./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product58.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_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/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 e8e2fe939766c7a542c760a74550866c5b83d51d ...................................................................................................................................... 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_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/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 e8e2fe939766c7a542c760a74550866c5b83d51d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 12:58:19,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:58:19,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:58:19,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:58:19,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:58:19,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:58:19,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:58:19,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:58:19,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:58:19,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:58:19,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:58:19,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:58:19,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:58:19,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:58:19,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:58:19,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:58:19,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:58:19,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:58:19,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:58:19,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:58:19,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:58:19,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:58:19,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:58:19,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:58:19,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:58:19,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:58:19,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:58:19,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:58:19,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:58:19,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:58:19,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:58:19,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:58:19,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:58:19,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:58:19,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:58:19,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:58:19,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:58:19,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:58:19,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:58:19,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:58:19,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:58:19,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 12:58:19,489 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:58:19,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:58:19,490 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:58:19,490 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:58:19,490 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:58:19,490 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:58:19,491 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 12:58:19,491 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:58:19,491 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:58:19,491 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 12:58:19,491 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 12:58:19,491 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:58:19,492 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 12:58:19,492 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 12:58:19,492 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 12:58:19,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:58:19,493 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:58:19,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:58:19,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:58:19,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:58:19,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:58:19,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:58:19,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:58:19,494 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:58:19,494 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:58:19,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:58:19,495 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:58:19,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:58:19,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:58:19,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:58:19,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:58:19,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:58:19,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:58:19,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:58:19,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:58:19,496 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 12:58:19,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:58:19,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:58:19,497 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:58:19,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:58:19,497 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_1ce96104-cffc-4f4d-981d-fced3369240a/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 -> e8e2fe939766c7a542c760a74550866c5b83d51d [2019-12-07 12:58:19,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:58:19,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:58:19,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:58:19,622 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:58:19,623 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:58:19,623 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c [2019-12-07 12:58:19,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/data/2fbd27f26/627f4eb05c9d46b691f0b23426a80c54/FLAG58966903a [2019-12-07 12:58:20,096 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:58:20,097 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c [2019-12-07 12:58:20,106 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/data/2fbd27f26/627f4eb05c9d46b691f0b23426a80c54/FLAG58966903a [2019-12-07 12:58:20,444 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/data/2fbd27f26/627f4eb05c9d46b691f0b23426a80c54 [2019-12-07 12:58:20,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:58:20,449 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:58:20,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:58:20,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:58:20,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:58:20,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:58:20" (1/1) ... [2019-12-07 12:58:20,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea5806a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:20, skipping insertion in model container [2019-12-07 12:58:20,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:58:20" (1/1) ... [2019-12-07 12:58:20,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:58:20,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:58:20,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:58:20,724 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 12:58:20,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bfdc0db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:20, skipping insertion in model container [2019-12-07 12:58:20,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:58:20,725 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:58:20,727 INFO L168 Benchmark]: Toolchain (without parser) took 278.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:20,727 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:58:20,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -203.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:20,729 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 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 275.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -203.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 230]: 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 12:58:21,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:58:21,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:58:21,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:58:21,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:58:21,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:58:21,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:58:21,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:58:21,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:58:21,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:58:21,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:58:21,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:58:21,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:58:21,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:58:21,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:58:21,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:58:21,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:58:21,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:58:21,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:58:21,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:58:21,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:58:21,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:58:21,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:58:21,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:58:21,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:58:21,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:58:21,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:58:21,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:58:21,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:58:21,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:58:21,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:58:21,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:58:21,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:58:21,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:58:21,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:58:21,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:58:21,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:58:21,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:58:21,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:58:21,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:58:21,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:58:21,947 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 12:58:21,957 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:58:21,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:58:21,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:58:21,957 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:58:21,958 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:58:21,958 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:58:21,958 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:58:21,958 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:58:21,958 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:58:21,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:58:21,959 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:58:21,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:58:21,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:58:21,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:58:21,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:58:21,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:58:21,960 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:58:21,960 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 12:58:21,960 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 12:58:21,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:58:21,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:58:21,960 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:58:21,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:58:21,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:58:21,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:58:21,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:58:21,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:58:21,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:58:21,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:58:21,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:58:21,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:58:21,961 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 12:58:21,962 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 12:58:21,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:58:21,962 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:58:21,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:58:21,962 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_1ce96104-cffc-4f4d-981d-fced3369240a/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 -> e8e2fe939766c7a542c760a74550866c5b83d51d [2019-12-07 12:58:22,140 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:58:22,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:58:22,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:58:22,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:58:22,152 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:58:22,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c [2019-12-07 12:58:22,191 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/data/53f66bb26/302c6c43cac5412da178bc1f24c9da91/FLAGe8f200fdc [2019-12-07 12:58:22,617 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:58:22,618 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c [2019-12-07 12:58:22,627 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/data/53f66bb26/302c6c43cac5412da178bc1f24c9da91/FLAGe8f200fdc [2019-12-07 12:58:22,971 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/data/53f66bb26/302c6c43cac5412da178bc1f24c9da91 [2019-12-07 12:58:22,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:58:22,974 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:58:22,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:58:22,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:58:22,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:58:22,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:58:22" (1/1) ... [2019-12-07 12:58:22,980 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 12:58:22, skipping insertion in model container [2019-12-07 12:58:22,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:58:22" (1/1) ... [2019-12-07 12:58:22,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:58:23,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:58:23,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:58:23,235 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 12:58:23,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:58:23,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:58:23,284 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 12:58:23,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:58:23,347 INFO L208 MainTranslator]: Completed translation [2019-12-07 12:58:23,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23 WrapperNode [2019-12-07 12:58:23,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:58:23,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 12:58:23,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 12:58:23,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 12:58:23,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 12:58:23,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 12:58:23,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 12:58:23,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 12:58:23,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 12:58:23,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 12:58:23,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 12:58:23,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 12:58:23,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/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 12:58:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 12:58:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 12:58:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 12:58:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 12:58:24,075 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 12:58:24,075 INFO L287 CfgBuilder]: Removed 208 assume(true) statements. [2019-12-07 12:58:24,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:58:24 BoogieIcfgContainer [2019-12-07 12:58:24,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 12:58:24,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 12:58:24,077 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 12:58:24,079 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 12:58:24,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:58:22" (1/3) ... [2019-12-07 12:58:24,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@644c6e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:58:24, skipping insertion in model container [2019-12-07 12:58:24,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (2/3) ... [2019-12-07 12:58:24,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@644c6e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:58:24, skipping insertion in model container [2019-12-07 12:58:24,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:58:24" (3/3) ... [2019-12-07 12:58:24,081 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product58.cil.c [2019-12-07 12:58:24,088 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 12:58:24,094 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 12:58:24,101 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 12:58:24,118 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 12:58:24,118 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 12:58:24,119 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 12:58:24,119 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 12:58:24,119 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 12:58:24,119 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 12:58:24,119 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 12:58:24,119 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 12:58:24,131 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2019-12-07 12:58:24,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 12:58:24,135 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:24,136 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:58:24,136 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:24,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:24,140 INFO L82 PathProgramCache]: Analyzing trace with hash -2088069929, now seen corresponding path program 1 times [2019-12-07 12:58:24,148 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:24,149 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1958674798] [2019-12-07 12:58:24,149 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/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 12:58:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:24,281 INFO L264 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 12:58:24,285 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:24,295 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 12:58:24,295 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:24,299 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 12:58:24,300 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1958674798] [2019-12-07 12:58:24,300 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:58:24,300 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 12:58:24,301 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936841834] [2019-12-07 12:58:24,304 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 12:58:24,304 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:24,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 12:58:24,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 12:58:24,315 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 2 states. [2019-12-07 12:58:24,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:24,339 INFO L93 Difference]: Finished difference Result 281 states and 418 transitions. [2019-12-07 12:58:24,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 12:58:24,340 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-12-07 12:58:24,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:24,349 INFO L225 Difference]: With dead ends: 281 [2019-12-07 12:58:24,349 INFO L226 Difference]: Without dead ends: 140 [2019-12-07 12:58:24,352 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 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 12:58:24,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-12-07 12:58:24,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-12-07 12:58:24,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-12-07 12:58:24,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 201 transitions. [2019-12-07 12:58:24,385 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 201 transitions. Word has length 19 [2019-12-07 12:58:24,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:24,385 INFO L462 AbstractCegarLoop]: Abstraction has 140 states and 201 transitions. [2019-12-07 12:58:24,385 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 12:58:24,386 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2019-12-07 12:58:24,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 12:58:24,386 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:24,387 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] [2019-12-07 12:58:24,587 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 12:58:24,587 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:24,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:24,588 INFO L82 PathProgramCache]: Analyzing trace with hash -282050376, now seen corresponding path program 1 times [2019-12-07 12:58:24,588 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:24,588 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2022704108] [2019-12-07 12:58:24,589 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/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 12:58:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:24,714 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:58:24,716 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:24,729 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 12:58:24,729 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:24,738 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 12:58:24,739 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2022704108] [2019-12-07 12:58:24,739 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:58:24,739 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 12:58:24,739 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209969866] [2019-12-07 12:58:24,741 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:58:24,741 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:24,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:58:24,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:58:24,742 INFO L87 Difference]: Start difference. First operand 140 states and 201 transitions. Second operand 4 states. [2019-12-07 12:58:24,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:24,757 INFO L93 Difference]: Finished difference Result 140 states and 201 transitions. [2019-12-07 12:58:24,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:58:24,758 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-07 12:58:24,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:24,759 INFO L225 Difference]: With dead ends: 140 [2019-12-07 12:58:24,759 INFO L226 Difference]: Without dead ends: 57 [2019-12-07 12:58:24,760 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 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 12:58:24,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-12-07 12:58:24,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2019-12-07 12:58:24,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-12-07 12:58:24,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2019-12-07 12:58:24,766 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2019-12-07 12:58:24,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:24,766 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2019-12-07 12:58:24,766 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:58:24,766 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2019-12-07 12:58:24,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 12:58:24,767 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:24,767 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:58:24,968 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 12:58:24,968 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:24,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:24,969 INFO L82 PathProgramCache]: Analyzing trace with hash 699838073, now seen corresponding path program 1 times [2019-12-07 12:58:24,970 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:24,970 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1207357045] [2019-12-07 12:58:24,970 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/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 12:58:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:25,110 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:58:25,111 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:25,118 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 12:58:25,118 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:25,125 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 12:58:25,125 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1207357045] [2019-12-07 12:58:25,125 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:58:25,125 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 12:58:25,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325016944] [2019-12-07 12:58:25,126 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:58:25,126 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:25,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:58:25,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:58:25,127 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 4 states. [2019-12-07 12:58:25,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:25,172 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2019-12-07 12:58:25,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:58:25,172 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-12-07 12:58:25,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:25,173 INFO L225 Difference]: With dead ends: 107 [2019-12-07 12:58:25,173 INFO L226 Difference]: Without dead ends: 57 [2019-12-07 12:58:25,174 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 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 12:58:25,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-12-07 12:58:25,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2019-12-07 12:58:25,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-12-07 12:58:25,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 80 transitions. [2019-12-07 12:58:25,179 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 80 transitions. Word has length 26 [2019-12-07 12:58:25,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:25,179 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 80 transitions. [2019-12-07 12:58:25,179 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:58:25,179 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2019-12-07 12:58:25,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-07 12:58:25,180 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:25,180 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:58:25,381 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 12:58:25,381 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:25,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:25,382 INFO L82 PathProgramCache]: Analyzing trace with hash -649900478, now seen corresponding path program 1 times [2019-12-07 12:58:25,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:25,383 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1503594430] [2019-12-07 12:58:25,383 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/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 12:58:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:25,560 INFO L264 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:58:25,562 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:25,567 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 12:58:25,567 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:25,569 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 12:58:25,569 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1503594430] [2019-12-07 12:58:25,569 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:58:25,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 12:58:25,570 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522966036] [2019-12-07 12:58:25,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:58:25,570 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:25,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:58:25,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:58:25,571 INFO L87 Difference]: Start difference. First operand 57 states and 80 transitions. Second operand 3 states. [2019-12-07 12:58:25,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:25,621 INFO L93 Difference]: Finished difference Result 131 states and 187 transitions. [2019-12-07 12:58:25,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:58:25,621 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-12-07 12:58:25,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:25,622 INFO L225 Difference]: With dead ends: 131 [2019-12-07 12:58:25,622 INFO L226 Difference]: Without dead ends: 81 [2019-12-07 12:58:25,623 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:58:25,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2019-12-07 12:58:25,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2019-12-07 12:58:25,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2019-12-07 12:58:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 110 transitions. [2019-12-07 12:58:25,631 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 110 transitions. Word has length 28 [2019-12-07 12:58:25,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:25,631 INFO L462 AbstractCegarLoop]: Abstraction has 79 states and 110 transitions. [2019-12-07 12:58:25,631 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:58:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2019-12-07 12:58:25,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 12:58:25,632 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:25,632 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:58:25,833 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 12:58:25,833 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:25,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:25,834 INFO L82 PathProgramCache]: Analyzing trace with hash 33266286, now seen corresponding path program 1 times [2019-12-07 12:58:25,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:25,835 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [701289] [2019-12-07 12:58:25,835 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 12:58:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:25,987 INFO L264 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:58:25,988 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:26,001 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 12:58:26,001 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:26,008 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 12:58:26,008 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [701289] [2019-12-07 12:58:26,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:58:26,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 12:58:26,008 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954713330] [2019-12-07 12:58:26,009 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 12:58:26,009 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:26,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 12:58:26,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 12:58:26,009 INFO L87 Difference]: Start difference. First operand 79 states and 110 transitions. Second operand 5 states. [2019-12-07 12:58:26,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:26,124 INFO L93 Difference]: Finished difference Result 266 states and 375 transitions. [2019-12-07 12:58:26,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 12:58:26,125 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-07 12:58:26,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:26,126 INFO L225 Difference]: With dead ends: 266 [2019-12-07 12:58:26,126 INFO L226 Difference]: Without dead ends: 194 [2019-12-07 12:58:26,127 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 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 12:58:26,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2019-12-07 12:58:26,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 78. [2019-12-07 12:58:26,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-12-07 12:58:26,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 107 transitions. [2019-12-07 12:58:26,136 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 107 transitions. Word has length 34 [2019-12-07 12:58:26,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:26,136 INFO L462 AbstractCegarLoop]: Abstraction has 78 states and 107 transitions. [2019-12-07 12:58:26,136 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 12:58:26,136 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2019-12-07 12:58:26,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 12:58:26,137 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:26,137 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:58:26,338 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 12:58:26,338 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:26,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:26,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1851586710, now seen corresponding path program 1 times [2019-12-07 12:58:26,340 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:26,340 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [809082014] [2019-12-07 12:58:26,340 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 12:58:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:26,464 INFO L264 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:58:26,466 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:26,480 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 12:58:26,480 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:26,485 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 12:58:26,486 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [809082014] [2019-12-07 12:58:26,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:58:26,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 12:58:26,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445329933] [2019-12-07 12:58:26,487 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 12:58:26,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:26,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 12:58:26,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 12:58:26,487 INFO L87 Difference]: Start difference. First operand 78 states and 107 transitions. Second operand 5 states. [2019-12-07 12:58:26,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:26,548 INFO L93 Difference]: Finished difference Result 198 states and 272 transitions. [2019-12-07 12:58:26,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 12:58:26,549 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-12-07 12:58:26,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:26,549 INFO L225 Difference]: With dead ends: 198 [2019-12-07 12:58:26,549 INFO L226 Difference]: Without dead ends: 127 [2019-12-07 12:58:26,550 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 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 12:58:26,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2019-12-07 12:58:26,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 84. [2019-12-07 12:58:26,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-12-07 12:58:26,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 113 transitions. [2019-12-07 12:58:26,557 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 113 transitions. Word has length 37 [2019-12-07 12:58:26,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:26,557 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 113 transitions. [2019-12-07 12:58:26,557 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 12:58:26,557 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2019-12-07 12:58:26,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 12:58:26,558 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:26,558 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:58:26,758 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 12:58:26,759 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:26,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:26,759 INFO L82 PathProgramCache]: Analyzing trace with hash 840469460, now seen corresponding path program 1 times [2019-12-07 12:58:26,760 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:26,760 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1139142514] [2019-12-07 12:58:26,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 12:58:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:26,881 INFO L264 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 12:58:26,882 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:26,890 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 12:58:26,890 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:26,900 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 12:58:26,900 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1139142514] [2019-12-07 12:58:26,900 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:58:26,900 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 12:58:26,900 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503559795] [2019-12-07 12:58:26,901 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 12:58:26,901 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:26,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 12:58:26,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 12:58:26,901 INFO L87 Difference]: Start difference. First operand 84 states and 113 transitions. Second operand 6 states. [2019-12-07 12:58:26,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:26,936 INFO L93 Difference]: Finished difference Result 215 states and 289 transitions. [2019-12-07 12:58:26,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 12:58:26,936 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2019-12-07 12:58:26,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:26,937 INFO L225 Difference]: With dead ends: 215 [2019-12-07 12:58:26,937 INFO L226 Difference]: Without dead ends: 138 [2019-12-07 12:58:26,938 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 12:58:26,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-12-07 12:58:26,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 88. [2019-12-07 12:58:26,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2019-12-07 12:58:26,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 117 transitions. [2019-12-07 12:58:26,948 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 117 transitions. Word has length 37 [2019-12-07 12:58:26,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:26,948 INFO L462 AbstractCegarLoop]: Abstraction has 88 states and 117 transitions. [2019-12-07 12:58:26,948 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 12:58:26,948 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2019-12-07 12:58:26,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 12:58:26,949 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:26,950 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:58:27,150 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 12:58:27,151 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:27,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:27,151 INFO L82 PathProgramCache]: Analyzing trace with hash -180598894, now seen corresponding path program 1 times [2019-12-07 12:58:27,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:27,152 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [64178990] [2019-12-07 12:58:27,153 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-12-07 12:58:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:27,291 INFO L264 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:58:27,292 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:27,297 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 12:58:27,297 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:27,304 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 12:58:27,305 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [64178990] [2019-12-07 12:58:27,305 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:58:27,305 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 12:58:27,305 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077560217] [2019-12-07 12:58:27,305 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:58:27,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:27,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:58:27,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:58:27,306 INFO L87 Difference]: Start difference. First operand 88 states and 117 transitions. Second operand 4 states. [2019-12-07 12:58:27,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:27,353 INFO L93 Difference]: Finished difference Result 258 states and 347 transitions. [2019-12-07 12:58:27,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 12:58:27,353 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2019-12-07 12:58:27,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:27,355 INFO L225 Difference]: With dead ends: 258 [2019-12-07 12:58:27,355 INFO L226 Difference]: Without dead ends: 177 [2019-12-07 12:58:27,355 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 70 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 12:58:27,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2019-12-07 12:58:27,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 147. [2019-12-07 12:58:27,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-12-07 12:58:27,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 196 transitions. [2019-12-07 12:58:27,368 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 196 transitions. Word has length 37 [2019-12-07 12:58:27,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:27,369 INFO L462 AbstractCegarLoop]: Abstraction has 147 states and 196 transitions. [2019-12-07 12:58:27,369 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:58:27,369 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 196 transitions. [2019-12-07 12:58:27,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-07 12:58:27,370 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:27,370 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:58:27,571 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 12:58:27,571 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:27,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:27,572 INFO L82 PathProgramCache]: Analyzing trace with hash 1355199058, now seen corresponding path program 1 times [2019-12-07 12:58:27,572 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:27,573 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1978600060] [2019-12-07 12:58:27,573 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2019-12-07 12:58:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:27,701 INFO L264 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 12:58:27,702 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:27,722 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 12:58:27,722 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:27,726 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 12:58:27,726 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1978600060] [2019-12-07 12:58:27,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:58:27,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 12:58:27,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368262808] [2019-12-07 12:58:27,727 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 12:58:27,727 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:27,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 12:58:27,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 12:58:27,727 INFO L87 Difference]: Start difference. First operand 147 states and 196 transitions. Second operand 6 states. [2019-12-07 12:58:28,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:28,017 INFO L93 Difference]: Finished difference Result 714 states and 962 transitions. [2019-12-07 12:58:28,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 12:58:28,018 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2019-12-07 12:58:28,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:28,020 INFO L225 Difference]: With dead ends: 714 [2019-12-07 12:58:28,020 INFO L226 Difference]: Without dead ends: 574 [2019-12-07 12:58:28,021 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-12-07 12:58:28,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2019-12-07 12:58:28,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 260. [2019-12-07 12:58:28,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2019-12-07 12:58:28,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 342 transitions. [2019-12-07 12:58:28,040 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 342 transitions. Word has length 38 [2019-12-07 12:58:28,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:28,040 INFO L462 AbstractCegarLoop]: Abstraction has 260 states and 342 transitions. [2019-12-07 12:58:28,040 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 12:58:28,040 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 342 transitions. [2019-12-07 12:58:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-07 12:58:28,041 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:28,041 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:58:28,241 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 12:58:28,242 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:28,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:28,242 INFO L82 PathProgramCache]: Analyzing trace with hash 730179745, now seen corresponding path program 1 times [2019-12-07 12:58:28,242 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:28,243 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100919201] [2019-12-07 12:58:28,243 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2019-12-07 12:58:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:28,352 INFO L264 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 12:58:28,354 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-07 12:58:28,376 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:28,380 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:58:28,402 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-07 12:58:28,402 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100919201] [2019-12-07 12:58:28,402 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [656346923] [2019-12-07 12:58:28,403 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 12:58:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:28,495 INFO L264 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 12:58:28,496 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:58:28,536 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:28,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:58:28,572 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074856226] [2019-12-07 12:58:28,572 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 12:58:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:28,672 INFO L264 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:58:28,673 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:58:28,679 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:58:28,683 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2019-12-07 12:58:28,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2019-12-07 12:58:28,684 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552308384] [2019-12-07 12:58:28,684 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-12-07 12:58:28,684 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:28,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-12-07 12:58:28,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-12-07 12:58:28,685 INFO L87 Difference]: Start difference. First operand 260 states and 342 transitions. Second operand 15 states. [2019-12-07 12:58:30,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:30,824 INFO L93 Difference]: Finished difference Result 1929 states and 2658 transitions. [2019-12-07 12:58:30,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2019-12-07 12:58:30,825 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 61 [2019-12-07 12:58:30,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:30,834 INFO L225 Difference]: With dead ends: 1929 [2019-12-07 12:58:30,834 INFO L226 Difference]: Without dead ends: 1676 [2019-12-07 12:58:30,839 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 418 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2841 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1549, Invalid=6641, Unknown=0, NotChecked=0, Total=8190 [2019-12-07 12:58:30,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1676 states. [2019-12-07 12:58:30,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1676 to 398. [2019-12-07 12:58:30,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2019-12-07 12:58:30,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 519 transitions. [2019-12-07 12:58:30,884 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 519 transitions. Word has length 61 [2019-12-07 12:58:30,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:30,884 INFO L462 AbstractCegarLoop]: Abstraction has 398 states and 519 transitions. [2019-12-07 12:58:30,884 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-12-07 12:58:30,884 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 519 transitions. [2019-12-07 12:58:30,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-07 12:58:30,886 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:58:30,886 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:58:31,486 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 cvc4 --incremental --print-success --lang smt --rewrite-divk,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3 [2019-12-07 12:58:31,487 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:58:31,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:31,488 INFO L82 PathProgramCache]: Analyzing trace with hash -2070333154, now seen corresponding path program 1 times [2019-12-07 12:58:31,488 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:58:31,488 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1304600744] [2019-12-07 12:58:31,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2019-12-07 12:58:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:58:31,608 INFO L264 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:58:31,610 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:58:31,625 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-07 12:58:31,625 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:58:31,650 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-07 12:58:31,650 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1304600744] [2019-12-07 12:58:31,650 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:58:31,650 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 12:58:31,651 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311218359] [2019-12-07 12:58:31,651 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 12:58:31,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:58:31,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 12:58:31,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 12:58:31,651 INFO L87 Difference]: Start difference. First operand 398 states and 519 transitions. Second operand 8 states. [2019-12-07 12:58:31,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:58:31,704 INFO L93 Difference]: Finished difference Result 593 states and 763 transitions. [2019-12-07 12:58:31,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 12:58:31,704 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2019-12-07 12:58:31,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:58:31,705 INFO L225 Difference]: With dead ends: 593 [2019-12-07 12:58:31,705 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 12:58:31,706 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 12:58:31,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 12:58:31,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 12:58:31,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 12:58:31,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 12:58:31,706 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 109 [2019-12-07 12:58:31,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:58:31,707 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 12:58:31,707 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 12:58:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 12:58:31,707 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 12:58:31,907 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2019-12-07 12:58:31,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 12:58:32,663 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 30 [2019-12-07 12:58:32,872 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2019-12-07 12:58:33,118 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 27 [2019-12-07 12:58:33,331 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 26 [2019-12-07 12:58:33,557 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 29 [2019-12-07 12:58:33,731 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 29 [2019-12-07 12:58:33,889 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 31 [2019-12-07 12:58:34,266 WARN L192 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 25 [2019-12-07 12:58:34,612 WARN L192 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 25 [2019-12-07 12:58:34,842 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 28 [2019-12-07 12:58:35,160 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 25 [2019-12-07 12:58:35,200 INFO L246 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2019-12-07 12:58:35,201 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 675) no Hoare annotation was computed. [2019-12-07 12:58:35,201 INFO L242 CegarLoopResult]: At program point L729-2(lines 729 733) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse0 .cse2 .cse3))) [2019-12-07 12:58:35,201 INFO L246 CegarLoopResult]: For program point L796(lines 796 804) no Hoare annotation was computed. [2019-12-07 12:58:35,201 INFO L246 CegarLoopResult]: For program point L796-1(lines 796 804) no Hoare annotation was computed. [2019-12-07 12:58:35,201 INFO L246 CegarLoopResult]: For program point L796-2(lines 796 804) no Hoare annotation was computed. [2019-12-07 12:58:35,201 INFO L246 CegarLoopResult]: For program point L796-3(lines 796 804) no Hoare annotation was computed. [2019-12-07 12:58:35,201 INFO L246 CegarLoopResult]: For program point L796-4(lines 796 804) no Hoare annotation was computed. [2019-12-07 12:58:35,201 INFO L246 CegarLoopResult]: For program point L796-5(lines 796 804) no Hoare annotation was computed. [2019-12-07 12:58:35,201 INFO L242 CegarLoopResult]: At program point L169(lines 760 766) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse0 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse1 .cse2 .cse3) (and .cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse0 .cse5 .cse2 .cse3))) [2019-12-07 12:58:35,201 INFO L242 CegarLoopResult]: At program point L136(lines 127 140) the Hoare annotation is: false [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L169-1(lines 760 766) the Hoare annotation is: false [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L136-1(lines 127 140) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2 .cse3))) [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L169-2(lines 760 766) the Hoare annotation is: false [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L136-2(lines 127 140) the Hoare annotation is: false [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L136-3(lines 127 140) the Hoare annotation is: false [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L136-4(lines 127 140) the Hoare annotation is: false [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L136-5(lines 127 140) the Hoare annotation is: false [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L963(lines 948 966) the Hoare annotation is: (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~3 (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_isLowWaterLevel_~tmp~10 (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L963-1(lines 948 966) the Hoare annotation is: false [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L963-2(lines 948 966) the Hoare annotation is: false [2019-12-07 12:58:35,202 INFO L249 CegarLoopResult]: At program point L666(lines 647 669) the Hoare annotation is: true [2019-12-07 12:58:35,202 INFO L242 CegarLoopResult]: At program point L998(lines 1 1009) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:58:35,203 INFO L242 CegarLoopResult]: At program point L767(lines 767 773) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2 .cse3) (and (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse4 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3))) [2019-12-07 12:58:35,203 INFO L242 CegarLoopResult]: At program point L767-1(lines 767 773) the Hoare annotation is: false [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point L701(lines 701 707) no Hoare annotation was computed. [2019-12-07 12:58:35,203 INFO L242 CegarLoopResult]: At program point L767-2(lines 767 773) the Hoare annotation is: false [2019-12-07 12:58:35,203 INFO L242 CegarLoopResult]: At program point L701-1(lines 701 707) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse0 .cse2 .cse3))) [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 675) no Hoare annotation was computed. [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2019-12-07 12:58:35,203 INFO L242 CegarLoopResult]: At program point L739(lines 690 740) the Hoare annotation is: false [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point L938(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point L938-2(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point L938-3(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point L938-5(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point L938-6(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point L938-8(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point L938-9(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,203 INFO L246 CegarLoopResult]: For program point L938-11(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L246 CegarLoopResult]: For program point L938-12(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L246 CegarLoopResult]: For program point L938-14(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L246 CegarLoopResult]: For program point L938-15(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L246 CegarLoopResult]: For program point L938-17(lines 938 942) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L242 CegarLoopResult]: At program point L146(lines 141 149) the Hoare annotation is: (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 12:58:35,204 INFO L242 CegarLoopResult]: At program point L146-1(lines 141 149) the Hoare annotation is: false [2019-12-07 12:58:35,204 INFO L242 CegarLoopResult]: At program point L146-2(lines 141 149) the Hoare annotation is: false [2019-12-07 12:58:35,204 INFO L246 CegarLoopResult]: For program point L675(line 675) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L246 CegarLoopResult]: For program point L675-1(line 675) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L246 CegarLoopResult]: For program point L675-2(line 675) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L246 CegarLoopResult]: For program point L180(lines 180 197) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L242 CegarLoopResult]: At program point L180-1(lines 1 1009) the Hoare annotation is: (let ((.cse0 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse6 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse4 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2 .cse4 .cse5))) [2019-12-07 12:58:35,204 INFO L246 CegarLoopResult]: For program point L180-2(lines 180 197) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L242 CegarLoopResult]: At program point L180-3(lines 1 1009) the Hoare annotation is: false [2019-12-07 12:58:35,204 INFO L246 CegarLoopResult]: For program point L180-4(lines 180 197) no Hoare annotation was computed. [2019-12-07 12:58:35,204 INFO L242 CegarLoopResult]: At program point L180-5(lines 1 1009) the Hoare annotation is: false [2019-12-07 12:58:35,204 INFO L242 CegarLoopResult]: At program point L1006(lines 1001 1009) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:58:35,205 INFO L246 CegarLoopResult]: For program point L711(lines 711 717) no Hoare annotation was computed. [2019-12-07 12:58:35,205 INFO L242 CegarLoopResult]: At program point L711-1(lines 711 717) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse0 .cse2 .cse3))) [2019-12-07 12:58:35,205 INFO L242 CegarLoopResult]: At program point L580-2(lines 580 594) the Hoare annotation is: false [2019-12-07 12:58:35,205 INFO L246 CegarLoopResult]: For program point L184(lines 184 194) no Hoare annotation was computed. [2019-12-07 12:58:35,205 INFO L246 CegarLoopResult]: For program point L184-2(lines 184 194) no Hoare annotation was computed. [2019-12-07 12:58:35,205 INFO L246 CegarLoopResult]: For program point L184-4(lines 184 194) no Hoare annotation was computed. [2019-12-07 12:58:35,205 INFO L242 CegarLoopResult]: At program point L944(lines 929 947) the Hoare annotation is: false [2019-12-07 12:58:35,205 INFO L242 CegarLoopResult]: At program point L944-1(lines 929 947) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 (_ bv0 32)) .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse2 .cse3 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~9 (_ bv0 32)))) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2 .cse3))) [2019-12-07 12:58:35,205 INFO L242 CegarLoopResult]: At program point L944-2(lines 929 947) the Hoare annotation is: false [2019-12-07 12:58:35,205 INFO L242 CegarLoopResult]: At program point L944-3(lines 929 947) the Hoare annotation is: false [2019-12-07 12:58:35,205 INFO L242 CegarLoopResult]: At program point L944-4(lines 929 947) the Hoare annotation is: false [2019-12-07 12:58:35,205 INFO L242 CegarLoopResult]: At program point L944-5(lines 929 947) the Hoare annotation is: false [2019-12-07 12:58:35,205 INFO L246 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2019-12-07 12:58:35,205 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 12:58:35,206 INFO L246 CegarLoopResult]: For program point L185(lines 185 191) no Hoare annotation was computed. [2019-12-07 12:58:35,206 INFO L246 CegarLoopResult]: For program point L185-2(lines 185 191) no Hoare annotation was computed. [2019-12-07 12:58:35,206 INFO L246 CegarLoopResult]: For program point L185-4(lines 185 191) no Hoare annotation was computed. [2019-12-07 12:58:35,206 INFO L246 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2019-12-07 12:58:35,206 INFO L246 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2019-12-07 12:58:35,206 INFO L242 CegarLoopResult]: At program point L880(lines 873 883) the Hoare annotation is: false [2019-12-07 12:58:35,206 INFO L246 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2019-12-07 12:58:35,206 INFO L242 CegarLoopResult]: At program point L880-1(lines 873 883) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 12:58:35,206 INFO L242 CegarLoopResult]: At program point L880-2(lines 873 883) the Hoare annotation is: false [2019-12-07 12:58:35,206 INFO L242 CegarLoopResult]: At program point L880-3(lines 873 883) the Hoare annotation is: false [2019-12-07 12:58:35,206 INFO L242 CegarLoopResult]: At program point L880-4(lines 873 883) the Hoare annotation is: false [2019-12-07 12:58:35,206 INFO L242 CegarLoopResult]: At program point L880-5(lines 873 883) the Hoare annotation is: false [2019-12-07 12:58:35,206 INFO L246 CegarLoopResult]: For program point L584(lines 584 588) no Hoare annotation was computed. [2019-12-07 12:58:35,206 INFO L246 CegarLoopResult]: For program point L584-1(lines 584 588) no Hoare annotation was computed. [2019-12-07 12:58:35,206 INFO L242 CegarLoopResult]: At program point L123(lines 118 126) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse3 .cse4) (and (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2019-12-07 12:58:35,206 INFO L242 CegarLoopResult]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2019-12-07 12:58:35,206 INFO L242 CegarLoopResult]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 12:58:35,207 INFO L242 CegarLoopResult]: At program point L91(lines 86 94) the Hoare annotation is: false [2019-12-07 12:58:35,207 INFO L242 CegarLoopResult]: At program point L91-1(lines 86 94) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 12:58:35,207 INFO L242 CegarLoopResult]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2019-12-07 12:58:35,207 INFO L242 CegarLoopResult]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2019-12-07 12:58:35,207 INFO L242 CegarLoopResult]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2019-12-07 12:58:35,207 INFO L242 CegarLoopResult]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point L818(lines 818 835) no Hoare annotation was computed. [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point L818-1(lines 818 835) no Hoare annotation was computed. [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point L818-2(lines 818 835) no Hoare annotation was computed. [2019-12-07 12:58:35,207 INFO L242 CegarLoopResult]: At program point L159(lines 154 161) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point L721(lines 721 734) no Hoare annotation was computed. [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point L855(lines 855 861) no Hoare annotation was computed. [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point L822(lines 822 830) no Hoare annotation was computed. [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point L855-2(lines 855 861) no Hoare annotation was computed. [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point L822-1(lines 822 830) no Hoare annotation was computed. [2019-12-07 12:58:35,207 INFO L246 CegarLoopResult]: For program point L822-2(lines 822 830) no Hoare annotation was computed. [2019-12-07 12:58:35,208 INFO L246 CegarLoopResult]: For program point L855-4(lines 855 861) no Hoare annotation was computed. [2019-12-07 12:58:35,208 INFO L246 CegarLoopResult]: For program point L657(lines 657 664) no Hoare annotation was computed. [2019-12-07 12:58:35,208 INFO L246 CegarLoopResult]: For program point L855-6(lines 855 861) no Hoare annotation was computed. [2019-12-07 12:58:35,208 INFO L249 CegarLoopResult]: At program point L657-1(lines 657 664) the Hoare annotation is: true [2019-12-07 12:58:35,208 INFO L246 CegarLoopResult]: For program point L855-8(lines 855 861) no Hoare annotation was computed. [2019-12-07 12:58:35,208 INFO L246 CegarLoopResult]: For program point L855-10(lines 855 861) no Hoare annotation was computed. [2019-12-07 12:58:35,208 INFO L242 CegarLoopResult]: At program point L889(lines 884 892) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) .cse0 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse1 .cse2 .cse3) (and .cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse0 .cse5 .cse2 .cse3))) [2019-12-07 12:58:35,208 INFO L242 CegarLoopResult]: At program point L889-1(lines 884 892) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 12:58:35,208 INFO L242 CegarLoopResult]: At program point L889-2(lines 884 892) the Hoare annotation is: false [2019-12-07 12:58:35,208 INFO L242 CegarLoopResult]: At program point L889-3(lines 884 892) the Hoare annotation is: false [2019-12-07 12:58:35,208 INFO L242 CegarLoopResult]: At program point L889-4(lines 884 892) the Hoare annotation is: false [2019-12-07 12:58:35,208 INFO L242 CegarLoopResult]: At program point L889-5(lines 884 892) the Hoare annotation is: false [2019-12-07 12:58:35,208 INFO L246 CegarLoopResult]: For program point L692(lines 691 738) no Hoare annotation was computed. [2019-12-07 12:58:35,208 INFO L246 CegarLoopResult]: For program point L131(lines 131 137) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L131-1(lines 131 137) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L131-2(lines 131 137) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L131-3(lines 131 137) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L131-4(lines 131 137) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L131-5(lines 131 137) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L957(lines 957 961) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L957-2(lines 957 961) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L957-3(lines 957 961) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L792(lines 792 809) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 675) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L957-5(lines 957 961) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L792-1(lines 792 809) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L957-6(lines 957 961) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L792-2(lines 792 809) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L693(lines 693 697) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L792-3(lines 792 809) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L957-8(lines 957 961) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L792-4(lines 792 809) no Hoare annotation was computed. [2019-12-07 12:58:35,209 INFO L246 CegarLoopResult]: For program point L792-5(lines 792 809) no Hoare annotation was computed. [2019-12-07 12:58:35,210 INFO L246 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2019-12-07 12:58:35,210 INFO L242 CegarLoopResult]: At program point L760(lines 756 778) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse0 .cse2 .cse3) (and .cse4 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2 .cse3))) [2019-12-07 12:58:35,210 INFO L242 CegarLoopResult]: At program point L760-1(lines 756 778) the Hoare annotation is: false [2019-12-07 12:58:35,210 INFO L242 CegarLoopResult]: At program point L760-2(lines 756 778) the Hoare annotation is: false [2019-12-07 12:58:35,210 INFO L242 CegarLoopResult]: At program point L629(lines 625 631) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:58:35,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 12:58:35 BoogieIcfgContainer [2019-12-07 12:58:35,235 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 12:58:35,235 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 12:58:35,235 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 12:58:35,235 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 12:58:35,236 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:58:24" (3/4) ... [2019-12-07 12:58:35,238 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 12:58:35,252 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 12:58:35,253 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 12:58:35,254 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 12:58:35,255 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 12:58:35,256 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 12:58:35,256 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 12:58:35,257 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 12:58:35,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 12:58:35,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 12:58:35,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 12:58:35,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((2bv32 == tmp && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) || ((((((2bv32 == tmp && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:58:35,278 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:58:35,278 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:58:35,278 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:58:35,278 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:58:35,279 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:58:35,279 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:58:35,279 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:58:35,280 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) [2019-12-07 12:58:35,280 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 12:58:35,281 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:58:35,281 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 12:58:35,281 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && tmp == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 12:58:35,281 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp___0 == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && \result == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:58:35,282 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 12:58:35,283 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 12:58:35,330 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1ce96104-cffc-4f4d-981d-fced3369240a/bin/utaipan/witness.graphml [2019-12-07 12:58:35,330 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 12:58:35,331 INFO L168 Benchmark]: Toolchain (without parser) took 12356.41 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 320.3 MB). Free memory was 947.0 MB in the beginning and 1.2 GB in the end (delta: -239.1 MB). Peak memory consumption was 81.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:35,331 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 12:58:35,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -115.5 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:35,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:35,331 INFO L168 Benchmark]: Boogie Preprocessor took 36.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:58:35,332 INFO L168 Benchmark]: RCFGBuilder took 644.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 972.1 MB in the end (delta: 83.5 MB). Peak memory consumption was 83.5 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:35,332 INFO L168 Benchmark]: TraceAbstraction took 11157.89 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 224.9 MB). Free memory was 972.1 MB in the beginning and 1.2 GB in the end (delta: -225.1 MB). Peak memory consumption was 368.8 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:35,332 INFO L168 Benchmark]: Witness Printer took 94.81 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:35,333 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 372.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -115.5 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 644.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 972.1 MB in the end (delta: 83.5 MB). Peak memory consumption was 83.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11157.89 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 224.9 MB). Free memory was 972.1 MB in the beginning and 1.2 GB in the end (delta: -225.1 MB). Peak memory consumption was 368.8 MB. Max. memory is 11.5 GB. * Witness Printer took 94.81 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 675]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 675]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 675]: 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: 86]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: (((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((2bv32 == tmp && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) || ((((((2bv32 == tmp && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: (((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: (((((((tmp___0 == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && \result == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 948]: Loop Invariant Derived loop invariant: (((((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && tmp == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 948]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 948]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 144 locations, 3 error locations. Result: SAFE, OverallTime: 7.7s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, HoareTripleCheckerStatistics: 1410 SDtfs, 3244 SDslu, 3947 SDs, 0 SdLazy, 982 SolverSat, 170 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1279 GetRequests, 1149 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2858 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=398occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 1833 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 62 PreInvPairs, 152 NumberOfFragments, 930 HoareAnnotationTreeSize, 62 FomulaSimplifications, 310299 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 62 FomulaSimplificationsInter, 55274 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 568 NumberOfCodeBlocks, 568 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1110 ConstructedInterpolants, 0 QuantifiedInterpolants, 116246 SizeOfPredicates, 33 NumberOfNonLiveVariables, 2810 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 296/320 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...