./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.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_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/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 e860f9a133bb6d76e1501dcd276032def5c8511b ...................................................................................................................................... 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_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/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 e860f9a133bb6d76e1501dcd276032def5c8511b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:51:37,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:51:37,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:51:37,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:51:37,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:51:37,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:51:37,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:51:37,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:51:37,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:51:37,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:51:37,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:51:37,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:51:37,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:51:37,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:51:37,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:51:37,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:51:37,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:51:37,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:51:37,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:51:37,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:51:37,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:51:37,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:51:37,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:51:37,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:51:37,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:51:37,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:51:37,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:51:37,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:51:37,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:51:37,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:51:37,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:51:37,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:51:37,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:51:37,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:51:37,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:51:37,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:51:37,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:51:37,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:51:37,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:51:37,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:51:37,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:51:37,356 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 21:51:37,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:51:37,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:51:37,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:51:37,367 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:51:37,367 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:51:37,367 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:51:37,368 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 21:51:37,368 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:51:37,368 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:51:37,368 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 21:51:37,368 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 21:51:37,368 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:51:37,368 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 21:51:37,369 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 21:51:37,369 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 21:51:37,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:51:37,369 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 21:51:37,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:51:37,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 21:51:37,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:51:37,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:51:37,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:51:37,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:51:37,370 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:51:37,370 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 21:51:37,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:51:37,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:51:37,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:51:37,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:51:37,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:51:37,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:51:37,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:51:37,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:51:37,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:51:37,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:51:37,371 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 21:51:37,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 21:51:37,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:51:37,372 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:51:37,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:51:37,372 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_c4947c07-c9a8-46cc-9cac-590594ecda44/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 -> e860f9a133bb6d76e1501dcd276032def5c8511b [2019-12-07 21:51:37,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:51:37,478 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:51:37,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:51:37,481 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:51:37,481 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:51:37,481 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2019-12-07 21:51:37,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/data/3e9bdc869/02a64cb81adf4ef8b9648baa56a92b95/FLAG40dff2802 [2019-12-07 21:51:37,856 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:51:37,856 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2019-12-07 21:51:37,864 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/data/3e9bdc869/02a64cb81adf4ef8b9648baa56a92b95/FLAG40dff2802 [2019-12-07 21:51:37,873 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/data/3e9bdc869/02a64cb81adf4ef8b9648baa56a92b95 [2019-12-07 21:51:37,874 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:51:37,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:51:37,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:51:37,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:51:37,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:51:37,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:51:37" (1/1) ... [2019-12-07 21:51:37,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec2c2e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:37, skipping insertion in model container [2019-12-07 21:51:37,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:51:37" (1/1) ... [2019-12-07 21:51:37,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:51:37,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:51:38,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:51:38,136 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 21:51:38,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21ebb797 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:38, skipping insertion in model container [2019-12-07 21:51:38,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:51:38,137 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 21:51:38,138 INFO L168 Benchmark]: Toolchain (without parser) took 262.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -129.9 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 21:51:38,139 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:51:38,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -129.9 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 21:51:38,141 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 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 260.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -129.9 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 333]: 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 21:51:39,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:51:39,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:51:39,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:51:39,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:51:39,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:51:39,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:51:39,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:51:39,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:51:39,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:51:39,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:51:39,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:51:39,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:51:39,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:51:39,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:51:39,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:51:39,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:51:39,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:51:39,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:51:39,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:51:39,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:51:39,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:51:39,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:51:39,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:51:39,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:51:39,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:51:39,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:51:39,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:51:39,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:51:39,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:51:39,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:51:39,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:51:39,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:51:39,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:51:39,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:51:39,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:51:39,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:51:39,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:51:39,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:51:39,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:51:39,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:51:39,299 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 21:51:39,310 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:51:39,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:51:39,311 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:51:39,311 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:51:39,311 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:51:39,311 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:51:39,311 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:51:39,311 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:51:39,311 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:51:39,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:51:39,312 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 21:51:39,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 21:51:39,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:51:39,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:51:39,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:51:39,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:51:39,313 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:51:39,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 21:51:39,313 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 21:51:39,313 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 21:51:39,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:51:39,314 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:51:39,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:51:39,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:51:39,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 21:51:39,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:51:39,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:51:39,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:51:39,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:51:39,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:51:39,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:51:39,315 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 21:51:39,315 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 21:51:39,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:51:39,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:51:39,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:51:39,316 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_c4947c07-c9a8-46cc-9cac-590594ecda44/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 -> e860f9a133bb6d76e1501dcd276032def5c8511b [2019-12-07 21:51:39,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:51:39,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:51:39,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:51:39,506 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:51:39,506 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:51:39,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2019-12-07 21:51:39,542 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/data/e9d9105fa/85c8cc62eb754eecbb6a350aef1ffe3c/FLAG14d379d96 [2019-12-07 21:51:40,009 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:51:40,009 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2019-12-07 21:51:40,018 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/data/e9d9105fa/85c8cc62eb754eecbb6a350aef1ffe3c/FLAG14d379d96 [2019-12-07 21:51:40,027 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/data/e9d9105fa/85c8cc62eb754eecbb6a350aef1ffe3c [2019-12-07 21:51:40,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:51:40,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:51:40,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:51:40,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:51:40,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:51:40,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40, skipping insertion in model container [2019-12-07 21:51:40,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:51:40,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:51:40,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:51:40,293 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 21:51:40,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:51:40,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:51:40,350 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 21:51:40,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:51:40,416 INFO L208 MainTranslator]: Completed translation [2019-12-07 21:51:40,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40 WrapperNode [2019-12-07 21:51:40,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:51:40,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 21:51:40,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 21:51:40,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 21:51:40,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 21:51:40,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 21:51:40,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 21:51:40,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 21:51:40,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (1/1) ... [2019-12-07 21:51:40,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 21:51:40,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 21:51:40,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 21:51:40,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 21:51:40,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/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 21:51:40,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 21:51:40,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 21:51:40,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 21:51:40,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 21:51:40,943 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 21:51:40,943 INFO L287 CfgBuilder]: Removed 68 assume(true) statements. [2019-12-07 21:51:40,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:51:40 BoogieIcfgContainer [2019-12-07 21:51:40,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 21:51:40,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 21:51:40,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 21:51:40,947 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 21:51:40,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:51:40" (1/3) ... [2019-12-07 21:51:40,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af1b5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:51:40, skipping insertion in model container [2019-12-07 21:51:40,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:51:40" (2/3) ... [2019-12-07 21:51:40,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af1b5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:51:40, skipping insertion in model container [2019-12-07 21:51:40,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:51:40" (3/3) ... [2019-12-07 21:51:40,950 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2019-12-07 21:51:40,956 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 21:51:40,963 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 21:51:40,970 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 21:51:40,988 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 21:51:40,988 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 21:51:40,988 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 21:51:40,988 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 21:51:40,988 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 21:51:40,988 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 21:51:40,989 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 21:51:40,989 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 21:51:41,000 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-12-07 21:51:41,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 21:51:41,004 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:51:41,005 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:51:41,005 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:51:41,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:51:41,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1537784819, now seen corresponding path program 1 times [2019-12-07 21:51:41,018 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:51:41,018 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1706450354] [2019-12-07 21:51:41,018 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/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 21:51:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:51:41,144 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 21:51:41,148 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:51:41,158 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 21:51:41,159 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:51:41,162 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 21:51:41,162 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1706450354] [2019-12-07 21:51:41,163 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:51:41,163 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 21:51:41,164 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086935116] [2019-12-07 21:51:41,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 21:51:41,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:51:41,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 21:51:41,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 21:51:41,177 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-12-07 21:51:41,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:51:41,193 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-12-07 21:51:41,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 21:51:41,194 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 21:51:41,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:51:41,201 INFO L225 Difference]: With dead ends: 108 [2019-12-07 21:51:41,201 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 21:51:41,203 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 21:51:41,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 21:51:41,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 21:51:41,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 21:51:41,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-12-07 21:51:41,229 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-12-07 21:51:41,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:51:41,229 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-12-07 21:51:41,229 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 21:51:41,229 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-12-07 21:51:41,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 21:51:41,230 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:51:41,230 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 21:51:41,431 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 21:51:41,431 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:51:41,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:51:41,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1979941713, now seen corresponding path program 1 times [2019-12-07 21:51:41,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:51:41,433 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [862538237] [2019-12-07 21:51:41,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/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 21:51:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:51:41,625 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:51:41,626 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:51:41,639 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 21:51:41,639 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:51:41,648 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 21:51:41,648 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [862538237] [2019-12-07 21:51:41,648 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:51:41,648 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 21:51:41,648 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923560235] [2019-12-07 21:51:41,649 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:51:41,649 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:51:41,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:51:41,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:51:41,650 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 4 states. [2019-12-07 21:51:41,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:51:41,658 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-12-07 21:51:41,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:51:41,659 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 21:51:41,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:51:41,659 INFO L225 Difference]: With dead ends: 53 [2019-12-07 21:51:41,660 INFO L226 Difference]: Without dead ends: 27 [2019-12-07 21:51:41,660 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 21:51:41,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-12-07 21:51:41,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-12-07 21:51:41,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-12-07 21:51:41,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-12-07 21:51:41,663 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-12-07 21:51:41,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:51:41,664 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-12-07 21:51:41,664 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:51:41,664 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-12-07 21:51:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 21:51:41,664 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:51:41,665 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 21:51:41,865 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 21:51:41,866 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:51:41,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:51:41,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1992386864, now seen corresponding path program 1 times [2019-12-07 21:51:41,867 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:51:41,868 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1886091820] [2019-12-07 21:51:41,868 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/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 21:51:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:51:42,061 INFO L264 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 21:51:42,063 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:51:42,078 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 21:51:42,078 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:51:42,085 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 21:51:42,085 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1886091820] [2019-12-07 21:51:42,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:51:42,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 21:51:42,086 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252815247] [2019-12-07 21:51:42,086 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 21:51:42,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:51:42,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 21:51:42,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:51:42,087 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2019-12-07 21:51:42,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:51:42,160 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2019-12-07 21:51:42,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 21:51:42,161 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-12-07 21:51:42,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:51:42,162 INFO L225 Difference]: With dead ends: 109 [2019-12-07 21:51:42,162 INFO L226 Difference]: Without dead ends: 88 [2019-12-07 21:51:42,163 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 21:51:42,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-12-07 21:51:42,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2019-12-07 21:51:42,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-12-07 21:51:42,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2019-12-07 21:51:42,171 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2019-12-07 21:51:42,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:51:42,172 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2019-12-07 21:51:42,172 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 21:51:42,172 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2019-12-07 21:51:42,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 21:51:42,172 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:51:42,173 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 21:51:42,373 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 21:51:42,374 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:51:42,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:51:42,374 INFO L82 PathProgramCache]: Analyzing trace with hash 703007878, now seen corresponding path program 1 times [2019-12-07 21:51:42,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:51:42,376 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1091416263] [2019-12-07 21:51:42,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/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 21:51:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:51:42,575 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 21:51:42,577 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:51:42,591 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 21:51:42,591 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:51:42,594 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 21:51:42,594 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1091416263] [2019-12-07 21:51:42,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:51:42,595 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 21:51:42,595 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957498932] [2019-12-07 21:51:42,595 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 21:51:42,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:51:42,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 21:51:42,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:51:42,596 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2019-12-07 21:51:42,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:51:42,664 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2019-12-07 21:51:42,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 21:51:42,664 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-12-07 21:51:42,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:51:42,665 INFO L225 Difference]: With dead ends: 130 [2019-12-07 21:51:42,665 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 21:51:42,666 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 21:51:42,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 21:51:42,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 21:51:42,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 21:51:42,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 21:51:42,666 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-12-07 21:51:42,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:51:42,667 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 21:51:42,667 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 21:51:42,667 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 21:51:42,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 21:51:42,868 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 21:51:42,872 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 21:51:43,074 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 21:51:43,075 INFO L246 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2019-12-07 21:51:43,075 INFO L246 CegarLoopResult]: For program point L85(lines 85 89) no Hoare annotation was computed. [2019-12-07 21:51:43,075 INFO L249 CegarLoopResult]: At program point L300(lines 281 303) the Hoare annotation is: true [2019-12-07 21:51:43,075 INFO L246 CegarLoopResult]: For program point L168(lines 168 174) no Hoare annotation was computed. [2019-12-07 21:51:43,075 INFO L242 CegarLoopResult]: At program point L168-1(lines 168 174) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:51:43,075 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 21:51:43,075 INFO L246 CegarLoopResult]: For program point L186(lines 186 190) no Hoare annotation was computed. [2019-12-07 21:51:43,075 INFO L242 CegarLoopResult]: At program point L186-2(lines 682 688) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:51:43,076 INFO L242 CegarLoopResult]: At program point L682(lines 681 700) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:51:43,076 INFO L246 CegarLoopResult]: For program point L682-1(lines 682 688) no Hoare annotation was computed. [2019-12-07 21:51:43,076 INFO L242 CegarLoopResult]: At program point L682-2(lines 681 700) the Hoare annotation is: false [2019-12-07 21:51:43,076 INFO L242 CegarLoopResult]: At program point L682-3(lines 681 700) the Hoare annotation is: false [2019-12-07 21:51:43,076 INFO L242 CegarLoopResult]: At program point L864(lines 859 867) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 21:51:43,076 INFO L246 CegarLoopResult]: For program point L220(lines 220 224) no Hoare annotation was computed. [2019-12-07 21:51:43,076 INFO L246 CegarLoopResult]: For program point L220-1(lines 682 688) no Hoare annotation was computed. [2019-12-07 21:51:43,076 INFO L246 CegarLoopResult]: For program point L816(lines 816 829) no Hoare annotation was computed. [2019-12-07 21:51:43,077 INFO L242 CegarLoopResult]: At program point L816-1(lines 1 867) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:51:43,077 INFO L246 CegarLoopResult]: For program point L816-2(lines 816 829) no Hoare annotation was computed. [2019-12-07 21:51:43,077 INFO L242 CegarLoopResult]: At program point L816-3(lines 1 867) the Hoare annotation is: false [2019-12-07 21:51:43,077 INFO L246 CegarLoopResult]: For program point L816-4(lines 816 829) no Hoare annotation was computed. [2019-12-07 21:51:43,077 INFO L242 CegarLoopResult]: At program point L816-5(lines 1 867) the Hoare annotation is: false [2019-12-07 21:51:43,077 INFO L246 CegarLoopResult]: For program point L73(lines 73 77) no Hoare annotation was computed. [2019-12-07 21:51:43,077 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 21:51:43,077 INFO L246 CegarLoopResult]: For program point L158(lines 158 164) no Hoare annotation was computed. [2019-12-07 21:51:43,077 INFO L242 CegarLoopResult]: At program point L158-1(lines 158 164) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:51:43,077 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point L291(lines 291 298) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L249 CegarLoopResult]: At program point L291-1(lines 291 298) the Hoare annotation is: true [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point L820(lines 820 826) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point L820-2(lines 820 826) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point L820-4(lines 820 826) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point L61(lines 61 65) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2019-12-07 21:51:43,078 INFO L246 CegarLoopResult]: For program point L61-6(lines 61 65) no Hoare annotation was computed. [2019-12-07 21:51:43,079 INFO L242 CegarLoopResult]: At program point L689(lines 689 695) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:51:43,079 INFO L242 CegarLoopResult]: At program point L689-1(lines 689 695) the Hoare annotation is: false [2019-12-07 21:51:43,079 INFO L242 CegarLoopResult]: At program point L689-2(lines 689 695) the Hoare annotation is: false [2019-12-07 21:51:43,079 INFO L246 CegarLoopResult]: For program point L178(lines 178 191) no Hoare annotation was computed. [2019-12-07 21:51:43,079 INFO L242 CegarLoopResult]: At program point L856(lines 1 867) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 21:51:43,079 INFO L242 CegarLoopResult]: At program point L196(lines 147 197) the Hoare annotation is: false [2019-12-07 21:51:43,079 INFO L242 CegarLoopResult]: At program point L98(lines 93 101) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:51:43,079 INFO L242 CegarLoopResult]: At program point L98-1(lines 93 101) the Hoare annotation is: false [2019-12-07 21:51:43,080 INFO L242 CegarLoopResult]: At program point L98-2(lines 93 101) the Hoare annotation is: false [2019-12-07 21:51:43,080 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 21:51:43,080 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 21:51:43,080 INFO L242 CegarLoopResult]: At program point L759(lines 754 762) 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 21:51:43,080 INFO L242 CegarLoopResult]: At program point L759-1(lines 754 762) the Hoare annotation is: false [2019-12-07 21:51:43,080 INFO L242 CegarLoopResult]: At program point L759-2(lines 754 762) the Hoare annotation is: false [2019-12-07 21:51:43,081 INFO L246 CegarLoopResult]: For program point L149(lines 148 195) no Hoare annotation was computed. [2019-12-07 21:51:43,081 INFO L242 CegarLoopResult]: At program point L265(lines 261 267) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 21:51:43,081 INFO L246 CegarLoopResult]: For program point L150(lines 150 154) no Hoare annotation was computed. [2019-12-07 21:51:43,081 INFO L242 CegarLoopResult]: At program point L216-2(lines 216 230) the Hoare annotation is: false [2019-12-07 21:51:43,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 09:51:43 BoogieIcfgContainer [2019-12-07 21:51:43,094 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 21:51:43,094 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 21:51:43,094 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 21:51:43,094 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 21:51:43,095 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:51:40" (3/4) ... [2019-12-07 21:51:43,098 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 21:51:43,111 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 21:51:43,111 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 21:51:43,112 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 21:51:43,112 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 21:51:43,113 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 21:51:43,113 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 21:51:43,113 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 21:51:43,134 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 21:51:43,158 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c4947c07-c9a8-46cc-9cac-590594ecda44/bin/utaipan/witness.graphml [2019-12-07 21:51:43,159 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 21:51:43,160 INFO L168 Benchmark]: Toolchain (without parser) took 3129.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 953.7 MB in the beginning and 859.3 MB in the end (delta: 94.4 MB). Peak memory consumption was 222.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:51:43,160 INFO L168 Benchmark]: CDTParser took 0.13 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 21:51:43,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -156.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:51:43,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.06 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 21:51:43,160 INFO L168 Benchmark]: Boogie Preprocessor took 27.15 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 21:51:43,161 INFO L168 Benchmark]: RCFGBuilder took 460.04 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: 71.6 MB). Peak memory consumption was 71.6 MB. Max. memory is 11.5 GB. [2019-12-07 21:51:43,161 INFO L168 Benchmark]: TraceAbstraction took 2148.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 866.0 MB in the end (delta: 160.1 MB). Peak memory consumption was 160.1 MB. Max. memory is 11.5 GB. [2019-12-07 21:51:43,161 INFO L168 Benchmark]: Witness Printer took 64.46 ms. Allocated memory is still 1.2 GB. Free memory was 866.0 MB in the beginning and 859.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 21:51:43,162 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 385.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -156.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.06 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. * Boogie Preprocessor took 27.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 460.04 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: 71.6 MB). Peak memory consumption was 71.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2148.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 866.0 MB in the end (delta: 160.1 MB). Peak memory consumption was 160.1 MB. Max. memory is 11.5 GB. * Witness Printer took 64.46 ms. Allocated memory is still 1.2 GB. Free memory was 866.0 MB in the beginning and 859.3 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: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 168]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: 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: 0.2s, HoareTripleCheckerStatistics: 217 SDtfs, 258 SDslu, 219 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, 25 LocationsWithAnnotation, 25 PreInvPairs, 66 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 4980 SizeOfPredicates, 7 NumberOfNonLiveVariables, 721 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...