2019-12-07 14:09:02,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:02,495 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2019-12-07 14:09:02,495 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:09:02,496 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2019-12-07 14:09:02,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 14:09:02,496 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:02,496 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:02,697 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 14:09:02,698 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:02,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:02,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1956889594, now seen corresponding path program 1 times [2019-12-07 14:09:02,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:09:02,701 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [263659682] [2019-12-07 14:09:02,701 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 14:09:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:02,924 INFO L264 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 14:09:02,925 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:09:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:09:02,940 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:09:02,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:09:02,944 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [263659682] [2019-12-07 14:09:02,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:02,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 14:09:02,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940932722] [2019-12-07 14:09:02,944 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 14:09:02,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:09:02,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 14:09:02,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:09:02,945 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2019-12-07 14:09:03,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:03,007 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2019-12-07 14:09:03,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:09:03,008 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-12-07 14:09:03,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:03,008 INFO L225 Difference]: With dead ends: 130 [2019-12-07 14:09:03,008 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 14:09:03,009 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 14:09:03,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 14:09:03,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 14:09:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 14:09:03,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 14:09:03,010 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-12-07 14:09:03,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:03,010 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 14:09:03,010 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:09:03,010 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 14:09:03,010 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 14:09:03,211 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 14:09:03,215 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 14:09:03,396 INFO L246 CegarLoopResult]: For program point L448(lines 448 461) no Hoare annotation was computed. [2019-12-07 14:09:03,396 INFO L242 CegarLoopResult]: At program point L448-1(lines 1 839) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 14:09:03,397 INFO L246 CegarLoopResult]: For program point L448-2(lines 448 461) no Hoare annotation was computed. [2019-12-07 14:09:03,397 INFO L242 CegarLoopResult]: At program point L448-3(lines 1 839) the Hoare annotation is: false [2019-12-07 14:09:03,397 INFO L246 CegarLoopResult]: For program point L448-4(lines 448 461) no Hoare annotation was computed. [2019-12-07 14:09:03,397 INFO L242 CegarLoopResult]: At program point L448-5(lines 1 839) the Hoare annotation is: false [2019-12-07 14:09:03,397 INFO L242 CegarLoopResult]: At program point L250(lines 1 839) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 14:09:03,397 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 470) no Hoare annotation was computed. [2019-12-07 14:09:03,397 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-12-07 14:09:03,398 INFO L242 CegarLoopResult]: At program point L333(lines 328 336) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 14:09:03,398 INFO L242 CegarLoopResult]: At program point L333-1(lines 328 336) the Hoare annotation is: false [2019-12-07 14:09:03,398 INFO L242 CegarLoopResult]: At program point L333-2(lines 328 336) the Hoare annotation is: false [2019-12-07 14:09:03,398 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 14:09:03,398 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-12-07 14:09:03,398 INFO L242 CegarLoopResult]: At program point L103(lines 99 105) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 14:09:03,399 INFO L246 CegarLoopResult]: For program point L385(lines 384 429) no Hoare annotation was computed. [2019-12-07 14:09:03,399 INFO L246 CegarLoopResult]: For program point L154(lines 154 158) no Hoare annotation was computed. [2019-12-07 14:09:03,399 INFO L246 CegarLoopResult]: For program point L154-3(lines 154 158) no Hoare annotation was computed. [2019-12-07 14:09:03,399 INFO L246 CegarLoopResult]: For program point L154-6(lines 154 158) no Hoare annotation was computed. [2019-12-07 14:09:03,399 INFO L246 CegarLoopResult]: For program point L452(lines 452 458) no Hoare annotation was computed. [2019-12-07 14:09:03,399 INFO L246 CegarLoopResult]: For program point L386(lines 386 390) no Hoare annotation was computed. [2019-12-07 14:09:03,399 INFO L246 CegarLoopResult]: For program point L452-2(lines 452 458) no Hoare annotation was computed. [2019-12-07 14:09:03,399 INFO L246 CegarLoopResult]: For program point L452-4(lines 452 458) no Hoare annotation was computed. [2019-12-07 14:09:03,400 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-12-07 14:09:03,400 INFO L246 CegarLoopResult]: For program point L56-1(lines 274 280) no Hoare annotation was computed. [2019-12-07 14:09:03,400 INFO L249 CegarLoopResult]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-12-07 14:09:03,400 INFO L246 CegarLoopResult]: For program point L420(lines 420 424) no Hoare annotation was computed. [2019-12-07 14:09:03,400 INFO L246 CegarLoopResult]: For program point L420-2(lines 274 280) no Hoare annotation was computed. [2019-12-07 14:09:03,400 INFO L246 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2019-12-07 14:09:03,400 INFO L246 CegarLoopResult]: For program point L470-1(line 470) no Hoare annotation was computed. [2019-12-07 14:09:03,400 INFO L246 CegarLoopResult]: For program point L404(lines 404 410) no Hoare annotation was computed. [2019-12-07 14:09:03,401 INFO L246 CegarLoopResult]: For program point L470-2(line 470) no Hoare annotation was computed. [2019-12-07 14:09:03,401 INFO L242 CegarLoopResult]: At program point L404-1(lines 404 410) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 14:09:03,401 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 14:09:03,401 INFO L242 CegarLoopResult]: At program point L191(lines 186 194) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 14:09:03,401 INFO L242 CegarLoopResult]: At program point L191-1(lines 186 194) the Hoare annotation is: false [2019-12-07 14:09:03,401 INFO L242 CegarLoopResult]: At program point L191-2(lines 186 194) the Hoare annotation is: false [2019-12-07 14:09:03,401 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 470) no Hoare annotation was computed. [2019-12-07 14:09:03,402 INFO L242 CegarLoopResult]: At program point L274(lines 273 292) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 14:09:03,402 INFO L246 CegarLoopResult]: For program point L274-1(lines 274 280) no Hoare annotation was computed. [2019-12-07 14:09:03,402 INFO L242 CegarLoopResult]: At program point L274-2(lines 273 292) the Hoare annotation is: false [2019-12-07 14:09:03,402 INFO L242 CegarLoopResult]: At program point L274-3(lines 273 292) the Hoare annotation is: false [2019-12-07 14:09:03,402 INFO L242 CegarLoopResult]: At program point L258(lines 253 261) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 14:09:03,402 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 14:09:03,402 INFO L246 CegarLoopResult]: For program point L178(lines 178 182) no Hoare annotation was computed. [2019-12-07 14:09:03,403 INFO L246 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2019-12-07 14:09:03,403 INFO L242 CegarLoopResult]: At program point L394-1(lines 394 400) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 14:09:03,403 INFO L246 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-12-07 14:09:03,403 INFO L249 CegarLoopResult]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-12-07 14:09:03,403 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 14:09:03,403 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 470) no Hoare annotation was computed. [2019-12-07 14:09:03,404 INFO L242 CegarLoopResult]: At program point L281(lines 281 287) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 14:09:03,404 INFO L242 CegarLoopResult]: At program point L281-1(lines 281 287) the Hoare annotation is: false [2019-12-07 14:09:03,404 INFO L242 CegarLoopResult]: At program point L281-2(lines 281 287) the Hoare annotation is: false [2019-12-07 14:09:03,404 INFO L242 CegarLoopResult]: At program point L430(lines 383 431) the Hoare annotation is: false [2019-12-07 14:09:03,404 INFO L246 CegarLoopResult]: For program point L166(lines 166 170) no Hoare annotation was computed. [2019-12-07 14:09:03,404 INFO L246 CegarLoopResult]: For program point L414(lines 414 425) no Hoare annotation was computed. [2019-12-07 14:09:03,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:09:03 BoogieIcfgContainer [2019-12-07 14:09:03,419 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:09:03,420 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:09:03,420 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:09:03,420 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:09:03,421 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:09:01" (3/4) ... [2019-12-07 14:09:03,424 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 14:09:03,436 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 14:09:03,437 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 14:09:03,437 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 14:09:03,438 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 14:09:03,438 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 14:09:03,439 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 14:09:03,439 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 14:09:03,461 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 14:09:03,491 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6e90e14b-539f-4be9-a75b-d3ea6a76dc63/bin/utaipan/witness.graphml [2019-12-07 14:09:03,492 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:09:03,493 INFO L168 Benchmark]: Toolchain (without parser) took 3095.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 947.0 MB in the beginning and 870.3 MB in the end (delta: 76.7 MB). Peak memory consumption was 198.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:03,493 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:09:03,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:03,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:09:03,494 INFO L168 Benchmark]: Boogie Preprocessor took 24.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:03,495 INFO L168 Benchmark]: RCFGBuilder took 511.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:03,495 INFO L168 Benchmark]: TraceAbstraction took 2067.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 877.1 MB in the end (delta: 160.3 MB). Peak memory consumption was 160.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:03,495 INFO L168 Benchmark]: Witness Printer took 71.91 ms. Allocated memory is still 1.2 GB. Free memory was 877.1 MB in the beginning and 870.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:03,497 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 375.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 511.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2067.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 877.1 MB in the end (delta: 160.3 MB). Peak memory consumption was 160.3 MB. Max. memory is 11.5 GB. * Witness Printer took 71.91 ms. Allocated memory is still 1.2 GB. Free memory was 877.1 MB in the beginning and 870.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 470]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 470]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 470]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Result: SAFE, OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 217 SDtfs, 228 SDslu, 224 SDs, 0 SdLazy, 33 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 156 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred 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, 24 LocationsWithAnnotation, 24 PreInvPairs, 59 NumberOfFragments, 87 HoareAnnotationTreeSize, 24 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 4980 SizeOfPredicates, 7 NumberOfNonLiveVariables, 719 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...