./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product61.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_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f ...................................................................................................................................... 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_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:10:53,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:10:53,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:10:53,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:10:53,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:10:53,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:10:53,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:10:53,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:10:53,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:10:53,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:10:53,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:10:53,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:10:53,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:10:53,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:10:53,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:10:53,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:10:53,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:10:53,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:10:53,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:10:53,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:10:53,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:10:53,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:10:53,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:10:53,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:10:53,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:10:53,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:10:53,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:10:53,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:10:53,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:10:53,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:10:53,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:10:53,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:10:53,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:10:53,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:10:53,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:10:53,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:10:53,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:10:53,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:10:53,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:10:53,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:10:53,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:10:53,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 20:10:53,076 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:10:53,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:10:53,077 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:10:53,077 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:10:53,077 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:10:53,077 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:10:53,077 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:10:53,077 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:10:53,077 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:10:53,077 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:10:53,078 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:10:53,078 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:10:53,078 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:10:53,078 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:10:53,078 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:10:53,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:10:53,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:10:53,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:10:53,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:10:53,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:10:53,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:10:53,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:10:53,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:10:53,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:10:53,080 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:10:53,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:10:53,080 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:10:53,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:10:53,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:10:53,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:10:53,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:10:53,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:10:53,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:10:53,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:10:53,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:10:53,081 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:10:53,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:10:53,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:10:53,082 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:10:53,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:10:53,082 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_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 -> 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f [2019-12-07 20:10:53,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:10:53,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:10:53,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:10:53,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:10:53,202 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:10:53,202 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2019-12-07 20:10:53,245 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/data/40d807d1e/fa83f8e67324447c86cb7edd7e62112e/FLAG51a1d9200 [2019-12-07 20:10:53,657 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:10:53,658 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2019-12-07 20:10:53,667 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/data/40d807d1e/fa83f8e67324447c86cb7edd7e62112e/FLAG51a1d9200 [2019-12-07 20:10:54,016 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/data/40d807d1e/fa83f8e67324447c86cb7edd7e62112e [2019-12-07 20:10:54,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:10:54,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:10:54,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:10:54,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:10:54,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:10:54,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:10:54" (1/1) ... [2019-12-07 20:10:54,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ca5aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:54, skipping insertion in model container [2019-12-07 20:10:54,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:10:54" (1/1) ... [2019-12-07 20:10:54,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:10:54,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:10:54,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:10:54,283 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 20:10:54,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c6277c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:54, skipping insertion in model container [2019-12-07 20:10:54,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:10:54,284 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:10:54,286 INFO L168 Benchmark]: Toolchain (without parser) took 262.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -137.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-07 20:10:54,286 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 20:10:54,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -142.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-12-07 20:10:54,288 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 258.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -142.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 215]: 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 20:10:55,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:10:55,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:10:55,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:10:55,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:10:55,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:10:55,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:10:55,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:10:55,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:10:55,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:10:55,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:10:55,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:10:55,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:10:55,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:10:55,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:10:55,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:10:55,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:10:55,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:10:55,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:10:55,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:10:55,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:10:55,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:10:55,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:10:55,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:10:55,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:10:55,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:10:55,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:10:55,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:10:55,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:10:55,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:10:55,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:10:55,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:10:55,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:10:55,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:10:55,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:10:55,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:10:55,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:10:55,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:10:55,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:10:55,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:10:55,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:10:55,451 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 20:10:55,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:10:55,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:10:55,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:10:55,465 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:10:55,465 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:10:55,465 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:10:55,465 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:10:55,465 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:10:55,466 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:10:55,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:10:55,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:10:55,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:10:55,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:10:55,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:10:55,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:10:55,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:10:55,468 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:10:55,468 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:10:55,468 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:10:55,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:10:55,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:10:55,468 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:10:55,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:10:55,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:10:55,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:10:55,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:10:55,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:10:55,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:10:55,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:10:55,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:10:55,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:10:55,470 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:10:55,471 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:10:55,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:10:55,471 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:10:55,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:10:55,471 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_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 -> 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f [2019-12-07 20:10:55,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:10:55,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:10:55,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:10:55,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:10:55,652 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:10:55,653 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2019-12-07 20:10:55,691 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/data/274b333e8/652d24ccfe0d4d8e8cc41b38ad6c8bd2/FLAG4eb4bafd6 [2019-12-07 20:10:56,152 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:10:56,153 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2019-12-07 20:10:56,162 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/data/274b333e8/652d24ccfe0d4d8e8cc41b38ad6c8bd2/FLAG4eb4bafd6 [2019-12-07 20:10:56,674 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/data/274b333e8/652d24ccfe0d4d8e8cc41b38ad6c8bd2 [2019-12-07 20:10:56,676 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:10:56,677 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:10:56,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:10:56,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:10:56,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:10:56,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:10:56" (1/1) ... [2019-12-07 20:10:56,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7afbba0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:56, skipping insertion in model container [2019-12-07 20:10:56,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:10:56" (1/1) ... [2019-12-07 20:10:56,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:10:56,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:10:56,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:10:56,934 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 20:10:56,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:10:56,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:10:56,992 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 20:10:57,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:10:57,057 INFO L208 MainTranslator]: Completed translation [2019-12-07 20:10:57,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57 WrapperNode [2019-12-07 20:10:57,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:10:57,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 20:10:57,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 20:10:57,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 20:10:57,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (1/1) ... [2019-12-07 20:10:57,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (1/1) ... [2019-12-07 20:10:57,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 20:10:57,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 20:10:57,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 20:10:57,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 20:10:57,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (1/1) ... [2019-12-07 20:10:57,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (1/1) ... [2019-12-07 20:10:57,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (1/1) ... [2019-12-07 20:10:57,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (1/1) ... [2019-12-07 20:10:57,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (1/1) ... [2019-12-07 20:10:57,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (1/1) ... [2019-12-07 20:10:57,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (1/1) ... [2019-12-07 20:10:57,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 20:10:57,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 20:10:57,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 20:10:57,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 20:10:57,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:10:57,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 20:10:57,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 20:10:57,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 20:10:57,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 20:10:57,915 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 20:10:57,915 INFO L287 CfgBuilder]: Removed 350 assume(true) statements. [2019-12-07 20:10:57,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:10:57 BoogieIcfgContainer [2019-12-07 20:10:57,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 20:10:57,917 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 20:10:57,917 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 20:10:57,919 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 20:10:57,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 08:10:56" (1/3) ... [2019-12-07 20:10:57,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@666cf2de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:10:57, skipping insertion in model container [2019-12-07 20:10:57,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:57" (2/3) ... [2019-12-07 20:10:57,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@666cf2de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:10:57, skipping insertion in model container [2019-12-07 20:10:57,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:10:57" (3/3) ... [2019-12-07 20:10:57,921 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61.cil.c [2019-12-07 20:10:57,929 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 20:10:57,934 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 20:10:57,942 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 20:10:57,959 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 20:10:57,959 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 20:10:57,959 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 20:10:57,959 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 20:10:57,959 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 20:10:57,959 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 20:10:57,959 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 20:10:57,960 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 20:10:57,974 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states. [2019-12-07 20:10:57,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 20:10:57,979 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:57,980 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 20:10:57,980 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:57,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:57,984 INFO L82 PathProgramCache]: Analyzing trace with hash 1680546116, now seen corresponding path program 1 times [2019-12-07 20:10:57,993 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:57,993 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1182660793] [2019-12-07 20:10:57,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:10:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:58,134 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 20:10:58,138 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:58,149 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 20:10:58,149 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:58,153 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 20:10:58,154 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1182660793] [2019-12-07 20:10:58,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:58,154 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 20:10:58,155 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217840556] [2019-12-07 20:10:58,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 20:10:58,158 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:58,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 20:10:58,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 20:10:58,169 INFO L87 Difference]: Start difference. First operand 229 states. Second operand 2 states. [2019-12-07 20:10:58,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:58,201 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2019-12-07 20:10:58,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 20:10:58,202 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 20:10:58,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:58,212 INFO L225 Difference]: With dead ends: 451 [2019-12-07 20:10:58,212 INFO L226 Difference]: Without dead ends: 225 [2019-12-07 20:10:58,215 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 20:10:58,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2019-12-07 20:10:58,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2019-12-07 20:10:58,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-12-07 20:10:58,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2019-12-07 20:10:58,254 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2019-12-07 20:10:58,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:58,255 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2019-12-07 20:10:58,255 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 20:10:58,255 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2019-12-07 20:10:58,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 20:10:58,256 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:58,256 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 20:10:58,457 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 20:10:58,457 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:58,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:58,458 INFO L82 PathProgramCache]: Analyzing trace with hash 1461710147, now seen corresponding path program 1 times [2019-12-07 20:10:58,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:58,460 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1904976713] [2019-12-07 20:10:58,461 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:10:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:58,676 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:10:58,678 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:58,691 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 20:10:58,691 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:58,700 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 20:10:58,701 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1904976713] [2019-12-07 20:10:58,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:58,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 20:10:58,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855752947] [2019-12-07 20:10:58,702 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:10:58,703 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:58,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:10:58,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:10:58,703 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 4 states. [2019-12-07 20:10:58,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:58,719 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2019-12-07 20:10:58,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:10:58,720 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 20:10:58,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:58,721 INFO L225 Difference]: With dead ends: 225 [2019-12-07 20:10:58,721 INFO L226 Difference]: Without dead ends: 85 [2019-12-07 20:10:58,722 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 20:10:58,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-12-07 20:10:58,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-12-07 20:10:58,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-12-07 20:10:58,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2019-12-07 20:10:58,728 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2019-12-07 20:10:58,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:58,729 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2019-12-07 20:10:58,729 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:10:58,729 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2019-12-07 20:10:58,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 20:10:58,730 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:58,730 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] [2019-12-07 20:10:58,930 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 20:10:58,931 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:58,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:58,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1946007882, now seen corresponding path program 1 times [2019-12-07 20:10:58,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:58,932 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [609058506] [2019-12-07 20:10:58,932 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:10:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:59,044 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:10:59,046 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:59,055 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 20:10:59,055 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:59,063 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 20:10:59,063 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [609058506] [2019-12-07 20:10:59,063 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:59,063 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 20:10:59,064 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715840702] [2019-12-07 20:10:59,064 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:10:59,064 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:59,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:10:59,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:10:59,065 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 4 states. [2019-12-07 20:10:59,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:59,074 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2019-12-07 20:10:59,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:10:59,074 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 20:10:59,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:59,075 INFO L225 Difference]: With dead ends: 163 [2019-12-07 20:10:59,075 INFO L226 Difference]: Without dead ends: 85 [2019-12-07 20:10:59,076 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 20:10:59,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-12-07 20:10:59,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-12-07 20:10:59,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-12-07 20:10:59,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2019-12-07 20:10:59,083 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2019-12-07 20:10:59,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:59,083 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2019-12-07 20:10:59,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:10:59,083 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2019-12-07 20:10:59,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 20:10:59,084 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:59,084 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] [2019-12-07 20:10:59,284 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 20:10:59,285 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:59,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:59,286 INFO L82 PathProgramCache]: Analyzing trace with hash -427711681, now seen corresponding path program 1 times [2019-12-07 20:10:59,287 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:59,288 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [245561262] [2019-12-07 20:10:59,288 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:10:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:59,432 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:10:59,433 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:59,437 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 20:10:59,438 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:59,439 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 20:10:59,440 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [245561262] [2019-12-07 20:10:59,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:59,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 20:10:59,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331508607] [2019-12-07 20:10:59,440 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 20:10:59,440 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:59,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 20:10:59,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 20:10:59,441 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2019-12-07 20:10:59,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:59,506 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2019-12-07 20:10:59,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:10:59,506 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-12-07 20:10:59,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:59,507 INFO L225 Difference]: With dead ends: 170 [2019-12-07 20:10:59,507 INFO L226 Difference]: Without dead ends: 92 [2019-12-07 20:10:59,508 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 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 20:10:59,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-12-07 20:10:59,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2019-12-07 20:10:59,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-12-07 20:10:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2019-12-07 20:10:59,517 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2019-12-07 20:10:59,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:59,517 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2019-12-07 20:10:59,517 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 20:10:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2019-12-07 20:10:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 20:10:59,518 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:59,518 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] [2019-12-07 20:10:59,719 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 20:10:59,720 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:59,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:59,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1598633195, now seen corresponding path program 1 times [2019-12-07 20:10:59,721 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:59,722 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [287791030] [2019-12-07 20:10:59,722 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:10:59,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:59,882 INFO L264 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:10:59,883 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:59,898 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 20:10:59,899 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:59,907 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 20:10:59,907 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [287791030] [2019-12-07 20:10:59,908 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:59,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 20:10:59,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612036389] [2019-12-07 20:10:59,908 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:10:59,908 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:59,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:10:59,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:10:59,909 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 5 states. [2019-12-07 20:11:00,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:11:00,034 INFO L93 Difference]: Finished difference Result 427 states and 615 transitions. [2019-12-07 20:11:00,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 20:11:00,035 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 20:11:00,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:11:00,037 INFO L225 Difference]: With dead ends: 427 [2019-12-07 20:11:00,037 INFO L226 Difference]: Without dead ends: 344 [2019-12-07 20:11:00,037 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 20:11:00,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2019-12-07 20:11:00,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 165. [2019-12-07 20:11:00,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2019-12-07 20:11:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 232 transitions. [2019-12-07 20:11:00,051 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 232 transitions. Word has length 33 [2019-12-07 20:11:00,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:11:00,051 INFO L462 AbstractCegarLoop]: Abstraction has 165 states and 232 transitions. [2019-12-07 20:11:00,051 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:11:00,051 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 232 transitions. [2019-12-07 20:11:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 20:11:00,052 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:11:00,052 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:11:00,252 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 20:11:00,253 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:11:00,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:11:00,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1593780579, now seen corresponding path program 1 times [2019-12-07 20:11:00,255 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:11:00,255 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [131400639] [2019-12-07 20:11:00,256 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:11:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:11:00,381 INFO L264 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:11:00,382 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:11:00,393 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 20:11:00,393 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:11:00,396 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 20:11:00,396 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [131400639] [2019-12-07 20:11:00,396 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:11:00,396 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 20:11:00,397 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45480690] [2019-12-07 20:11:00,397 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:11:00,397 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:11:00,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:11:00,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:11:00,397 INFO L87 Difference]: Start difference. First operand 165 states and 232 transitions. Second operand 5 states. [2019-12-07 20:11:00,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:11:00,537 INFO L93 Difference]: Finished difference Result 628 states and 889 transitions. [2019-12-07 20:11:00,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 20:11:00,538 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-07 20:11:00,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:11:00,540 INFO L225 Difference]: With dead ends: 628 [2019-12-07 20:11:00,540 INFO L226 Difference]: Without dead ends: 470 [2019-12-07 20:11:00,541 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 20:11:00,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2019-12-07 20:11:00,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2019-12-07 20:11:00,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2019-12-07 20:11:00,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 229 transitions. [2019-12-07 20:11:00,555 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 229 transitions. Word has length 34 [2019-12-07 20:11:00,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:11:00,556 INFO L462 AbstractCegarLoop]: Abstraction has 164 states and 229 transitions. [2019-12-07 20:11:00,556 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:11:00,556 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 229 transitions. [2019-12-07 20:11:00,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 20:11:00,557 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:11:00,557 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:11:00,758 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 20:11:00,759 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:11:00,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:11:00,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1365651329, now seen corresponding path program 1 times [2019-12-07 20:11:00,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:11:00,761 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1112943904] [2019-12-07 20:11:00,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:11:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:11:00,964 INFO L264 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:11:00,966 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:11:00,978 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 20:11:00,978 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:11:00,980 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 20:11:00,981 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1112943904] [2019-12-07 20:11:00,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:11:00,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 20:11:00,981 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069493352] [2019-12-07 20:11:00,981 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:11:00,981 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:11:00,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:11:00,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:11:00,982 INFO L87 Difference]: Start difference. First operand 164 states and 229 transitions. Second operand 5 states. [2019-12-07 20:11:01,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:11:01,046 INFO L93 Difference]: Finished difference Result 417 states and 577 transitions. [2019-12-07 20:11:01,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 20:11:01,047 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-12-07 20:11:01,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:11:01,048 INFO L225 Difference]: With dead ends: 417 [2019-12-07 20:11:01,048 INFO L226 Difference]: Without dead ends: 260 [2019-12-07 20:11:01,048 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 20:11:01,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2019-12-07 20:11:01,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 182. [2019-12-07 20:11:01,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2019-12-07 20:11:01,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 247 transitions. [2019-12-07 20:11:01,058 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 247 transitions. Word has length 37 [2019-12-07 20:11:01,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:11:01,058 INFO L462 AbstractCegarLoop]: Abstraction has 182 states and 247 transitions. [2019-12-07 20:11:01,058 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:11:01,058 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 247 transitions. [2019-12-07 20:11:01,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 20:11:01,059 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:11:01,059 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:11:01,260 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 20:11:01,261 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:11:01,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:11:01,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1918198717, now seen corresponding path program 1 times [2019-12-07 20:11:01,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:11:01,263 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2034015539] [2019-12-07 20:11:01,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:11:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:11:01,420 INFO L264 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 20:11:01,421 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:11:01,430 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 20:11:01,430 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:11:01,440 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 20:11:01,440 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2034015539] [2019-12-07 20:11:01,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:11:01,441 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 20:11:01,441 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640704408] [2019-12-07 20:11:01,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 20:11:01,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:11:01,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 20:11:01,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 20:11:01,441 INFO L87 Difference]: Start difference. First operand 182 states and 247 transitions. Second operand 6 states. [2019-12-07 20:11:01,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:11:01,500 INFO L93 Difference]: Finished difference Result 467 states and 627 transitions. [2019-12-07 20:11:01,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 20:11:01,500 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2019-12-07 20:11:01,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:11:01,501 INFO L225 Difference]: With dead ends: 467 [2019-12-07 20:11:01,502 INFO L226 Difference]: Without dead ends: 292 [2019-12-07 20:11:01,502 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 20:11:01,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2019-12-07 20:11:01,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 194. [2019-12-07 20:11:01,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2019-12-07 20:11:01,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 259 transitions. [2019-12-07 20:11:01,512 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 259 transitions. Word has length 37 [2019-12-07 20:11:01,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:11:01,512 INFO L462 AbstractCegarLoop]: Abstraction has 194 states and 259 transitions. [2019-12-07 20:11:01,512 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 20:11:01,512 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 259 transitions. [2019-12-07 20:11:01,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 20:11:01,512 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:11:01,512 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:11:01,713 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 20:11:01,714 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:11:01,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:11:01,715 INFO L82 PathProgramCache]: Analyzing trace with hash 897130363, now seen corresponding path program 1 times [2019-12-07 20:11:01,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:11:01,716 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [376933951] [2019-12-07 20:11:01,716 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:11:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:11:01,858 INFO L264 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:11:01,859 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:11:01,865 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 20:11:01,865 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:11:01,872 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 20:11:01,873 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [376933951] [2019-12-07 20:11:01,873 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:11:01,873 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 20:11:01,873 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860910160] [2019-12-07 20:11:01,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:11:01,873 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:11:01,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:11:01,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:11:01,874 INFO L87 Difference]: Start difference. First operand 194 states and 259 transitions. Second operand 4 states. [2019-12-07 20:11:01,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:11:01,937 INFO L93 Difference]: Finished difference Result 560 states and 751 transitions. [2019-12-07 20:11:01,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 20:11:01,938 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2019-12-07 20:11:01,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:11:01,939 INFO L225 Difference]: With dead ends: 560 [2019-12-07 20:11:01,939 INFO L226 Difference]: Without dead ends: 373 [2019-12-07 20:11:01,940 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:11:01,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2019-12-07 20:11:01,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 319. [2019-12-07 20:11:01,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2019-12-07 20:11:01,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 422 transitions. [2019-12-07 20:11:01,955 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 422 transitions. Word has length 37 [2019-12-07 20:11:01,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:11:01,955 INFO L462 AbstractCegarLoop]: Abstraction has 319 states and 422 transitions. [2019-12-07 20:11:01,955 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:11:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 422 transitions. [2019-12-07 20:11:01,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-07 20:11:01,956 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:11:01,956 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:11:02,156 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 20:11:02,157 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:11:02,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:11:02,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1862038981, now seen corresponding path program 1 times [2019-12-07 20:11:02,157 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:11:02,157 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [260120651] [2019-12-07 20:11:02,157 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/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 20:11:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:11:02,252 INFO L264 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 20:11:02,253 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:11:02,270 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 20:11:02,270 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:11:02,298 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 20:11:02,298 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [260120651] [2019-12-07 20:11:02,299 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:11:02,299 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 20:11:02,299 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772938721] [2019-12-07 20:11:02,299 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 20:11:02,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:11:02,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 20:11:02,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 20:11:02,300 INFO L87 Difference]: Start difference. First operand 319 states and 422 transitions. Second operand 10 states. [2019-12-07 20:11:02,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:11:02,729 INFO L93 Difference]: Finished difference Result 1253 states and 1619 transitions. [2019-12-07 20:11:02,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-12-07 20:11:02,729 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 38 [2019-12-07 20:11:02,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:11:02,733 INFO L225 Difference]: With dead ends: 1253 [2019-12-07 20:11:02,733 INFO L226 Difference]: Without dead ends: 941 [2019-12-07 20:11:02,734 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2019-12-07 20:11:02,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2019-12-07 20:11:02,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 319. [2019-12-07 20:11:02,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2019-12-07 20:11:02,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 415 transitions. [2019-12-07 20:11:02,760 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 415 transitions. Word has length 38 [2019-12-07 20:11:02,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:11:02,760 INFO L462 AbstractCegarLoop]: Abstraction has 319 states and 415 transitions. [2019-12-07 20:11:02,760 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 20:11:02,760 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 415 transitions. [2019-12-07 20:11:02,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-07 20:11:02,761 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:11:02,761 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:11:02,962 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2019-12-07 20:11:02,962 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:11:02,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:11:02,962 INFO L82 PathProgramCache]: Analyzing trace with hash -2006064489, now seen corresponding path program 1 times [2019-12-07 20:11:02,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:11:02,963 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1560399366] [2019-12-07 20:11:02,963 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2019-12-07 20:11:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:11:03,076 INFO L264 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 20:11:03,078 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:11:03,107 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 20:11:03,107 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:11:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 20:11:03,137 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1560399366] [2019-12-07 20:11:03,137 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:11:03,138 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 20:11:03,138 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642567522] [2019-12-07 20:11:03,138 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 20:11:03,138 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:11:03,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 20:11:03,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 20:11:03,138 INFO L87 Difference]: Start difference. First operand 319 states and 415 transitions. Second operand 10 states. [2019-12-07 20:11:03,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:11:03,460 INFO L93 Difference]: Finished difference Result 879 states and 1129 transitions. [2019-12-07 20:11:03,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 20:11:03,460 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 63 [2019-12-07 20:11:03,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:11:03,461 INFO L225 Difference]: With dead ends: 879 [2019-12-07 20:11:03,461 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 20:11:03,462 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2019-12-07 20:11:03,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 20:11:03,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 20:11:03,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 20:11:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 20:11:03,462 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-12-07 20:11:03,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:11:03,462 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 20:11:03,462 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 20:11:03,463 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 20:11:03,463 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 20:11:03,663 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2019-12-07 20:11:03,668 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 20:11:03,982 WARN L192 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 128 [2019-12-07 20:11:04,144 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 124 [2019-12-07 20:11:04,345 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 133 [2019-12-07 20:11:04,585 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 133 [2019-12-07 20:11:05,700 WARN L192 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 20 [2019-12-07 20:11:06,430 WARN L192 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2019-12-07 20:11:06,656 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 21 [2019-12-07 20:11:07,612 WARN L192 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2019-12-07 20:11:08,362 WARN L192 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2019-12-07 20:11:09,163 WARN L192 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2019-12-07 20:11:09,656 WARN L192 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 17 [2019-12-07 20:11:10,693 WARN L192 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2019-12-07 20:11:10,922 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2019-12-07 20:11:11,009 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2019-12-07 20:11:11,010 INFO L246 CegarLoopResult]: For program point L697(lines 697 701) no Hoare annotation was computed. [2019-12-07 20:11:11,011 INFO L242 CegarLoopResult]: At program point L765(lines 760 768) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,011 INFO L242 CegarLoopResult]: At program point L765-1(lines 760 768) the Hoare annotation is: false [2019-12-07 20:11:11,011 INFO L242 CegarLoopResult]: At program point L765-2(lines 760 768) the Hoare annotation is: false [2019-12-07 20:11:11,012 INFO L242 CegarLoopResult]: At program point L765-3(lines 760 768) the Hoare annotation is: false [2019-12-07 20:11:11,012 INFO L242 CegarLoopResult]: At program point L765-4(lines 760 768) the Hoare annotation is: false [2019-12-07 20:11:11,012 INFO L242 CegarLoopResult]: At program point L765-5(lines 760 768) the Hoare annotation is: false [2019-12-07 20:11:11,012 INFO L246 CegarLoopResult]: For program point L899(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,013 INFO L246 CegarLoopResult]: For program point L899-2(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,013 INFO L246 CegarLoopResult]: For program point L899-4(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,013 INFO L246 CegarLoopResult]: For program point L899-6(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,014 INFO L246 CegarLoopResult]: For program point L899-8(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,014 INFO L246 CegarLoopResult]: For program point L899-10(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,014 INFO L246 CegarLoopResult]: For program point L899-12(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,014 INFO L246 CegarLoopResult]: For program point L899-14(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,015 INFO L246 CegarLoopResult]: For program point L899-16(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,015 INFO L246 CegarLoopResult]: For program point L899-18(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,015 INFO L246 CegarLoopResult]: For program point L899-20(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,015 INFO L246 CegarLoopResult]: For program point L173(lines 173 180) no Hoare annotation was computed. [2019-12-07 20:11:11,016 INFO L246 CegarLoopResult]: For program point L899-22(lines 899 905) no Hoare annotation was computed. [2019-12-07 20:11:11,016 INFO L249 CegarLoopResult]: At program point L173-1(lines 173 180) the Hoare annotation is: true [2019-12-07 20:11:11,016 INFO L246 CegarLoopResult]: For program point L637(lines 637 648) no Hoare annotation was computed. [2019-12-07 20:11:11,017 INFO L246 CegarLoopResult]: For program point L837(lines 837 854) no Hoare annotation was computed. [2019-12-07 20:11:11,017 INFO L246 CegarLoopResult]: For program point L837-1(lines 837 854) no Hoare annotation was computed. [2019-12-07 20:11:11,017 INFO L246 CegarLoopResult]: For program point L837-2(lines 837 854) no Hoare annotation was computed. [2019-12-07 20:11:11,017 INFO L246 CegarLoopResult]: For program point L837-3(lines 837 854) no Hoare annotation was computed. [2019-12-07 20:11:11,018 INFO L246 CegarLoopResult]: For program point L837-4(lines 837 854) no Hoare annotation was computed. [2019-12-07 20:11:11,018 INFO L246 CegarLoopResult]: For program point L837-5(lines 837 854) no Hoare annotation was computed. [2019-12-07 20:11:11,018 INFO L246 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2019-12-07 20:11:11,018 INFO L246 CegarLoopResult]: For program point L841-1(lines 841 849) no Hoare annotation was computed. [2019-12-07 20:11:11,019 INFO L246 CegarLoopResult]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2019-12-07 20:11:11,019 INFO L246 CegarLoopResult]: For program point L841-3(lines 841 849) no Hoare annotation was computed. [2019-12-07 20:11:11,019 INFO L246 CegarLoopResult]: For program point L841-4(lines 841 849) no Hoare annotation was computed. [2019-12-07 20:11:11,019 INFO L246 CegarLoopResult]: For program point L841-5(lines 841 849) no Hoare annotation was computed. [2019-12-07 20:11:11,020 INFO L246 CegarLoopResult]: For program point L643(lines 643 647) no Hoare annotation was computed. [2019-12-07 20:11:11,020 INFO L246 CegarLoopResult]: For program point L643-2(lines 779 785) no Hoare annotation was computed. [2019-12-07 20:11:11,020 INFO L242 CegarLoopResult]: At program point L49(lines 44 51) 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 20:11:11,021 INFO L242 CegarLoopResult]: At program point L710(lines 705 713) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 20:11:11,022 INFO L242 CegarLoopResult]: At program point L710-1(lines 705 713) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,022 INFO L242 CegarLoopResult]: At program point L710-2(lines 705 713) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,022 INFO L242 CegarLoopResult]: At program point L710-3(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,023 INFO L242 CegarLoopResult]: At program point L710-4(lines 705 713) 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 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2))) [2019-12-07 20:11:11,023 INFO L242 CegarLoopResult]: At program point L710-5(lines 705 713) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) ~pumpRunning~0) .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 20:11:11,024 INFO L242 CegarLoopResult]: At program point L710-6(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,024 INFO L242 CegarLoopResult]: At program point L710-7(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,024 INFO L242 CegarLoopResult]: At program point L710-8(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,024 INFO L242 CegarLoopResult]: At program point L710-9(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,025 INFO L242 CegarLoopResult]: At program point L710-10(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,025 INFO L242 CegarLoopResult]: At program point L710-11(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,025 INFO L242 CegarLoopResult]: At program point L710-12(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,025 INFO L242 CegarLoopResult]: At program point L710-13(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,026 INFO L242 CegarLoopResult]: At program point L710-14(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,026 INFO L242 CegarLoopResult]: At program point L710-15(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,026 INFO L242 CegarLoopResult]: At program point L710-16(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,026 INFO L249 CegarLoopResult]: At program point L182(lines 163 185) the Hoare annotation is: true [2019-12-07 20:11:11,027 INFO L242 CegarLoopResult]: At program point L710-17(lines 705 713) the Hoare annotation is: false [2019-12-07 20:11:11,027 INFO L242 CegarLoopResult]: At program point L779(lines 778 797) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1))) [2019-12-07 20:11:11,027 INFO L246 CegarLoopResult]: For program point L779-1(lines 779 785) no Hoare annotation was computed. [2019-12-07 20:11:11,027 INFO L242 CegarLoopResult]: At program point L779-2(lines 778 797) the Hoare annotation is: false [2019-12-07 20:11:11,028 INFO L242 CegarLoopResult]: At program point L779-3(lines 778 797) the Hoare annotation is: false [2019-12-07 20:11:11,028 INFO L242 CegarLoopResult]: At program point L584(lines 1 1010) 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 20:11:11,028 INFO L246 CegarLoopResult]: For program point L982(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,028 INFO L246 CegarLoopResult]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,028 INFO L246 CegarLoopResult]: For program point L982-3(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,028 INFO L246 CegarLoopResult]: For program point L982-5(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,029 INFO L246 CegarLoopResult]: For program point L982-6(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,029 INFO L246 CegarLoopResult]: For program point L982-8(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,029 INFO L246 CegarLoopResult]: For program point L982-9(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,029 INFO L246 CegarLoopResult]: For program point L982-11(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,029 INFO L246 CegarLoopResult]: For program point L982-12(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,030 INFO L246 CegarLoopResult]: For program point L982-14(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,030 INFO L246 CegarLoopResult]: For program point L982-15(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,030 INFO L246 CegarLoopResult]: For program point L982-17(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,030 INFO L246 CegarLoopResult]: For program point L982-18(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,030 INFO L246 CegarLoopResult]: For program point L982-20(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,030 INFO L246 CegarLoopResult]: For program point L982-21(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,031 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 20:11:11,031 INFO L246 CegarLoopResult]: For program point L982-23(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,031 INFO L246 CegarLoopResult]: For program point L982-24(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,031 INFO L246 CegarLoopResult]: For program point L982-26(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,031 INFO L246 CegarLoopResult]: For program point L982-27(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,031 INFO L246 CegarLoopResult]: For program point L982-29(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,032 INFO L246 CegarLoopResult]: For program point L982-30(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,032 INFO L246 CegarLoopResult]: For program point L982-32(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,032 INFO L246 CegarLoopResult]: For program point L982-33(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,032 INFO L246 CegarLoopResult]: For program point L982-35(lines 982 986) no Hoare annotation was computed. [2019-12-07 20:11:11,032 INFO L242 CegarLoopResult]: At program point L653(lines 606 654) the Hoare annotation is: false [2019-12-07 20:11:11,032 INFO L242 CegarLoopResult]: At program point L786(lines 786 792) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse0 .cse1 .cse3 .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse3 .cse2))) [2019-12-07 20:11:11,032 INFO L242 CegarLoopResult]: At program point L786-1(lines 786 792) the Hoare annotation is: false [2019-12-07 20:11:11,033 INFO L242 CegarLoopResult]: At program point L786-2(lines 786 792) the Hoare annotation is: false [2019-12-07 20:11:11,033 INFO L246 CegarLoopResult]: For program point L60(lines 60 77) no Hoare annotation was computed. [2019-12-07 20:11:11,033 INFO L242 CegarLoopResult]: At program point L60-1(lines 1 1010) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 .cse2 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0)) (and .cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and .cse3 .cse0 .cse1 .cse2))) [2019-12-07 20:11:11,033 INFO L246 CegarLoopResult]: For program point L60-2(lines 60 77) no Hoare annotation was computed. [2019-12-07 20:11:11,033 INFO L242 CegarLoopResult]: At program point L60-3(lines 1 1010) the Hoare annotation is: false [2019-12-07 20:11:11,033 INFO L246 CegarLoopResult]: For program point L60-4(lines 60 77) no Hoare annotation was computed. [2019-12-07 20:11:11,034 INFO L242 CegarLoopResult]: At program point L60-5(lines 1 1010) the Hoare annotation is: false [2019-12-07 20:11:11,034 INFO L242 CegarLoopResult]: At program point L988(lines 973 991) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,034 INFO L242 CegarLoopResult]: At program point L988-1(lines 973 991) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,034 INFO L242 CegarLoopResult]: At program point L988-2(lines 973 991) the Hoare annotation is: false [2019-12-07 20:11:11,034 INFO L242 CegarLoopResult]: At program point L988-3(lines 973 991) 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 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 20:11:11,035 INFO L242 CegarLoopResult]: At program point L988-4(lines 973 991) the Hoare annotation is: false [2019-12-07 20:11:11,035 INFO L242 CegarLoopResult]: At program point L988-5(lines 973 991) the Hoare annotation is: false [2019-12-07 20:11:11,035 INFO L242 CegarLoopResult]: At program point L988-6(lines 973 991) the Hoare annotation is: false [2019-12-07 20:11:11,035 INFO L242 CegarLoopResult]: At program point L988-7(lines 973 991) the Hoare annotation is: false [2019-12-07 20:11:11,035 INFO L242 CegarLoopResult]: At program point L988-8(lines 973 991) the Hoare annotation is: false [2019-12-07 20:11:11,036 INFO L242 CegarLoopResult]: At program point L988-9(lines 973 991) the Hoare annotation is: false [2019-12-07 20:11:11,036 INFO L242 CegarLoopResult]: At program point L988-10(lines 973 991) the Hoare annotation is: false [2019-12-07 20:11:11,036 INFO L242 CegarLoopResult]: At program point L988-11(lines 973 991) the Hoare annotation is: false [2019-12-07 20:11:11,036 INFO L242 CegarLoopResult]: At program point L592(lines 587 595) 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 20:11:11,036 INFO L246 CegarLoopResult]: For program point L64(lines 64 74) no Hoare annotation was computed. [2019-12-07 20:11:11,036 INFO L246 CegarLoopResult]: For program point L64-2(lines 64 74) no Hoare annotation was computed. [2019-12-07 20:11:11,037 INFO L246 CegarLoopResult]: For program point L64-4(lines 64 74) no Hoare annotation was computed. [2019-12-07 20:11:11,037 INFO L246 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-12-07 20:11:11,037 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 20:11:11,037 INFO L246 CegarLoopResult]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2019-12-07 20:11:11,037 INFO L246 CegarLoopResult]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2019-12-07 20:11:11,037 INFO L242 CegarLoopResult]: At program point L924(lines 917 927) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 20:11:11,037 INFO L242 CegarLoopResult]: At program point L924-1(lines 917 927) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,038 INFO L242 CegarLoopResult]: At program point L924-2(lines 917 927) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,038 INFO L242 CegarLoopResult]: At program point L924-3(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,038 INFO L242 CegarLoopResult]: At program point L924-4(lines 917 927) 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 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))))) [2019-12-07 20:11:11,038 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2019-12-07 20:11:11,038 INFO L242 CegarLoopResult]: At program point L924-5(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,039 INFO L242 CegarLoopResult]: At program point L924-6(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,039 INFO L242 CegarLoopResult]: At program point L924-7(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,039 INFO L242 CegarLoopResult]: At program point L924-8(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,039 INFO L242 CegarLoopResult]: At program point L924-9(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,039 INFO L242 CegarLoopResult]: At program point L924-10(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,039 INFO L242 CegarLoopResult]: At program point L924-11(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,039 INFO L242 CegarLoopResult]: At program point L924-12(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,040 INFO L242 CegarLoopResult]: At program point L924-13(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,040 INFO L242 CegarLoopResult]: At program point L924-14(lines 917 927) the Hoare annotation is: false [2019-12-07 20:11:11,040 INFO L246 CegarLoopResult]: For program point L863(lines 863 880) no Hoare annotation was computed. [2019-12-07 20:11:11,040 INFO L246 CegarLoopResult]: For program point L863-1(lines 863 880) no Hoare annotation was computed. [2019-12-07 20:11:11,040 INFO L246 CegarLoopResult]: For program point L863-2(lines 863 880) no Hoare annotation was computed. [2019-12-07 20:11:11,040 INFO L242 CegarLoopResult]: At program point L933(lines 928 936) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,040 INFO L242 CegarLoopResult]: At program point L933-1(lines 928 936) the Hoare annotation is: false [2019-12-07 20:11:11,041 INFO L246 CegarLoopResult]: For program point L867(lines 867 875) no Hoare annotation was computed. [2019-12-07 20:11:11,041 INFO L242 CegarLoopResult]: At program point L933-2(lines 928 936) the Hoare annotation is: false [2019-12-07 20:11:11,041 INFO L246 CegarLoopResult]: For program point L867-1(lines 867 875) no Hoare annotation was computed. [2019-12-07 20:11:11,041 INFO L246 CegarLoopResult]: For program point L867-2(lines 867 875) no Hoare annotation was computed. [2019-12-07 20:11:11,041 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2019-12-07 20:11:11,041 INFO L246 CegarLoopResult]: For program point L1001(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,041 INFO L246 CegarLoopResult]: For program point L1001-2(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,042 INFO L246 CegarLoopResult]: For program point L1001-3(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,042 INFO L246 CegarLoopResult]: For program point L1001-5(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,042 INFO L246 CegarLoopResult]: For program point L1001-6(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,042 INFO L246 CegarLoopResult]: For program point L1001-8(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,042 INFO L246 CegarLoopResult]: For program point L1001-9(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,042 INFO L246 CegarLoopResult]: For program point L1001-11(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,042 INFO L246 CegarLoopResult]: For program point L1001-12(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,042 INFO L246 CegarLoopResult]: For program point L1001-14(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,042 INFO L246 CegarLoopResult]: For program point L1001-15(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,043 INFO L246 CegarLoopResult]: For program point L1001-17(lines 1001 1005) no Hoare annotation was computed. [2019-12-07 20:11:11,043 INFO L246 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2019-12-07 20:11:11,043 INFO L246 CegarLoopResult]: For program point L673-3(lines 673 677) no Hoare annotation was computed. [2019-12-07 20:11:11,043 INFO L246 CegarLoopResult]: For program point L673-6(lines 673 677) no Hoare annotation was computed. [2019-12-07 20:11:11,043 INFO L242 CegarLoopResult]: At program point L145(lines 141 147) 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 20:11:11,043 INFO L246 CegarLoopResult]: For program point L608(lines 607 652) no Hoare annotation was computed. [2019-12-07 20:11:11,043 INFO L246 CegarLoopResult]: For program point L609(lines 609 613) no Hoare annotation was computed. [2019-12-07 20:11:11,043 INFO L242 CegarLoopResult]: At program point L1007(lines 992 1010) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,044 INFO L242 CegarLoopResult]: At program point L1007-1(lines 992 1010) the Hoare annotation is: false [2019-12-07 20:11:11,044 INFO L242 CegarLoopResult]: At program point L1007-2(lines 992 1010) the Hoare annotation is: false [2019-12-07 20:11:11,044 INFO L242 CegarLoopResult]: At program point L1007-3(lines 992 1010) the Hoare annotation is: false [2019-12-07 20:11:11,044 INFO L242 CegarLoopResult]: At program point L1007-4(lines 992 1010) the Hoare annotation is: false [2019-12-07 20:11:11,044 INFO L242 CegarLoopResult]: At program point L1007-5(lines 992 1010) the Hoare annotation is: false [2019-12-07 20:11:11,044 INFO L246 CegarLoopResult]: For program point L811(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,044 INFO L246 CegarLoopResult]: For program point L811-1(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,044 INFO L246 CegarLoopResult]: For program point L811-2(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,045 INFO L246 CegarLoopResult]: For program point L811-3(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,045 INFO L246 CegarLoopResult]: For program point L811-4(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,045 INFO L246 CegarLoopResult]: For program point L811-5(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,045 INFO L246 CegarLoopResult]: For program point L811-6(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,045 INFO L246 CegarLoopResult]: For program point L811-7(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,045 INFO L246 CegarLoopResult]: For program point L811-8(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,045 INFO L246 CegarLoopResult]: For program point L811-9(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,045 INFO L246 CegarLoopResult]: For program point L811-10(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,045 INFO L246 CegarLoopResult]: For program point L811-11(lines 811 828) no Hoare annotation was computed. [2019-12-07 20:11:11,046 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 20:11:11,046 INFO L246 CegarLoopResult]: For program point L815(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,046 INFO L246 CegarLoopResult]: For program point L815-1(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,046 INFO L246 CegarLoopResult]: For program point L815-2(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,046 INFO L246 CegarLoopResult]: For program point L815-3(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,046 INFO L246 CegarLoopResult]: For program point L815-4(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,046 INFO L246 CegarLoopResult]: For program point L815-5(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,046 INFO L246 CegarLoopResult]: For program point L617(lines 617 623) no Hoare annotation was computed. [2019-12-07 20:11:11,046 INFO L246 CegarLoopResult]: For program point L815-6(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,047 INFO L242 CegarLoopResult]: At program point L617-1(lines 617 623) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 .cse2 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0)) (and .cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and .cse3 .cse0 .cse1 .cse2))) [2019-12-07 20:11:11,047 INFO L246 CegarLoopResult]: For program point L815-7(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,047 INFO L246 CegarLoopResult]: For program point L815-8(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,047 INFO L246 CegarLoopResult]: For program point L815-9(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,047 INFO L246 CegarLoopResult]: For program point L815-10(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,047 INFO L246 CegarLoopResult]: For program point L815-11(lines 815 823) no Hoare annotation was computed. [2019-12-07 20:11:11,047 INFO L246 CegarLoopResult]: For program point L750(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,047 INFO L246 CegarLoopResult]: For program point L750-1(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,047 INFO L246 CegarLoopResult]: For program point L750-2(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,047 INFO L246 CegarLoopResult]: For program point L750-3(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,048 INFO L246 CegarLoopResult]: For program point L750-4(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,048 INFO L246 CegarLoopResult]: For program point L750-5(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,048 INFO L246 CegarLoopResult]: For program point L750-6(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,048 INFO L246 CegarLoopResult]: For program point L750-7(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,048 INFO L246 CegarLoopResult]: For program point L750-8(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,048 INFO L246 CegarLoopResult]: For program point L750-9(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,048 INFO L246 CegarLoopResult]: For program point L750-10(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,048 INFO L246 CegarLoopResult]: For program point L750-11(lines 750 756) no Hoare annotation was computed. [2019-12-07 20:11:11,048 INFO L246 CegarLoopResult]: For program point L685(lines 685 689) no Hoare annotation was computed. [2019-12-07 20:11:11,048 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 20:11:11,049 INFO L242 CegarLoopResult]: At program point L94-2(lines 94 108) the Hoare annotation is: false [2019-12-07 20:11:11,049 INFO L242 CegarLoopResult]: At program point L755(lines 746 759) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,049 INFO L242 CegarLoopResult]: At program point L755-1(lines 746 759) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:11,049 INFO L242 CegarLoopResult]: At program point L755-2(lines 746 759) the Hoare annotation is: false [2019-12-07 20:11:11,049 INFO L242 CegarLoopResult]: At program point L755-3(lines 746 759) 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 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 20:11:11,049 INFO L242 CegarLoopResult]: At program point L755-4(lines 746 759) the Hoare annotation is: false [2019-12-07 20:11:11,049 INFO L242 CegarLoopResult]: At program point L755-5(lines 746 759) the Hoare annotation is: false [2019-12-07 20:11:11,049 INFO L246 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2019-12-07 20:11:11,049 INFO L242 CegarLoopResult]: At program point L755-6(lines 746 759) the Hoare annotation is: false [2019-12-07 20:11:11,050 INFO L242 CegarLoopResult]: At program point L755-7(lines 746 759) the Hoare annotation is: false [2019-12-07 20:11:11,050 INFO L246 CegarLoopResult]: For program point L557-1(line 557) no Hoare annotation was computed. [2019-12-07 20:11:11,050 INFO L242 CegarLoopResult]: At program point L755-8(lines 746 759) the Hoare annotation is: false [2019-12-07 20:11:11,050 INFO L246 CegarLoopResult]: For program point L557-2(line 557) no Hoare annotation was computed. [2019-12-07 20:11:11,050 INFO L242 CegarLoopResult]: At program point L755-9(lines 746 759) the Hoare annotation is: false [2019-12-07 20:11:11,050 INFO L242 CegarLoopResult]: At program point L755-10(lines 746 759) the Hoare annotation is: false [2019-12-07 20:11:11,050 INFO L242 CegarLoopResult]: At program point L755-11(lines 746 759) the Hoare annotation is: false [2019-12-07 20:11:11,050 INFO L246 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2019-12-07 20:11:11,050 INFO L246 CegarLoopResult]: For program point L98(lines 98 102) no Hoare annotation was computed. [2019-12-07 20:11:11,050 INFO L246 CegarLoopResult]: For program point L98-1(lines 779 785) no Hoare annotation was computed. [2019-12-07 20:11:11,051 INFO L246 CegarLoopResult]: For program point L627(lines 627 633) no Hoare annotation was computed. [2019-12-07 20:11:11,051 INFO L242 CegarLoopResult]: At program point L627-1(lines 627 633) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1))) [2019-12-07 20:11:11,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 08:11:11 BoogieIcfgContainer [2019-12-07 20:11:11,075 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 20:11:11,075 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 20:11:11,075 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 20:11:11,076 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 20:11:11,076 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:10:57" (3/4) ... [2019-12-07 20:11:11,078 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 20:11:11,097 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 20:11:11,098 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 20:11:11,100 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 20:11:11,101 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 20:11:11,103 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 20:11:11,105 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:11:11,106 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:11:11,126 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:11:11,127 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:11:11,127 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:11:11,128 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:11:11,129 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:11:11,129 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:11:11,130 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,132 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,132 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,133 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,133 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:11:11,134 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,134 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) [2019-12-07 20:11:11,135 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,135 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,136 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,136 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,136 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,137 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:11,216 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6bbfb24e-ca88-4b77-bbe0-a63720414b42/bin/utaipan/witness.graphml [2019-12-07 20:11:11,216 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 20:11:11,218 INFO L168 Benchmark]: Toolchain (without parser) took 14541.16 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 360.2 MB). Free memory was 952.4 MB in the beginning and 1.3 GB in the end (delta: -396.5 MB). Peak memory consumption was 529.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:11,218 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:11:11,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:11,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:11,219 INFO L168 Benchmark]: Boogie Preprocessor took 46.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:11,219 INFO L168 Benchmark]: RCFGBuilder took 757.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 963.1 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:11,220 INFO L168 Benchmark]: TraceAbstraction took 13158.46 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 239.6 MB). Free memory was 963.1 MB in the beginning and 782.3 MB in the end (delta: 180.7 MB). Peak memory consumption was 421.8 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:11,220 INFO L168 Benchmark]: Witness Printer took 141.16 ms. Allocated memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 14.2 MB). Free memory was 782.3 MB in the beginning and 1.3 GB in the end (delta: -566.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:11,222 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 380.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 757.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 963.1 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13158.46 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 239.6 MB). Free memory was 963.1 MB in the beginning and 782.3 MB in the end (delta: 180.7 MB). Peak memory consumption was 421.8 MB. Max. memory is 11.5 GB. * Witness Printer took 141.16 ms. Allocated memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 14.2 MB). Free memory was 782.3 MB in the beginning and 1.3 GB in the end (delta: -566.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 557]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 557]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 557]: 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: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: ((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: ((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: 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: 617]: Loop Invariant Derived loop invariant: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 229 locations, 3 error locations. Result: SAFE, OverallTime: 5.7s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.3s, HoareTripleCheckerStatistics: 1810 SDtfs, 2529 SDslu, 3605 SDs, 0 SdLazy, 506 SolverSat, 122 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 759 GetRequests, 694 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=319occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 1339 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 289 NumberOfFragments, 807 HoareAnnotationTreeSize, 91 FomulaSimplifications, 1635050 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 91 FomulaSimplificationsInter, 375539 FormulaSimplificationTreeSizeReductionInter, 6.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 367 NumberOfCodeBlocks, 367 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 712 ConstructedInterpolants, 0 QuantifiedInterpolants, 47416 SizeOfPredicates, 27 NumberOfNonLiveVariables, 2204 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 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...