./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.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_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 f25a9f8800d2b9b6ef21419533be8e4411f52f7f ...................................................................................................................................... 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_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 f25a9f8800d2b9b6ef21419533be8e4411f52f7f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:13:53,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:13:53,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:13:53,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:13:53,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:13:53,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:13:53,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:13:53,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:13:53,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:13:53,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:13:53,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:13:53,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:13:53,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:13:53,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:13:53,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:13:53,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:13:53,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:13:53,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:13:53,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:13:53,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:13:53,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:13:53,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:13:53,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:13:53,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:13:53,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:13:53,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:13:53,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:13:53,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:13:53,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:13:53,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:13:53,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:13:53,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:13:53,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:13:53,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:13:53,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:13:53,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:13:53,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:13:53,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:13:53,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:13:53,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:13:53,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:13:53,264 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 16:13:53,274 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:13:53,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:13:53,274 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:13:53,274 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:13:53,275 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:13:53,275 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:13:53,275 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:13:53,275 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:13:53,275 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:13:53,275 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:13:53,275 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:13:53,275 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:13:53,276 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:13:53,276 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:13:53,276 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:13:53,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:13:53,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:13:53,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:13:53,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:13:53,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:13:53,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:13:53,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:13:53,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:13:53,277 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:13:53,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:13:53,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:13:53,278 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:13:53,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:13:53,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:13:53,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:13:53,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:13:53,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:13:53,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:13:53,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:13:53,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:13:53,279 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:13:53,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:13:53,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:13:53,280 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:13:53,280 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:13:53,280 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_076aca2c-93ee-4cb6-b122-55e598e571d1/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 -> f25a9f8800d2b9b6ef21419533be8e4411f52f7f [2019-12-07 16:13:53,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:13:53,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:13:53,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:13:53,400 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:13:53,400 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:13:53,401 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2019-12-07 16:13:53,446 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/data/ca9c87f3b/2b6e0c0eb846445cb1b4f277fcfe54a6/FLAG72505ad33 [2019-12-07 16:13:53,932 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:13:53,933 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2019-12-07 16:13:53,942 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/data/ca9c87f3b/2b6e0c0eb846445cb1b4f277fcfe54a6/FLAG72505ad33 [2019-12-07 16:13:53,951 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/data/ca9c87f3b/2b6e0c0eb846445cb1b4f277fcfe54a6 [2019-12-07 16:13:53,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:13:53,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:13:53,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:13:53,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:13:53,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:13:53,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:13:53" (1/1) ... [2019-12-07 16:13:53,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b211215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:53, skipping insertion in model container [2019-12-07 16:13:53,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:13:53" (1/1) ... [2019-12-07 16:13:53,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:13:53,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:13:54,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:13:54,203 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 16:13:54,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22da5a75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:54, skipping insertion in model container [2019-12-07 16:13:54,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:13:54,204 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:13:54,206 INFO L168 Benchmark]: Toolchain (without parser) took 251.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -137.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:13:54,207 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:13:54,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -137.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:13:54,208 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 250.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -137.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 580]: 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 16:13:55,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:13:55,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:13:55,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:13:55,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:13:55,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:13:55,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:13:55,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:13:55,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:13:55,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:13:55,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:13:55,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:13:55,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:13:55,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:13:55,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:13:55,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:13:55,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:13:55,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:13:55,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:13:55,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:13:55,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:13:55,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:13:55,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:13:55,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:13:55,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:13:55,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:13:55,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:13:55,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:13:55,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:13:55,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:13:55,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:13:55,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:13:55,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:13:55,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:13:55,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:13:55,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:13:55,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:13:55,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:13:55,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:13:55,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:13:55,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:13:55,387 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 16:13:55,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:13:55,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:13:55,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:13:55,398 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:13:55,398 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:13:55,398 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:13:55,398 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:13:55,399 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:13:55,399 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:13:55,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:13:55,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:13:55,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:13:55,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:13:55,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:13:55,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:13:55,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:13:55,400 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:13:55,400 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:13:55,400 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:13:55,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:13:55,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:13:55,401 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:13:55,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:13:55,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:13:55,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:13:55,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:13:55,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:13:55,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:13:55,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:13:55,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:13:55,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:13:55,402 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:13:55,402 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:13:55,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:13:55,402 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:13:55,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:13:55,403 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_076aca2c-93ee-4cb6-b122-55e598e571d1/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 -> f25a9f8800d2b9b6ef21419533be8e4411f52f7f [2019-12-07 16:13:55,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:13:55,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:13:55,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:13:55,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:13:55,588 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:13:55,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2019-12-07 16:13:55,636 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/data/db25a8ad2/ebd867d1ab8448f5ac9ee94edd0acb71/FLAG460d7488c [2019-12-07 16:13:56,068 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:13:56,068 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2019-12-07 16:13:56,077 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/data/db25a8ad2/ebd867d1ab8448f5ac9ee94edd0acb71/FLAG460d7488c [2019-12-07 16:13:56,413 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/data/db25a8ad2/ebd867d1ab8448f5ac9ee94edd0acb71 [2019-12-07 16:13:56,415 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:13:56,416 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:13:56,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:13:56,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:13:56,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:13:56,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,421 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 04:13:56, skipping insertion in model container [2019-12-07 16:13:56,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:13:56,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:13:56,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:13:56,701 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 16:13:56,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:13:56,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:13:56,758 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 16:13:56,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:13:56,817 INFO L208 MainTranslator]: Completed translation [2019-12-07 16:13:56,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56 WrapperNode [2019-12-07 16:13:56,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:13:56,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 16:13:56,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 16:13:56,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 16:13:56,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 16:13:56,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 16:13:56,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 16:13:56,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 16:13:56,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (1/1) ... [2019-12-07 16:13:56,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 16:13:56,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 16:13:56,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 16:13:56,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 16:13:56,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:13:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 16:13:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 16:13:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 16:13:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 16:13:57,423 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 16:13:57,424 INFO L287 CfgBuilder]: Removed 120 assume(true) statements. [2019-12-07 16:13:57,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:13:57 BoogieIcfgContainer [2019-12-07 16:13:57,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 16:13:57,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 16:13:57,426 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 16:13:57,428 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 16:13:57,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 04:13:56" (1/3) ... [2019-12-07 16:13:57,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d300f06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:13:57, skipping insertion in model container [2019-12-07 16:13:57,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:13:56" (2/3) ... [2019-12-07 16:13:57,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d300f06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:13:57, skipping insertion in model container [2019-12-07 16:13:57,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:13:57" (3/3) ... [2019-12-07 16:13:57,430 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product41.cil.c [2019-12-07 16:13:57,437 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 16:13:57,442 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 16:13:57,450 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 16:13:57,466 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 16:13:57,466 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 16:13:57,466 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 16:13:57,467 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 16:13:57,467 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 16:13:57,467 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 16:13:57,467 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 16:13:57,467 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 16:13:57,479 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2019-12-07 16:13:57,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 16:13:57,483 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:13:57,484 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:13:57,484 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:13:57,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:13:57,488 INFO L82 PathProgramCache]: Analyzing trace with hash -611333278, now seen corresponding path program 1 times [2019-12-07 16:13:57,497 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:13:57,497 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2078649469] [2019-12-07 16:13:57,498 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:13:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:13:57,646 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 16:13:57,651 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:13:57,666 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 16:13:57,667 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:13:57,672 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 16:13:57,673 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2078649469] [2019-12-07 16:13:57,673 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:13:57,674 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 16:13:57,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350265254] [2019-12-07 16:13:57,678 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 16:13:57,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:13:57,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 16:13:57,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 16:13:57,689 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 2 states. [2019-12-07 16:13:57,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:13:57,709 INFO L93 Difference]: Finished difference Result 180 states and 269 transitions. [2019-12-07 16:13:57,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 16:13:57,710 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 16:13:57,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:13:57,718 INFO L225 Difference]: With dead ends: 180 [2019-12-07 16:13:57,718 INFO L226 Difference]: Without dead ends: 89 [2019-12-07 16:13:57,721 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 16:13:57,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2019-12-07 16:13:57,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2019-12-07 16:13:57,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2019-12-07 16:13:57,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 126 transitions. [2019-12-07 16:13:57,750 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 126 transitions. Word has length 18 [2019-12-07 16:13:57,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:13:57,750 INFO L462 AbstractCegarLoop]: Abstraction has 89 states and 126 transitions. [2019-12-07 16:13:57,750 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 16:13:57,750 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2019-12-07 16:13:57,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 16:13:57,751 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:13:57,751 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 16:13:57,952 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 16:13:57,953 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:13:57,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:13:57,954 INFO L82 PathProgramCache]: Analyzing trace with hash 1493643632, now seen corresponding path program 1 times [2019-12-07 16:13:57,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:13:57,955 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [342678261] [2019-12-07 16:13:57,956 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:13:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:13:58,164 INFO L264 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:13:58,166 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:13:58,179 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 16:13:58,179 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:13:58,189 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 16:13:58,189 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [342678261] [2019-12-07 16:13:58,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:13:58,190 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 16:13:58,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58573856] [2019-12-07 16:13:58,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:13:58,192 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:13:58,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:13:58,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:13:58,192 INFO L87 Difference]: Start difference. First operand 89 states and 126 transitions. Second operand 4 states. [2019-12-07 16:13:58,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:13:58,204 INFO L93 Difference]: Finished difference Result 89 states and 126 transitions. [2019-12-07 16:13:58,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:13:58,204 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 16:13:58,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:13:58,205 INFO L225 Difference]: With dead ends: 89 [2019-12-07 16:13:58,205 INFO L226 Difference]: Without dead ends: 39 [2019-12-07 16:13:58,206 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:13:58,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-12-07 16:13:58,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-12-07 16:13:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-12-07 16:13:58,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 55 transitions. [2019-12-07 16:13:58,211 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 55 transitions. Word has length 19 [2019-12-07 16:13:58,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:13:58,211 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 55 transitions. [2019-12-07 16:13:58,212 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:13:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2019-12-07 16:13:58,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 16:13:58,213 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:13:58,213 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] [2019-12-07 16:13:58,413 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 16:13:58,414 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:13:58,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:13:58,415 INFO L82 PathProgramCache]: Analyzing trace with hash 590350463, now seen corresponding path program 1 times [2019-12-07 16:13:58,417 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:13:58,417 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [639012373] [2019-12-07 16:13:58,418 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:13:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:13:58,599 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:13:58,600 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:13:58,607 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 16:13:58,607 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:13:58,614 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 16:13:58,615 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [639012373] [2019-12-07 16:13:58,615 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:13:58,615 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 16:13:58,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980690467] [2019-12-07 16:13:58,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:13:58,616 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:13:58,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:13:58,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:13:58,617 INFO L87 Difference]: Start difference. First operand 39 states and 55 transitions. Second operand 4 states. [2019-12-07 16:13:58,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:13:58,623 INFO L93 Difference]: Finished difference Result 72 states and 104 transitions. [2019-12-07 16:13:58,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:13:58,623 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 16:13:58,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:13:58,624 INFO L225 Difference]: With dead ends: 72 [2019-12-07 16:13:58,624 INFO L226 Difference]: Without dead ends: 39 [2019-12-07 16:13:58,625 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:13:58,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-12-07 16:13:58,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-12-07 16:13:58,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-12-07 16:13:58,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 54 transitions. [2019-12-07 16:13:58,629 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 54 transitions. Word has length 24 [2019-12-07 16:13:58,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:13:58,629 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 54 transitions. [2019-12-07 16:13:58,629 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:13:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2019-12-07 16:13:58,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 16:13:58,630 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:13:58,630 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] [2019-12-07 16:13:58,831 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 16:13:58,831 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:13:58,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:13:58,832 INFO L82 PathProgramCache]: Analyzing trace with hash 1748150010, now seen corresponding path program 1 times [2019-12-07 16:13:58,833 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:13:58,833 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [983009392] [2019-12-07 16:13:58,833 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:13:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:13:58,982 INFO L264 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:13:58,984 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:13:58,989 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 16:13:58,989 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:13:58,992 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 16:13:58,992 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [983009392] [2019-12-07 16:13:58,992 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:13:58,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 16:13:58,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965168354] [2019-12-07 16:13:58,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:13:58,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:13:58,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:13:58,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:13:58,993 INFO L87 Difference]: Start difference. First operand 39 states and 54 transitions. Second operand 3 states. [2019-12-07 16:13:59,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:13:59,035 INFO L93 Difference]: Finished difference Result 95 states and 135 transitions. [2019-12-07 16:13:59,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:13:59,035 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-12-07 16:13:59,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:13:59,036 INFO L225 Difference]: With dead ends: 95 [2019-12-07 16:13:59,036 INFO L226 Difference]: Without dead ends: 62 [2019-12-07 16:13:59,037 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 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 16:13:59,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2019-12-07 16:13:59,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2019-12-07 16:13:59,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-12-07 16:13:59,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 84 transitions. [2019-12-07 16:13:59,043 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 84 transitions. Word has length 25 [2019-12-07 16:13:59,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:13:59,043 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 84 transitions. [2019-12-07 16:13:59,043 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:13:59,043 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2019-12-07 16:13:59,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-07 16:13:59,044 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:13:59,044 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] [2019-12-07 16:13:59,245 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 16:13:59,245 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:13:59,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:13:59,246 INFO L82 PathProgramCache]: Analyzing trace with hash 787955310, now seen corresponding path program 1 times [2019-12-07 16:13:59,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:13:59,247 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [303540303] [2019-12-07 16:13:59,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:13:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:13:59,383 INFO L264 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:13:59,384 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:13:59,404 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 16:13:59,404 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:13:59,431 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 16:13:59,431 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [303540303] [2019-12-07 16:13:59,431 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:13:59,431 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2019-12-07 16:13:59,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775897854] [2019-12-07 16:13:59,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 16:13:59,432 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:13:59,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 16:13:59,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 16:13:59,432 INFO L87 Difference]: Start difference. First operand 60 states and 84 transitions. Second operand 8 states. [2019-12-07 16:13:59,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:13:59,692 INFO L93 Difference]: Finished difference Result 630 states and 923 transitions. [2019-12-07 16:13:59,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-12-07 16:13:59,693 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2019-12-07 16:13:59,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:13:59,697 INFO L225 Difference]: With dead ends: 630 [2019-12-07 16:13:59,697 INFO L226 Difference]: Without dead ends: 576 [2019-12-07 16:13:59,699 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2019-12-07 16:13:59,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2019-12-07 16:13:59,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 153. [2019-12-07 16:13:59,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2019-12-07 16:13:59,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 213 transitions. [2019-12-07 16:13:59,728 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 213 transitions. Word has length 31 [2019-12-07 16:13:59,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:13:59,728 INFO L462 AbstractCegarLoop]: Abstraction has 153 states and 213 transitions. [2019-12-07 16:13:59,728 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 16:13:59,729 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2019-12-07 16:13:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 16:13:59,730 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:13:59,730 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] [2019-12-07 16:13:59,931 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 16:13:59,932 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:13:59,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:13:59,933 INFO L82 PathProgramCache]: Analyzing trace with hash 1959045486, now seen corresponding path program 1 times [2019-12-07 16:13:59,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:13:59,934 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [583788148] [2019-12-07 16:13:59,935 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:14:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:14:00,120 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 16:14:00,122 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:14:00,130 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 16:14:00,130 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:14:00,133 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 16:14:00,133 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [583788148] [2019-12-07 16:14:00,133 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:14:00,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 16:14:00,133 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353012248] [2019-12-07 16:14:00,134 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:14:00,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:14:00,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:14:00,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:14:00,134 INFO L87 Difference]: Start difference. First operand 153 states and 213 transitions. Second operand 4 states. [2019-12-07 16:14:00,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:14:00,174 INFO L93 Difference]: Finished difference Result 453 states and 639 transitions. [2019-12-07 16:14:00,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:14:00,174 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-12-07 16:14:00,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:14:00,176 INFO L225 Difference]: With dead ends: 453 [2019-12-07 16:14:00,176 INFO L226 Difference]: Without dead ends: 352 [2019-12-07 16:14:00,177 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:14:00,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2019-12-07 16:14:00,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 155. [2019-12-07 16:14:00,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-12-07 16:14:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 214 transitions. [2019-12-07 16:14:00,190 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 214 transitions. Word has length 32 [2019-12-07 16:14:00,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:14:00,190 INFO L462 AbstractCegarLoop]: Abstraction has 155 states and 214 transitions. [2019-12-07 16:14:00,190 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:14:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 214 transitions. [2019-12-07 16:14:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 16:14:00,191 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:14:00,191 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] [2019-12-07 16:14:00,392 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 16:14:00,392 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:14:00,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:14:00,393 INFO L82 PathProgramCache]: Analyzing trace with hash -2077756372, now seen corresponding path program 1 times [2019-12-07 16:14:00,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:14:00,394 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [922401881] [2019-12-07 16:14:00,395 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:14:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:14:00,544 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:14:00,545 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:14:00,556 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 16:14:00,557 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:14:00,573 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 16:14:00,573 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [922401881] [2019-12-07 16:14:00,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:14:00,573 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 16:14:00,573 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859950295] [2019-12-07 16:14:00,574 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 16:14:00,574 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:14:00,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 16:14:00,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 16:14:00,574 INFO L87 Difference]: Start difference. First operand 155 states and 214 transitions. Second operand 8 states. [2019-12-07 16:14:00,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:14:00,628 INFO L93 Difference]: Finished difference Result 538 states and 753 transitions. [2019-12-07 16:14:00,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 16:14:00,628 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 32 [2019-12-07 16:14:00,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:14:00,630 INFO L225 Difference]: With dead ends: 538 [2019-12-07 16:14:00,630 INFO L226 Difference]: Without dead ends: 389 [2019-12-07 16:14:00,631 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 58 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 16:14:00,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2019-12-07 16:14:00,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 161. [2019-12-07 16:14:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2019-12-07 16:14:00,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 219 transitions. [2019-12-07 16:14:00,644 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 219 transitions. Word has length 32 [2019-12-07 16:14:00,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:14:00,645 INFO L462 AbstractCegarLoop]: Abstraction has 161 states and 219 transitions. [2019-12-07 16:14:00,645 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 16:14:00,645 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 219 transitions. [2019-12-07 16:14:00,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 16:14:00,646 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:14:00,646 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] [2019-12-07 16:14:00,846 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 16:14:00,847 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:14:00,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:14:00,848 INFO L82 PathProgramCache]: Analyzing trace with hash 662884577, now seen corresponding path program 1 times [2019-12-07 16:14:00,848 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:14:00,849 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [281962684] [2019-12-07 16:14:00,849 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:14:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:14:00,977 INFO L264 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 16:14:00,979 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:14:00,995 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 16:14:00,995 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:14:00,998 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 16:14:00,998 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [281962684] [2019-12-07 16:14:00,998 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:14:00,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 16:14:00,999 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518061279] [2019-12-07 16:14:00,999 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 16:14:00,999 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:14:00,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 16:14:00,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 16:14:00,999 INFO L87 Difference]: Start difference. First operand 161 states and 219 transitions. Second operand 6 states. [2019-12-07 16:14:01,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:14:01,182 INFO L93 Difference]: Finished difference Result 1196 states and 1615 transitions. [2019-12-07 16:14:01,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-12-07 16:14:01,182 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-12-07 16:14:01,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:14:01,188 INFO L225 Difference]: With dead ends: 1196 [2019-12-07 16:14:01,188 INFO L226 Difference]: Without dead ends: 1041 [2019-12-07 16:14:01,189 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-12-07 16:14:01,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2019-12-07 16:14:01,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 302. [2019-12-07 16:14:01,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2019-12-07 16:14:01,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 405 transitions. [2019-12-07 16:14:01,222 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 405 transitions. Word has length 35 [2019-12-07 16:14:01,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:14:01,223 INFO L462 AbstractCegarLoop]: Abstraction has 302 states and 405 transitions. [2019-12-07 16:14:01,223 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 16:14:01,223 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 405 transitions. [2019-12-07 16:14:01,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 16:14:01,224 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:14:01,224 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] [2019-12-07 16:14:01,424 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 16:14:01,425 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:14:01,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:14:01,425 INFO L82 PathProgramCache]: Analyzing trace with hash 1342942947, now seen corresponding path program 1 times [2019-12-07 16:14:01,425 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:14:01,425 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1921881473] [2019-12-07 16:14:01,425 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:14:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:14:01,516 INFO L264 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:14:01,517 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:14:01,529 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 16:14:01,529 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:14:01,545 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 16:14:01,545 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1921881473] [2019-12-07 16:14:01,545 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:14:01,545 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 16:14:01,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594004554] [2019-12-07 16:14:01,546 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 16:14:01,546 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:14:01,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 16:14:01,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 16:14:01,546 INFO L87 Difference]: Start difference. First operand 302 states and 405 transitions. Second operand 8 states. [2019-12-07 16:14:01,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:14:01,755 INFO L93 Difference]: Finished difference Result 781 states and 1060 transitions. [2019-12-07 16:14:01,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 16:14:01,756 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2019-12-07 16:14:01,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:14:01,757 INFO L225 Difference]: With dead ends: 781 [2019-12-07 16:14:01,757 INFO L226 Difference]: Without dead ends: 211 [2019-12-07 16:14:01,758 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2019-12-07 16:14:01,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2019-12-07 16:14:01,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 155. [2019-12-07 16:14:01,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-12-07 16:14:01,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 194 transitions. [2019-12-07 16:14:01,774 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 194 transitions. Word has length 35 [2019-12-07 16:14:01,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:14:01,775 INFO L462 AbstractCegarLoop]: Abstraction has 155 states and 194 transitions. [2019-12-07 16:14:01,775 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 16:14:01,775 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2019-12-07 16:14:01,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 16:14:01,776 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:14:01,776 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] [2019-12-07 16:14:01,976 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 16:14:01,977 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:14:01,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:14:01,977 INFO L82 PathProgramCache]: Analyzing trace with hash 384013147, now seen corresponding path program 1 times [2019-12-07 16:14:01,977 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:14:01,977 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [178075547] [2019-12-07 16:14:01,978 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/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 16:14:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:14:02,078 INFO L264 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:14:02,079 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:14:02,096 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 16:14:02,096 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:14:02,115 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 16:14:02,116 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [178075547] [2019-12-07 16:14:02,116 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:14:02,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 16:14:02,116 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105409690] [2019-12-07 16:14:02,117 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 16:14:02,117 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:14:02,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 16:14:02,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 16:14:02,117 INFO L87 Difference]: Start difference. First operand 155 states and 194 transitions. Second operand 8 states. [2019-12-07 16:14:02,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:14:02,361 INFO L93 Difference]: Finished difference Result 481 states and 596 transitions. [2019-12-07 16:14:02,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 16:14:02,361 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 36 [2019-12-07 16:14:02,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:14:02,362 INFO L225 Difference]: With dead ends: 481 [2019-12-07 16:14:02,362 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 16:14:02,362 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2019-12-07 16:14:02,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 16:14:02,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 16:14:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 16:14:02,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 16:14:02,363 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2019-12-07 16:14:02,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:14:02,363 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 16:14:02,363 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 16:14:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 16:14:02,363 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 16:14:02,564 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2019-12-07 16:14:02,565 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 16:14:02,896 WARN L192 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 150 [2019-12-07 16:14:03,311 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 116 [2019-12-07 16:14:03,518 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 144 [2019-12-07 16:14:03,708 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 164 [2019-12-07 16:14:04,503 WARN L192 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 45 [2019-12-07 16:14:04,907 WARN L192 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 52 [2019-12-07 16:14:05,120 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 43 [2019-12-07 16:14:05,515 WARN L192 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 30 [2019-12-07 16:14:05,830 WARN L192 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 27 [2019-12-07 16:14:06,429 WARN L192 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 35 [2019-12-07 16:14:06,664 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 45 [2019-12-07 16:14:06,827 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 30 [2019-12-07 16:14:07,454 WARN L192 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2019-12-07 16:14:07,749 WARN L192 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2019-12-07 16:14:08,538 WARN L192 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2019-12-07 16:14:08,541 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2019-12-07 16:14:08,542 INFO L242 CegarLoopResult]: At program point L102(lines 102 108) the Hoare annotation is: (let ((.cse3 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse4 (= ULTIMATE.start_activatePump_~tmp~1 (_ bv0 32))) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3 .cse4) (and (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32))) .cse2 .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32)) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse4 (= (bvadd ULTIMATE.start_processEnvironment_~tmp~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~2 (_ bv0 32))))) [2019-12-07 16:14:08,542 INFO L242 CegarLoopResult]: At program point L102-1(lines 102 108) the Hoare annotation is: false [2019-12-07 16:14:08,542 INFO L242 CegarLoopResult]: At program point L102-2(lines 102 108) the Hoare annotation is: false [2019-12-07 16:14:08,542 INFO L242 CegarLoopResult]: At program point L515(lines 511 517) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:14:08,542 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 16:14:08,542 INFO L242 CegarLoopResult]: At program point L317(lines 270 318) the Hoare annotation is: false [2019-12-07 16:14:08,542 INFO L246 CegarLoopResult]: For program point L301(lines 301 312) no Hoare annotation was computed. [2019-12-07 16:14:08,542 INFO L242 CegarLoopResult]: At program point L450(lines 441 454) the Hoare annotation is: (let ((.cse3 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse4) (and .cse6 .cse0 .cse2 .cse5 .cse4) (and .cse6 .cse0 .cse2 .cse1 .cse4))) [2019-12-07 16:14:08,542 INFO L242 CegarLoopResult]: At program point L450-1(lines 441 454) the Hoare annotation is: false [2019-12-07 16:14:08,542 INFO L242 CegarLoopResult]: At program point L450-2(lines 441 454) the Hoare annotation is: false [2019-12-07 16:14:08,542 INFO L242 CegarLoopResult]: At program point L467-2(lines 467 481) the Hoare annotation is: false [2019-12-07 16:14:08,543 INFO L246 CegarLoopResult]: For program point L368(lines 368 372) no Hoare annotation was computed. [2019-12-07 16:14:08,543 INFO L246 CegarLoopResult]: For program point L368-3(lines 368 372) no Hoare annotation was computed. [2019-12-07 16:14:08,543 INFO L246 CegarLoopResult]: For program point L368-6(lines 368 372) no Hoare annotation was computed. [2019-12-07 16:14:08,543 INFO L242 CegarLoopResult]: At program point L253(lines 238 256) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)))) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 (_ bv0 32))) (.cse8 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse9 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse2 .cse3 .cse4 .cse6 .cse7) (and .cse1 .cse3 .cse8 .cse9 .cse6) (and .cse1 .cse3 .cse5 .cse9 .cse6))) [2019-12-07 16:14:08,543 INFO L242 CegarLoopResult]: At program point L253-1(lines 238 256) the Hoare annotation is: false [2019-12-07 16:14:08,543 INFO L242 CegarLoopResult]: At program point L253-2(lines 238 256) the Hoare annotation is: false [2019-12-07 16:14:08,543 INFO L246 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2019-12-07 16:14:08,543 INFO L246 CegarLoopResult]: For program point L337(lines 337 357) no Hoare annotation was computed. [2019-12-07 16:14:08,543 INFO L246 CegarLoopResult]: For program point L337-2(lines 337 357) no Hoare annotation was computed. [2019-12-07 16:14:08,543 INFO L246 CegarLoopResult]: For program point L337-4(lines 337 357) no Hoare annotation was computed. [2019-12-07 16:14:08,543 INFO L242 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:14:08,543 INFO L242 CegarLoopResult]: At program point L189(lines 182 192) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse11 (not (= ULTIMATE.start_processEnvironment_~tmp~0 (_ bv0 32)))) (.cse12 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)))) (.cse4 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse13 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse14 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= (bvadd ULTIMATE.start_processEnvironment_~tmp~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse11 .cse4 .cse6 .cse12 .cse7 .cse10) (and .cse2 .cse13 .cse11 .cse4 .cse14 .cse12 .cse7) (and .cse1 .cse2 .cse3 .cse4 .cse13 .cse5 .cse14 .cse7 .cse8 .cse9))) [2019-12-07 16:14:08,543 INFO L242 CegarLoopResult]: At program point L189-1(lines 182 192) the Hoare annotation is: false [2019-12-07 16:14:08,544 INFO L242 CegarLoopResult]: At program point L189-2(lines 182 192) the Hoare annotation is: false [2019-12-07 16:14:08,544 INFO L242 CegarLoopResult]: At program point L437(lines 432 440) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) .cse0 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ~methaneLevelCritical~0 (_ bv0 32)) (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) .cse1) (and (= (_ bv1 32) ~pumpRunning~0) .cse0 .cse1 (= ULTIMATE.start_activatePump_~tmp~1 (_ bv0 32))))) [2019-12-07 16:14:08,544 INFO L242 CegarLoopResult]: At program point L437-1(lines 432 440) the Hoare annotation is: false [2019-12-07 16:14:08,544 INFO L242 CegarLoopResult]: At program point L437-2(lines 432 440) the Hoare annotation is: false [2019-12-07 16:14:08,544 INFO L246 CegarLoopResult]: For program point L272(lines 271 316) no Hoare annotation was computed. [2019-12-07 16:14:08,544 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 16:14:08,544 INFO L246 CegarLoopResult]: For program point L471(lines 471 475) no Hoare annotation was computed. [2019-12-07 16:14:08,544 INFO L246 CegarLoopResult]: For program point L471-1(lines 95 101) no Hoare annotation was computed. [2019-12-07 16:14:08,544 INFO L242 CegarLoopResult]: At program point L405(lines 400 408) the Hoare annotation is: (let ((.cse2 (not (= ULTIMATE.start_processEnvironment_~tmp~0 (_ bv0 32)))) (.cse5 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse4 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse10 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse11 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse12 (= (bvadd ULTIMATE.start_processEnvironment_~tmp~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse2 .cse3 .cse8 .cse5 .cse6) (and .cse9 .cse0 .cse10 .cse3 .cse1 .cse11 .cse4 .cse6 .cse12 .cse13) (and .cse7 .cse9 .cse0 .cse10 .cse3 .cse11 .cse8 .cse6 .cse12 .cse13))) [2019-12-07 16:14:08,544 INFO L242 CegarLoopResult]: At program point L405-1(lines 400 408) the Hoare annotation is: (let ((.cse4 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse3 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse5 (= ULTIMATE.start_activatePump_~tmp~1 (_ bv0 32))) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse4 .cse5) (and (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 .cse2 .cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32)) .cse3 .cse5 (= (bvadd ULTIMATE.start_processEnvironment_~tmp~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~2 (_ bv0 32))))) [2019-12-07 16:14:08,544 INFO L242 CegarLoopResult]: At program point L405-2(lines 400 408) the Hoare annotation is: false [2019-12-07 16:14:08,544 INFO L242 CegarLoopResult]: At program point L405-3(lines 400 408) the Hoare annotation is: false [2019-12-07 16:14:08,544 INFO L246 CegarLoopResult]: For program point L273(lines 273 277) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L242 CegarLoopResult]: At program point L405-4(lines 400 408) the Hoare annotation is: false [2019-12-07 16:14:08,545 INFO L242 CegarLoopResult]: At program point L405-5(lines 400 408) the Hoare annotation is: false [2019-12-07 16:14:08,545 INFO L246 CegarLoopResult]: For program point L538(lines 538 545) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L249 CegarLoopResult]: At program point L538-1(lines 538 545) the Hoare annotation is: true [2019-12-07 16:14:08,545 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L246 CegarLoopResult]: For program point L307(lines 307 311) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L246 CegarLoopResult]: For program point L307-2(lines 95 101) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L246 CegarLoopResult]: For program point L291(lines 291 297) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L242 CegarLoopResult]: At program point L291-1(lines 291 297) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) .cse0 .cse1 (= ULTIMATE.start_activatePump_~tmp~1 (_ bv0 32))) (and .cse2 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1) (and .cse2 .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 16:14:08,545 INFO L246 CegarLoopResult]: For program point L127(lines 127 144) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L246 CegarLoopResult]: For program point L127-1(lines 127 144) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L246 CegarLoopResult]: For program point L127-2(lines 127 144) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L246 CegarLoopResult]: For program point L392(lines 392 396) no Hoare annotation was computed. [2019-12-07 16:14:08,545 INFO L242 CegarLoopResult]: At program point L95(lines 94 113) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) .cse0 .cse1 (= ULTIMATE.start_activatePump_~tmp~1 (_ bv0 32))) (and .cse2 .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1) (and .cse2 .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L95-1(lines 95 101) no Hoare annotation was computed. [2019-12-07 16:14:08,546 INFO L242 CegarLoopResult]: At program point L95-2(lines 94 113) the Hoare annotation is: false [2019-12-07 16:14:08,546 INFO L242 CegarLoopResult]: At program point L95-3(lines 94 113) the Hoare annotation is: false [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L343(lines 343 356) no Hoare annotation was computed. [2019-12-07 16:14:08,546 INFO L242 CegarLoopResult]: At program point L343-1(lines 1 925) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse6 (= (bvadd ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.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 .cse3 (= ULTIMATE.start_activatePump_~tmp~1 (_ bv0 32))) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 .cse2 .cse4 .cse3) (and (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 .cse5 .cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32))) .cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32)) .cse7 .cse3 (= (bvadd ULTIMATE.start_processEnvironment_~tmp~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~2 (_ bv0 32))) (and .cse0 .cse1 .cse5 .cse6 .cse7 .cse4 .cse3))) [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L343-2(lines 343 356) no Hoare annotation was computed. [2019-12-07 16:14:08,546 INFO L242 CegarLoopResult]: At program point L343-3(lines 1 925) the Hoare annotation is: false [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L343-4(lines 343 356) no Hoare annotation was computed. [2019-12-07 16:14:08,546 INFO L242 CegarLoopResult]: At program point L343-5(lines 1 925) the Hoare annotation is: false [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L922-1(line 922) no Hoare annotation was computed. [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L922-2(line 922) no Hoare annotation was computed. [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L164(lines 164 170) no Hoare annotation was computed. [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L131(lines 131 139) no Hoare annotation was computed. [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L131-1(lines 131 139) no Hoare annotation was computed. [2019-12-07 16:14:08,546 INFO L246 CegarLoopResult]: For program point L164-2(lines 164 170) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L242 CegarLoopResult]: At program point L65(lines 1 925) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L131-2(lines 131 139) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L164-4(lines 164 170) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L445(lines 445 451) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L445-1(lines 445 451) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L445-2(lines 445 451) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L247(lines 247 251) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L247-2(lines 247 251) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L247-3(lines 247 251) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L247-5(lines 247 251) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L247-6(lines 247 251) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L246 CegarLoopResult]: For program point L247-8(lines 247 251) no Hoare annotation was computed. [2019-12-07 16:14:08,547 INFO L242 CegarLoopResult]: At program point L198(lines 193 201) the Hoare annotation is: (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_activatePump_~tmp~1 (_ bv0 32))) [2019-12-07 16:14:08,547 INFO L242 CegarLoopResult]: At program point L198-1(lines 193 201) the Hoare annotation is: false [2019-12-07 16:14:08,548 INFO L242 CegarLoopResult]: At program point L198-2(lines 193 201) the Hoare annotation is: false [2019-12-07 16:14:08,548 INFO L246 CegarLoopResult]: For program point L380(lines 380 384) no Hoare annotation was computed. [2019-12-07 16:14:08,548 INFO L246 CegarLoopResult]: For program point L347(lines 347 353) no Hoare annotation was computed. [2019-12-07 16:14:08,548 INFO L246 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2019-12-07 16:14:08,548 INFO L246 CegarLoopResult]: For program point L347-2(lines 347 353) no Hoare annotation was computed. [2019-12-07 16:14:08,548 INFO L242 CegarLoopResult]: At program point L281-1(lines 281 287) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 (= (bvadd ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 (= ULTIMATE.start_activatePump_~tmp~1 (_ bv0 32))) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 16:14:08,548 INFO L246 CegarLoopResult]: For program point L347-4(lines 347 353) no Hoare annotation was computed. [2019-12-07 16:14:08,548 INFO L249 CegarLoopResult]: At program point L547(lines 528 550) the Hoare annotation is: true [2019-12-07 16:14:08,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 04:14:08 BoogieIcfgContainer [2019-12-07 16:14:08,571 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 16:14:08,571 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 16:14:08,571 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 16:14:08,571 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 16:14:08,572 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:13:57" (3/4) ... [2019-12-07 16:14:08,574 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 16:14:08,585 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 16:14:08,585 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 16:14:08,586 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 16:14:08,587 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 16:14:08,587 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 16:14:08,588 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 16:14:08,588 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 16:14:08,607 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || ((((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && \result == 1bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32)) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) [2019-12-07 16:14:08,607 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:14:08,608 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && \result == 1bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) [2019-12-07 16:14:08,608 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && \result == 1bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) [2019-12-07 16:14:08,609 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || ((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) [2019-12-07 16:14:08,609 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32) [2019-12-07 16:14:08,609 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 1bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) || (((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 1bv32) && splverifierCounter == 0bv32) && tmp == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) [2019-12-07 16:14:08,610 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32 [2019-12-07 16:14:08,610 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || ((((((\result == 0bv32 && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && \result == 1bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32)) || (((((((((\result == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 1bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) [2019-12-07 16:14:08,610 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 1bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) && \result == 0bv32) || (((((((\result == 0bv32 && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && \result == 0bv32)) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && \result == 1bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) [2019-12-07 16:14:08,642 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_076aca2c-93ee-4cb6-b122-55e598e571d1/bin/utaipan/witness.graphml [2019-12-07 16:14:08,642 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 16:14:08,643 INFO L168 Benchmark]: Toolchain (without parser) took 12227.11 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 354.9 MB). Free memory was 947.0 MB in the beginning and 918.2 MB in the end (delta: 28.8 MB). Peak memory consumption was 383.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:14:08,643 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:14:08,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-12-07 16:14:08,643 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:14:08,644 INFO L168 Benchmark]: Boogie Preprocessor took 30.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:14:08,644 INFO L168 Benchmark]: RCFGBuilder took 531.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:14:08,644 INFO L168 Benchmark]: TraceAbstraction took 11145.31 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 231.7 MB). Free memory was 1.0 GB in the beginning and 929.3 MB in the end (delta: 90.6 MB). Peak memory consumption was 392.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:14:08,644 INFO L168 Benchmark]: Witness Printer took 70.68 ms. Allocated memory is still 1.4 GB. Free memory was 929.3 MB in the beginning and 918.2 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2019-12-07 16:14:08,646 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 401.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 531.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11145.31 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 231.7 MB). Free memory was 1.0 GB in the beginning and 929.3 MB in the end (delta: 90.6 MB). Peak memory consumption was 392.4 MB. Max. memory is 11.5 GB. * Witness Printer took 70.68 ms. Allocated memory is still 1.4 GB. Free memory was 929.3 MB in the beginning and 918.2 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 922]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 922]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 922]: 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: 102]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && \result == 1bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || ((((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && \result == 1bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32)) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || ((((((\result == 0bv32 && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && \result == 1bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32)) || (((((((((\result == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 1bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || ((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 1bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) || (((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 1bv32) && splverifierCounter == 0bv32) && tmp == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: ((((((((((((\result == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 1bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) && \result == 0bv32) || (((((((\result == 0bv32 && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && \result == 0bv32)) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && \result == 1bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: ((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && \result == 1bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 93 locations, 3 error locations. Result: SAFE, OverallTime: 5.0s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.9s, HoareTripleCheckerStatistics: 962 SDtfs, 1860 SDslu, 2488 SDs, 0 SdLazy, 306 SolverSat, 46 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 589 GetRequests, 525 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=302occurred in iteration=8, 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, 10 MinimizatonAttempts, 1645 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 276 NumberOfFragments, 1112 HoareAnnotationTreeSize, 39 FomulaSimplifications, 706372 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 39 FomulaSimplificationsInter, 66149 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 554 ConstructedInterpolants, 0 QuantifiedInterpolants, 35683 SizeOfPredicates, 25 NumberOfNonLiveVariables, 1947 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...