./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f29d91945fbff4cc0c2de7e0e7b2e2b9e380e9fb ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f29d91945fbff4cc0c2de7e0e7b2e2b9e380e9fb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:05:12,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:05:12,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:05:12,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:05:12,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:05:12,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:05:12,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:05:12,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:05:12,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:05:12,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:05:12,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:05:12,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:05:12,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:05:12,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:05:12,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:05:12,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:05:12,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:05:12,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:05:12,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:05:13,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:05:13,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:05:13,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:05:13,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:05:13,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:05:13,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:05:13,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:05:13,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:05:13,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:05:13,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:05:13,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:05:13,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:05:13,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:05:13,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:05:13,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:05:13,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:05:13,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:05:13,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:05:13,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:05:13,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:05:13,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:05:13,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:05:13,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:05:13,051 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:05:13,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:05:13,053 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:05:13,053 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:05:13,054 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:05:13,054 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:05:13,054 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:05:13,054 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:05:13,054 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:05:13,055 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:05:13,056 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:05:13,056 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:05:13,056 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:05:13,056 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:05:13,057 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:05:13,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:05:13,057 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:05:13,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:05:13,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:05:13,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:05:13,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:05:13,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:05:13,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:05:13,059 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:05:13,059 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:05:13,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:05:13,060 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:05:13,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:05:13,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:05:13,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:05:13,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:05:13,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:05:13,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:05:13,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:05:13,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:05:13,063 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:05:13,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:05:13,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:05:13,064 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:05:13,064 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:05:13,064 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f29d91945fbff4cc0c2de7e0e7b2e2b9e380e9fb [2020-11-22 13:05:13,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:05:13,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:05:13,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:05:13,357 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:05:13,359 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:05:13,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2020-11-22 13:05:13,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/data/44cdaa435/56ab7a3616be4f0ab1515fec9961e4a8/FLAG5db280fa6 [2020-11-22 13:05:13,939 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:05:13,939 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2020-11-22 13:05:13,956 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/data/44cdaa435/56ab7a3616be4f0ab1515fec9961e4a8/FLAG5db280fa6 [2020-11-22 13:05:14,272 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/data/44cdaa435/56ab7a3616be4f0ab1515fec9961e4a8 [2020-11-22 13:05:14,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:05:14,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:05:14,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:14,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:05:14,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:05:14,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:14" (1/1) ... [2020-11-22 13:05:14,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f24feb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:14, skipping insertion in model container [2020-11-22 13:05:14,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:14" (1/1) ... [2020-11-22 13:05:14,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:05:14,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:05:14,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:05:14,697 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) [2020-11-22 13:05:14,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f6b364e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:14, skipping insertion in model container [2020-11-22 13:05:14,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:14,698 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:05:14,700 INFO L168 Benchmark]: Toolchain (without parser) took 423.12 ms. Allocated memory is still 98.6 MB. Free memory was 64.8 MB in the beginning and 72.8 MB in the end (delta: -8.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:14,701 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 79.7 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 25.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:05:14,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 417.73 ms. Allocated memory is still 98.6 MB. Free memory was 64.6 MB in the beginning and 73.1 MB in the end (delta: -8.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:14,704 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 79.7 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 25.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 417.73 ms. Allocated memory is still 98.6 MB. Free memory was 64.6 MB in the beginning and 73.1 MB in the end (delta: -8.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 438]: 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 0.2.0-a4ecdab [2020-11-22 13:05:16,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:05:16,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:05:16,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:05:16,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:05:16,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:05:16,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:05:16,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:05:16,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:05:16,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:05:16,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:05:16,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:05:16,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:05:16,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:05:16,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:05:16,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:05:16,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:05:16,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:05:16,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:05:16,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:05:16,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:05:16,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:05:16,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:05:16,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:05:16,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:05:16,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:05:16,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:05:16,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:05:16,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:05:16,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:05:16,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:05:16,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:05:16,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:05:16,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:05:16,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:05:16,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:05:16,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:05:16,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:05:16,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:05:16,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:05:16,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:05:16,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:05:16,962 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:05:16,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:05:16,964 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:05:16,966 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:05:16,966 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:05:16,967 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:05:16,967 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:05:16,968 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:05:16,968 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:05:16,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:05:16,969 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:05:16,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:05:16,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:05:16,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:05:16,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:05:16,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:05:16,972 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:05:16,972 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:05:16,973 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:05:16,973 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:05:16,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:05:16,974 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:05:16,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:05:16,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:05:16,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:05:16,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:05:16,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:05:16,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:05:16,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:05:16,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:05:16,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:05:16,982 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:05:16,982 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:05:16,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:05:16,983 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:05:16,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:05:16,983 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f29d91945fbff4cc0c2de7e0e7b2e2b9e380e9fb [2020-11-22 13:05:17,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:05:17,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:05:17,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:05:17,396 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:05:17,397 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:05:17,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2020-11-22 13:05:17,459 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/data/a050e3bab/10eb93d1360546a9973e2f3e8ad19b2c/FLAG6a12b93fc [2020-11-22 13:05:18,059 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:05:18,063 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2020-11-22 13:05:18,079 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/data/a050e3bab/10eb93d1360546a9973e2f3e8ad19b2c/FLAG6a12b93fc [2020-11-22 13:05:18,325 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/data/a050e3bab/10eb93d1360546a9973e2f3e8ad19b2c [2020-11-22 13:05:18,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:05:18,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:05:18,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:18,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:05:18,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:05:18,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:18,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600d2147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18, skipping insertion in model container [2020-11-22 13:05:18,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:18,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:05:18,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:05:18,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:05:18,735 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:05:18,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:05:18,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:05:18,819 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:05:18,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:05:18,982 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:05:18,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18 WrapperNode [2020-11-22 13:05:18,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:18,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:05:18,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:05:18,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:05:18,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:19,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:19,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:05:19,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:05:19,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:05:19,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:05:19,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:19,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:19,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:19,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:19,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:19,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:19,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (1/1) ... [2020-11-22 13:05:19,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:05:19,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:05:19,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:05:19,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:05:19,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:19,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:05:19,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:05:19,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:05:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:05:22,348 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:05:22,349 INFO L298 CfgBuilder]: Removed 356 assume(true) statements. [2020-11-22 13:05:22,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:05:22 BoogieIcfgContainer [2020-11-22 13:05:22,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:05:22,355 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:05:22,355 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:05:22,358 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:05:22,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:05:18" (1/3) ... [2020-11-22 13:05:22,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7943a8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:05:22, skipping insertion in model container [2020-11-22 13:05:22,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:18" (2/3) ... [2020-11-22 13:05:22,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7943a8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:05:22, skipping insertion in model container [2020-11-22 13:05:22,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:05:22" (3/3) ... [2020-11-22 13:05:22,363 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62.cil.c [2020-11-22 13:05:22,377 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:05:22,382 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:05:22,398 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:05:22,439 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:05:22,439 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:05:22,440 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:05:22,440 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:05:22,440 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:05:22,440 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:05:22,440 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:05:22,440 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:05:22,459 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2020-11-22 13:05:22,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-22 13:05:22,469 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:22,470 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:05:22,470 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:22,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:22,479 INFO L82 PathProgramCache]: Analyzing trace with hash -788957275, now seen corresponding path program 1 times [2020-11-22 13:05:22,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:22,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1297500784] [2020-11-22 13:05:22,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:22,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:05:22,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:22,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:22,772 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:22,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:22,781 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1297500784] [2020-11-22 13:05:22,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:22,782 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:05:22,783 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605056694] [2020-11-22 13:05:22,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:05:22,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:22,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:05:22,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:05:22,803 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 2 states. [2020-11-22 13:05:22,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:22,877 INFO L93 Difference]: Finished difference Result 447 states and 668 transitions. [2020-11-22 13:05:22,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:05:22,880 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-22 13:05:22,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:22,906 INFO L225 Difference]: With dead ends: 447 [2020-11-22 13:05:22,907 INFO L226 Difference]: Without dead ends: 221 [2020-11-22 13:05:22,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:05:22,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2020-11-22 13:05:22,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2020-11-22 13:05:22,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-11-22 13:05:22,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2020-11-22 13:05:22,990 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2020-11-22 13:05:22,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:22,990 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2020-11-22 13:05:22,990 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:05:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2020-11-22 13:05:22,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-22 13:05:22,993 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:22,993 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:05:23,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:05:23,214 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:23,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:23,216 INFO L82 PathProgramCache]: Analyzing trace with hash -231685932, now seen corresponding path program 1 times [2020-11-22 13:05:23,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:23,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [262780794] [2020-11-22 13:05:23,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:23,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:05:23,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:23,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:23,444 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:23,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:23,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [262780794] [2020-11-22 13:05:23,454 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:23,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:05:23,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514982455] [2020-11-22 13:05:23,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:05:23,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:23,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:05:23,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:05:23,457 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand 4 states. [2020-11-22 13:05:23,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:23,474 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2020-11-22 13:05:23,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:05:23,475 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2020-11-22 13:05:23,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:23,476 INFO L225 Difference]: With dead ends: 221 [2020-11-22 13:05:23,476 INFO L226 Difference]: Without dead ends: 83 [2020-11-22 13:05:23,479 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:05:23,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-11-22 13:05:23,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2020-11-22 13:05:23,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-11-22 13:05:23,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2020-11-22 13:05:23,485 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2020-11-22 13:05:23,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:23,486 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2020-11-22 13:05:23,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:05:23,486 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2020-11-22 13:05:23,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-22 13:05:23,487 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:23,487 INFO L422 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] [2020-11-22 13:05:23,709 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:05:23,709 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:23,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:23,710 INFO L82 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2020-11-22 13:05:23,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:23,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1838590539] [2020-11-22 13:05:23,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:23,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:05:23,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:23,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:23,961 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:23,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:23,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1838590539] [2020-11-22 13:05:23,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:23,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:05:23,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888820553] [2020-11-22 13:05:23,974 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:05:23,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:23,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:05:23,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:05:23,975 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand 4 states. [2020-11-22 13:05:24,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:24,017 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2020-11-22 13:05:24,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:05:24,018 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-11-22 13:05:24,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:24,021 INFO L225 Difference]: With dead ends: 160 [2020-11-22 13:05:24,021 INFO L226 Difference]: Without dead ends: 83 [2020-11-22 13:05:24,023 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:05:24,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-11-22 13:05:24,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2020-11-22 13:05:24,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-11-22 13:05:24,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2020-11-22 13:05:24,044 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2020-11-22 13:05:24,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:24,044 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2020-11-22 13:05:24,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:05:24,044 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2020-11-22 13:05:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-22 13:05:24,046 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:24,046 INFO L422 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] [2020-11-22 13:05:24,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:05:24,266 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:24,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:24,267 INFO L82 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2020-11-22 13:05:24,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:24,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1347333245] [2020-11-22 13:05:24,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:24,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:05:24,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:24,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:24,479 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:24,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:24,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1347333245] [2020-11-22 13:05:24,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:24,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 13:05:24,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343636129] [2020-11-22 13:05:24,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:05:24,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:24,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:05:24,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:05:24,483 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand 3 states. [2020-11-22 13:05:24,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:24,567 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2020-11-22 13:05:24,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:05:24,568 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-22 13:05:24,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:24,569 INFO L225 Difference]: With dead ends: 166 [2020-11-22 13:05:24,569 INFO L226 Difference]: Without dead ends: 89 [2020-11-22 13:05:24,570 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:05:24,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-11-22 13:05:24,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2020-11-22 13:05:24,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-11-22 13:05:24,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2020-11-22 13:05:24,577 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2020-11-22 13:05:24,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:24,577 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2020-11-22 13:05:24,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:05:24,578 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2020-11-22 13:05:24,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-22 13:05:24,579 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:24,579 INFO L422 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] [2020-11-22 13:05:24,798 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:05:24,799 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:24,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:24,799 INFO L82 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2020-11-22 13:05:24,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:24,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [97615117] [2020-11-22 13:05:24,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:25,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:05:25,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:25,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:25,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:25,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:25,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [97615117] [2020-11-22 13:05:25,057 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:25,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-22 13:05:25,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350629865] [2020-11-22 13:05:25,058 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:05:25,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:25,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:05:25,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:05:25,059 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand 5 states. [2020-11-22 13:05:25,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:25,310 INFO L93 Difference]: Finished difference Result 422 states and 606 transitions. [2020-11-22 13:05:25,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-22 13:05:25,311 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2020-11-22 13:05:25,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:25,313 INFO L225 Difference]: With dead ends: 422 [2020-11-22 13:05:25,314 INFO L226 Difference]: Without dead ends: 341 [2020-11-22 13:05:25,314 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:05:25,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2020-11-22 13:05:25,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 162. [2020-11-22 13:05:25,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-11-22 13:05:25,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 227 transitions. [2020-11-22 13:05:25,349 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 227 transitions. Word has length 31 [2020-11-22 13:05:25,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:25,350 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 227 transitions. [2020-11-22 13:05:25,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:05:25,350 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 227 transitions. [2020-11-22 13:05:25,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-22 13:05:25,351 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:25,351 INFO L422 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] [2020-11-22 13:05:25,565 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 13:05:25,566 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:25,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:25,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1766618326, now seen corresponding path program 1 times [2020-11-22 13:05:25,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:25,567 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [841119577] [2020-11-22 13:05:25,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:25,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:05:25,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:25,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:25,803 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:25,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:25,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [841119577] [2020-11-22 13:05:25,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:25,809 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:05:25,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724307209] [2020-11-22 13:05:25,809 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:05:25,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:25,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:05:25,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:05:25,810 INFO L87 Difference]: Start difference. First operand 162 states and 227 transitions. Second operand 5 states. [2020-11-22 13:05:26,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:26,098 INFO L93 Difference]: Finished difference Result 470 states and 662 transitions. [2020-11-22 13:05:26,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-22 13:05:26,099 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-11-22 13:05:26,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:26,102 INFO L225 Difference]: With dead ends: 470 [2020-11-22 13:05:26,102 INFO L226 Difference]: Without dead ends: 468 [2020-11-22 13:05:26,103 INFO L677 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 [2020-11-22 13:05:26,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2020-11-22 13:05:26,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 162. [2020-11-22 13:05:26,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-11-22 13:05:26,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 226 transitions. [2020-11-22 13:05:26,122 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 226 transitions. Word has length 32 [2020-11-22 13:05:26,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:26,123 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 226 transitions. [2020-11-22 13:05:26,123 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:05:26,123 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 226 transitions. [2020-11-22 13:05:26,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 13:05:26,124 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:26,124 INFO L422 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] [2020-11-22 13:05:26,340 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 13:05:26,340 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:26,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:26,341 INFO L82 PathProgramCache]: Analyzing trace with hash -1921504649, now seen corresponding path program 1 times [2020-11-22 13:05:26,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:26,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2047970714] [2020-11-22 13:05:26,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:26,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:05:26,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:26,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:26,573 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:26,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:26,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2047970714] [2020-11-22 13:05:26,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:26,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:05:26,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721334655] [2020-11-22 13:05:26,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:05:26,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:26,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:05:26,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:05:26,585 INFO L87 Difference]: Start difference. First operand 162 states and 226 transitions. Second operand 5 states. [2020-11-22 13:05:26,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:26,705 INFO L93 Difference]: Finished difference Result 414 states and 572 transitions. [2020-11-22 13:05:26,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-22 13:05:26,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-11-22 13:05:26,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:26,707 INFO L225 Difference]: With dead ends: 414 [2020-11-22 13:05:26,707 INFO L226 Difference]: Without dead ends: 258 [2020-11-22 13:05:26,708 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:05:26,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-11-22 13:05:26,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 180. [2020-11-22 13:05:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2020-11-22 13:05:26,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 244 transitions. [2020-11-22 13:05:26,727 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 244 transitions. Word has length 35 [2020-11-22 13:05:26,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:26,728 INFO L481 AbstractCegarLoop]: Abstraction has 180 states and 244 transitions. [2020-11-22 13:05:26,728 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:05:26,728 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 244 transitions. [2020-11-22 13:05:26,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 13:05:26,729 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:26,729 INFO L422 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] [2020-11-22 13:05:26,942 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-11-22 13:05:26,943 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:26,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:26,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1786656633, now seen corresponding path program 1 times [2020-11-22 13:05:26,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:26,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1905336862] [2020-11-22 13:05:26,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:27,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:05:27,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:27,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:27,159 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:27,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:27,202 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1905336862] [2020-11-22 13:05:27,203 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:27,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-11-22 13:05:27,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722989383] [2020-11-22 13:05:27,203 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-22 13:05:27,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:27,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-22 13:05:27,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-22 13:05:27,205 INFO L87 Difference]: Start difference. First operand 180 states and 244 transitions. Second operand 6 states. [2020-11-22 13:05:27,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:27,331 INFO L93 Difference]: Finished difference Result 464 states and 622 transitions. [2020-11-22 13:05:27,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:05:27,332 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-11-22 13:05:27,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:27,334 INFO L225 Difference]: With dead ends: 464 [2020-11-22 13:05:27,335 INFO L226 Difference]: Without dead ends: 290 [2020-11-22 13:05:27,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:05:27,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-11-22 13:05:27,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 192. [2020-11-22 13:05:27,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2020-11-22 13:05:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 256 transitions. [2020-11-22 13:05:27,360 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 256 transitions. Word has length 35 [2020-11-22 13:05:27,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:27,360 INFO L481 AbstractCegarLoop]: Abstraction has 192 states and 256 transitions. [2020-11-22 13:05:27,360 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-22 13:05:27,360 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 256 transitions. [2020-11-22 13:05:27,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 13:05:27,365 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:27,366 INFO L422 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] [2020-11-22 13:05:27,582 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-11-22 13:05:27,582 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:27,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:27,583 INFO L82 PathProgramCache]: Analyzing trace with hash 506792955, now seen corresponding path program 1 times [2020-11-22 13:05:27,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:27,583 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [61533282] [2020-11-22 13:05:27,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:27,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:27,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:05:27,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:27,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:27,833 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:27,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:27,846 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [61533282] [2020-11-22 13:05:27,846 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:27,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 13:05:27,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946389577] [2020-11-22 13:05:27,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:05:27,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:27,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:05:27,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:05:27,855 INFO L87 Difference]: Start difference. First operand 192 states and 256 transitions. Second operand 4 states. [2020-11-22 13:05:27,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:27,972 INFO L93 Difference]: Finished difference Result 556 states and 744 transitions. [2020-11-22 13:05:27,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 13:05:27,973 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-11-22 13:05:27,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:27,975 INFO L225 Difference]: With dead ends: 556 [2020-11-22 13:05:27,976 INFO L226 Difference]: Without dead ends: 370 [2020-11-22 13:05:27,976 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:05:27,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-11-22 13:05:28,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 316. [2020-11-22 13:05:28,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2020-11-22 13:05:28,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 417 transitions. [2020-11-22 13:05:28,009 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 417 transitions. Word has length 35 [2020-11-22 13:05:28,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:28,010 INFO L481 AbstractCegarLoop]: Abstraction has 316 states and 417 transitions. [2020-11-22 13:05:28,010 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:05:28,010 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 417 transitions. [2020-11-22 13:05:28,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-22 13:05:28,012 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:28,012 INFO L422 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] [2020-11-22 13:05:28,229 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-11-22 13:05:28,229 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:28,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:28,230 INFO L82 PathProgramCache]: Analyzing trace with hash 271659709, now seen corresponding path program 1 times [2020-11-22 13:05:28,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:28,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [708710175] [2020-11-22 13:05:28,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:28,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-22 13:05:28,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:28,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:28,508 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:28,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:05:28,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [708710175] [2020-11-22 13:05:28,558 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:28,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2020-11-22 13:05:28,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625125751] [2020-11-22 13:05:28,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-22 13:05:28,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:28,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-22 13:05:28,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-11-22 13:05:28,559 INFO L87 Difference]: Start difference. First operand 316 states and 417 transitions. Second operand 10 states. [2020-11-22 13:05:31,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:31,932 INFO L93 Difference]: Finished difference Result 1248 states and 1610 transitions. [2020-11-22 13:05:31,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-11-22 13:05:31,932 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 36 [2020-11-22 13:05:31,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:31,939 INFO L225 Difference]: With dead ends: 1248 [2020-11-22 13:05:31,940 INFO L226 Difference]: Without dead ends: 938 [2020-11-22 13:05:31,941 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2020-11-22 13:05:31,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2020-11-22 13:05:31,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 316. [2020-11-22 13:05:31,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2020-11-22 13:05:31,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 410 transitions. [2020-11-22 13:05:31,984 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 410 transitions. Word has length 36 [2020-11-22 13:05:31,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:31,984 INFO L481 AbstractCegarLoop]: Abstraction has 316 states and 410 transitions. [2020-11-22 13:05:31,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-22 13:05:31,985 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 410 transitions. [2020-11-22 13:05:31,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-22 13:05:31,986 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:31,986 INFO L422 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] [2020-11-22 13:05:32,202 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2020-11-22 13:05:32,202 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:32,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:32,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1792448830, now seen corresponding path program 1 times [2020-11-22 13:05:32,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:32,204 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1373701901] [2020-11-22 13:05:32,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/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 [2020-11-22 13:05:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:32,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-22 13:05:32,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:32,439 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-22 13:05:32,440 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-22 13:05:32,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1373701901] [2020-11-22 13:05:32,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:32,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2020-11-22 13:05:32,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456148203] [2020-11-22 13:05:32,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-22 13:05:32,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:32,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-22 13:05:32,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-11-22 13:05:32,501 INFO L87 Difference]: Start difference. First operand 316 states and 410 transitions. Second operand 10 states. [2020-11-22 13:05:36,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:36,048 INFO L93 Difference]: Finished difference Result 876 states and 1124 transitions. [2020-11-22 13:05:36,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-22 13:05:36,049 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 61 [2020-11-22 13:05:36,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:36,050 INFO L225 Difference]: With dead ends: 876 [2020-11-22 13:05:36,050 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:05:36,053 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2020-11-22 13:05:36,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:05:36,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:05:36,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:05:36,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:05:36,054 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-11-22 13:05:36,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:36,055 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:05:36,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-22 13:05:36,055 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:05:36,055 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:05:36,271 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2020-11-22 13:05:36,273 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:05:36,668 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-11-22 13:05:37,091 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 124 [2020-11-22 13:05:37,316 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-11-22 13:05:37,834 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 133 [2020-11-22 13:05:38,386 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 132 [2020-11-22 13:05:38,688 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 133 [2020-11-22 13:05:38,831 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 86 [2020-11-22 13:05:39,096 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 132 [2020-11-22 13:05:39,681 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 24 [2020-11-22 13:05:41,028 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 120 DAG size of output: 16 [2020-11-22 13:05:41,166 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 18 [2020-11-22 13:05:41,700 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 24 [2020-11-22 13:05:42,169 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 20 [2020-11-22 13:05:43,178 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 132 DAG size of output: 14 [2020-11-22 13:05:43,993 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-11-22 13:05:44,966 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 14 [2020-11-22 13:05:45,544 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 16 [2020-11-22 13:05:46,527 WARN L193 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 20 [2020-11-22 13:05:46,531 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:05:46,532 INFO L270 CegarLoopResult]: At program point L961(lines 952 965) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,532 INFO L270 CegarLoopResult]: At program point L961-1(lines 952 965) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,532 INFO L270 CegarLoopResult]: At program point L961-2(lines 952 965) the Hoare annotation is: false [2020-11-22 13:05:46,532 INFO L270 CegarLoopResult]: At program point L961-3(lines 952 965) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2))) [2020-11-22 13:05:46,532 INFO L270 CegarLoopResult]: At program point L961-4(lines 952 965) the Hoare annotation is: false [2020-11-22 13:05:46,532 INFO L270 CegarLoopResult]: At program point L961-5(lines 952 965) the Hoare annotation is: false [2020-11-22 13:05:46,532 INFO L270 CegarLoopResult]: At program point L961-6(lines 952 965) the Hoare annotation is: false [2020-11-22 13:05:46,533 INFO L270 CegarLoopResult]: At program point L961-7(lines 952 965) the Hoare annotation is: false [2020-11-22 13:05:46,533 INFO L270 CegarLoopResult]: At program point L961-8(lines 952 965) the Hoare annotation is: false [2020-11-22 13:05:46,533 INFO L270 CegarLoopResult]: At program point L961-9(lines 952 965) the Hoare annotation is: false [2020-11-22 13:05:46,533 INFO L270 CegarLoopResult]: At program point L961-10(lines 952 965) the Hoare annotation is: false [2020-11-22 13:05:46,533 INFO L270 CegarLoopResult]: At program point L961-11(lines 952 965) the Hoare annotation is: false [2020-11-22 13:05:46,533 INFO L270 CegarLoopResult]: At program point L835(lines 831 837) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,533 INFO L274 CegarLoopResult]: For program point L903(lines 903 907) no Hoare annotation was computed. [2020-11-22 13:05:46,533 INFO L270 CegarLoopResult]: At program point L971(lines 966 974) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,533 INFO L270 CegarLoopResult]: At program point L971-1(lines 966 974) the Hoare annotation is: false [2020-11-22 13:05:46,533 INFO L270 CegarLoopResult]: At program point L971-2(lines 966 974) the Hoare annotation is: false [2020-11-22 13:05:46,534 INFO L270 CegarLoopResult]: At program point L971-3(lines 966 974) the Hoare annotation is: false [2020-11-22 13:05:46,534 INFO L270 CegarLoopResult]: At program point L971-4(lines 966 974) the Hoare annotation is: false [2020-11-22 13:05:46,534 INFO L270 CegarLoopResult]: At program point L971-5(lines 966 974) the Hoare annotation is: false [2020-11-22 13:05:46,534 INFO L274 CegarLoopResult]: For program point L181(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,534 INFO L274 CegarLoopResult]: For program point L181-2(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,534 INFO L274 CegarLoopResult]: For program point L181-4(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,534 INFO L274 CegarLoopResult]: For program point L181-6(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,534 INFO L274 CegarLoopResult]: For program point L181-8(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,534 INFO L274 CegarLoopResult]: For program point L181-10(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,534 INFO L274 CegarLoopResult]: For program point L181-12(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,534 INFO L274 CegarLoopResult]: For program point L181-14(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,534 INFO L274 CegarLoopResult]: For program point L181-16(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,534 INFO L274 CegarLoopResult]: For program point L181-18(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L181-20(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L181-22(lines 181 187) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L316(lines 315 362) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L317(lines 317 321) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L119(lines 119 136) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L119-1(lines 119 136) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 136) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L119-3(lines 119 136) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L119-4(lines 119 136) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L119-5(lines 119 136) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L123(lines 123 131) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L123-1(lines 123 131) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L123-2(lines 123 131) no Hoare annotation was computed. [2020-11-22 13:05:46,535 INFO L274 CegarLoopResult]: For program point L123-3(lines 123 131) no Hoare annotation was computed. [2020-11-22 13:05:46,536 INFO L274 CegarLoopResult]: For program point L123-4(lines 123 131) no Hoare annotation was computed. [2020-11-22 13:05:46,536 INFO L274 CegarLoopResult]: For program point L123-5(lines 123 131) no Hoare annotation was computed. [2020-11-22 13:05:46,536 INFO L270 CegarLoopResult]: At program point L916(lines 911 919) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2020-11-22 13:05:46,536 INFO L270 CegarLoopResult]: At program point L916-1(lines 911 919) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,536 INFO L270 CegarLoopResult]: At program point L916-2(lines 911 919) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,536 INFO L270 CegarLoopResult]: At program point L916-3(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,536 INFO L270 CegarLoopResult]: At program point L916-4(lines 911 919) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2020-11-22 13:05:46,536 INFO L270 CegarLoopResult]: At program point L916-5(lines 911 919) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2020-11-22 13:05:46,536 INFO L270 CegarLoopResult]: At program point L916-6(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,536 INFO L270 CegarLoopResult]: At program point L916-7(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L270 CegarLoopResult]: At program point L916-8(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L270 CegarLoopResult]: At program point L916-9(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L270 CegarLoopResult]: At program point L916-10(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L270 CegarLoopResult]: At program point L916-11(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L270 CegarLoopResult]: At program point L916-12(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L270 CegarLoopResult]: At program point L916-13(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L270 CegarLoopResult]: At program point L916-14(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L270 CegarLoopResult]: At program point L916-15(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L270 CegarLoopResult]: At program point L916-16(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L270 CegarLoopResult]: At program point L916-17(lines 911 919) the Hoare annotation is: false [2020-11-22 13:05:46,537 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:05:46,537 INFO L274 CegarLoopResult]: For program point L985(lines 985 998) no Hoare annotation was computed. [2020-11-22 13:05:46,538 INFO L270 CegarLoopResult]: At program point L985-1(lines 1 1010) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3 .cse2) (and .cse0 .cse3 .cse1 .cse2))) [2020-11-22 13:05:46,538 INFO L274 CegarLoopResult]: For program point L985-2(lines 985 998) no Hoare annotation was computed. [2020-11-22 13:05:46,538 INFO L270 CegarLoopResult]: At program point L985-3(lines 1 1010) the Hoare annotation is: false [2020-11-22 13:05:46,538 INFO L274 CegarLoopResult]: For program point L985-4(lines 985 998) no Hoare annotation was computed. [2020-11-22 13:05:46,538 INFO L270 CegarLoopResult]: At program point L985-5(lines 1 1010) the Hoare annotation is: false [2020-11-22 13:05:46,538 INFO L270 CegarLoopResult]: At program point L787-2(lines 787 801) the Hoare annotation is: false [2020-11-22 13:05:46,538 INFO L274 CegarLoopResult]: For program point L325(lines 325 331) no Hoare annotation was computed. [2020-11-22 13:05:46,538 INFO L270 CegarLoopResult]: At program point L325-1(lines 325 331) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3 .cse2) (and .cse0 .cse3 .cse1 .cse2))) [2020-11-22 13:05:46,538 INFO L270 CegarLoopResult]: At program point L61(lines 60 79) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2020-11-22 13:05:46,538 INFO L274 CegarLoopResult]: For program point L61-1(lines 61 67) no Hoare annotation was computed. [2020-11-22 13:05:46,538 INFO L270 CegarLoopResult]: At program point L61-2(lines 60 79) the Hoare annotation is: false [2020-11-22 13:05:46,539 INFO L270 CegarLoopResult]: At program point L61-3(lines 60 79) the Hoare annotation is: false [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point L788(line 788) no Hoare annotation was computed. [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point L989(lines 989 995) no Hoare annotation was computed. [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point L989-2(lines 989 995) no Hoare annotation was computed. [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point L989-4(lines 989 995) no Hoare annotation was computed. [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point L791(lines 791 795) no Hoare annotation was computed. [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point L791-1(lines 61 67) no Hoare annotation was computed. [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point L858(lines 858 865) no Hoare annotation was computed. [2020-11-22 13:05:46,539 INFO L277 CegarLoopResult]: At program point L858-1(lines 858 865) the Hoare annotation is: true [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point L264(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,539 INFO L274 CegarLoopResult]: For program point L264-2(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-3(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-5(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-6(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-8(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-9(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-11(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-12(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-14(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-15(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-17(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-18(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-20(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-21(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-23(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-24(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,540 INFO L274 CegarLoopResult]: For program point L264-26(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,541 INFO L270 CegarLoopResult]: At program point L397(lines 1 1010) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,541 INFO L274 CegarLoopResult]: For program point L264-27(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,541 INFO L274 CegarLoopResult]: For program point L264-29(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,541 INFO L274 CegarLoopResult]: For program point L264-30(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,541 INFO L274 CegarLoopResult]: For program point L264-32(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,541 INFO L274 CegarLoopResult]: For program point L264-33(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,541 INFO L274 CegarLoopResult]: For program point L264-35(lines 264 268) no Hoare annotation was computed. [2020-11-22 13:05:46,541 INFO L270 CegarLoopResult]: At program point L68(lines 68 74) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 .cse3) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse3))) [2020-11-22 13:05:46,541 INFO L270 CegarLoopResult]: At program point L68-1(lines 68 74) the Hoare annotation is: false [2020-11-22 13:05:46,541 INFO L270 CegarLoopResult]: At program point L68-2(lines 68 74) the Hoare annotation is: false [2020-11-22 13:05:46,541 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:05:46,541 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 13:05:46,541 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 13:05:46,542 INFO L274 CegarLoopResult]: For program point L335(lines 335 341) no Hoare annotation was computed. [2020-11-22 13:05:46,542 INFO L270 CegarLoopResult]: At program point L335-1(lines 335 341) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2020-11-22 13:05:46,542 INFO L270 CegarLoopResult]: At program point L270(lines 255 273) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,542 INFO L270 CegarLoopResult]: At program point L270-1(lines 255 273) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,542 INFO L270 CegarLoopResult]: At program point L270-2(lines 255 273) the Hoare annotation is: false [2020-11-22 13:05:46,542 INFO L270 CegarLoopResult]: At program point L270-3(lines 255 273) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2))) [2020-11-22 13:05:46,542 INFO L270 CegarLoopResult]: At program point L270-4(lines 255 273) the Hoare annotation is: false [2020-11-22 13:05:46,542 INFO L270 CegarLoopResult]: At program point L270-5(lines 255 273) the Hoare annotation is: false [2020-11-22 13:05:46,542 INFO L270 CegarLoopResult]: At program point L270-6(lines 255 273) the Hoare annotation is: false [2020-11-22 13:05:46,542 INFO L270 CegarLoopResult]: At program point L270-7(lines 255 273) the Hoare annotation is: false [2020-11-22 13:05:46,543 INFO L270 CegarLoopResult]: At program point L270-8(lines 255 273) the Hoare annotation is: false [2020-11-22 13:05:46,543 INFO L270 CegarLoopResult]: At program point L270-9(lines 255 273) the Hoare annotation is: false [2020-11-22 13:05:46,543 INFO L270 CegarLoopResult]: At program point L270-10(lines 255 273) the Hoare annotation is: false [2020-11-22 13:05:46,543 INFO L270 CegarLoopResult]: At program point L270-11(lines 255 273) the Hoare annotation is: false [2020-11-22 13:05:46,543 INFO L270 CegarLoopResult]: At program point L206(lines 199 209) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1))) [2020-11-22 13:05:46,543 INFO L270 CegarLoopResult]: At program point L206-1(lines 199 209) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,543 INFO L270 CegarLoopResult]: At program point L206-2(lines 199 209) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,543 INFO L270 CegarLoopResult]: At program point L206-3(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-4(lines 199 209) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2))) [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-5(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-6(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-7(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-8(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-9(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-10(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-11(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L277 CegarLoopResult]: At program point L867(lines 848 870) the Hoare annotation is: true [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-12(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-13(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L206-14(lines 199 209) the Hoare annotation is: false [2020-11-22 13:05:46,544 INFO L270 CegarLoopResult]: At program point L405(lines 400 408) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,544 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:05:46,545 INFO L274 CegarLoopResult]: For program point L145(lines 145 162) no Hoare annotation was computed. [2020-11-22 13:05:46,545 INFO L274 CegarLoopResult]: For program point L145-1(lines 145 162) no Hoare annotation was computed. [2020-11-22 13:05:46,545 INFO L274 CegarLoopResult]: For program point L145-2(lines 145 162) no Hoare annotation was computed. [2020-11-22 13:05:46,545 INFO L274 CegarLoopResult]: For program point L345(lines 345 358) no Hoare annotation was computed. [2020-11-22 13:05:46,545 INFO L274 CegarLoopResult]: For program point L1007(line 1007) no Hoare annotation was computed. [2020-11-22 13:05:46,545 INFO L274 CegarLoopResult]: For program point L1007-1(line 1007) no Hoare annotation was computed. [2020-11-22 13:05:46,545 INFO L274 CegarLoopResult]: For program point L1007-2(line 1007) no Hoare annotation was computed. [2020-11-22 13:05:46,545 INFO L270 CegarLoopResult]: At program point L215(lines 210 218) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,545 INFO L270 CegarLoopResult]: At program point L215-1(lines 210 218) the Hoare annotation is: false [2020-11-22 13:05:46,545 INFO L274 CegarLoopResult]: For program point L149(lines 149 157) no Hoare annotation was computed. [2020-11-22 13:05:46,545 INFO L270 CegarLoopResult]: At program point L215-2(lines 210 218) the Hoare annotation is: false [2020-11-22 13:05:46,545 INFO L274 CegarLoopResult]: For program point L149-1(lines 149 157) no Hoare annotation was computed. [2020-11-22 13:05:46,545 INFO L274 CegarLoopResult]: For program point L149-2(lines 149 157) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-2(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-3(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-5(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-6(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-8(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-9(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-11(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-12(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-14(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-15(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,546 INFO L274 CegarLoopResult]: For program point L283-17(lines 283 287) no Hoare annotation was computed. [2020-11-22 13:05:46,547 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:05:46,547 INFO L274 CegarLoopResult]: For program point L879(lines 879 883) no Hoare annotation was computed. [2020-11-22 13:05:46,547 INFO L274 CegarLoopResult]: For program point L879-3(lines 879 883) no Hoare annotation was computed. [2020-11-22 13:05:46,547 INFO L274 CegarLoopResult]: For program point L879-6(lines 879 883) no Hoare annotation was computed. [2020-11-22 13:05:46,547 INFO L274 CegarLoopResult]: For program point L353(lines 353 357) no Hoare annotation was computed. [2020-11-22 13:05:46,547 INFO L270 CegarLoopResult]: At program point L353-2(lines 61 67) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2020-11-22 13:05:46,547 INFO L270 CegarLoopResult]: At program point L289(lines 274 292) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:05:46,547 INFO L270 CegarLoopResult]: At program point L289-1(lines 274 292) the Hoare annotation is: false [2020-11-22 13:05:46,547 INFO L270 CegarLoopResult]: At program point L289-2(lines 274 292) the Hoare annotation is: false [2020-11-22 13:05:46,547 INFO L270 CegarLoopResult]: At program point L289-3(lines 274 292) the Hoare annotation is: false [2020-11-22 13:05:46,548 INFO L270 CegarLoopResult]: At program point L289-4(lines 274 292) the Hoare annotation is: false [2020-11-22 13:05:46,548 INFO L270 CegarLoopResult]: At program point L289-5(lines 274 292) the Hoare annotation is: false [2020-11-22 13:05:46,548 INFO L274 CegarLoopResult]: For program point L93(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,548 INFO L274 CegarLoopResult]: For program point L93-1(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,548 INFO L274 CegarLoopResult]: For program point L93-2(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,548 INFO L274 CegarLoopResult]: For program point L93-3(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,548 INFO L274 CegarLoopResult]: For program point L93-4(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,548 INFO L274 CegarLoopResult]: For program point L93-5(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,548 INFO L274 CegarLoopResult]: For program point L93-6(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,548 INFO L274 CegarLoopResult]: For program point L93-7(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,548 INFO L274 CegarLoopResult]: For program point L93-8(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,548 INFO L274 CegarLoopResult]: For program point L93-9(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L93-10(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L93-11(lines 93 110) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L97(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L97-1(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L97-2(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L97-3(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L97-4(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L956(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L97-5(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L956-1(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,549 INFO L274 CegarLoopResult]: For program point L97-6(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L956-2(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L97-7(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L956-3(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L97-8(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L956-4(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L97-9(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L956-5(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L97-10(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L956-6(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L97-11(lines 97 105) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L956-7(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L956-8(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L956-9(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,550 INFO L274 CegarLoopResult]: For program point L956-10(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,551 INFO L274 CegarLoopResult]: For program point L956-11(lines 956 962) no Hoare annotation was computed. [2020-11-22 13:05:46,551 INFO L274 CegarLoopResult]: For program point L891(lines 891 895) no Hoare annotation was computed. [2020-11-22 13:05:46,551 INFO L270 CegarLoopResult]: At program point L363(lines 314 364) the Hoare annotation is: false [2020-11-22 13:05:46,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:05:46 BoogieIcfgContainer [2020-11-22 13:05:46,614 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:05:46,615 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:05:46,615 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:05:46,615 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:05:46,616 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:05:22" (3/4) ... [2020-11-22 13:05:46,618 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:05:46,666 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 13:05:46,668 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 13:05:46,671 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:05:46,673 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 13:05:46,675 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:05:46,677 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:05:46,679 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:05:46,707 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:46,708 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:46,710 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:46,713 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:46,714 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:46,714 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:46,720 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,725 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,725 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,725 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,726 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:46,726 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,726 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:46,727 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,727 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,728 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,728 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,729 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,729 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:05:46,859 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7851376c-5603-4555-85ce-e5baa99b4fba/bin/utaipan/witness.graphml [2020-11-22 13:05:46,859 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:05:46,860 INFO L168 Benchmark]: Toolchain (without parser) took 28531.22 ms. Allocated memory was 65.0 MB in the beginning and 146.8 MB in the end (delta: 81.8 MB). Free memory was 44.0 MB in the beginning and 50.9 MB in the end (delta: -6.9 MB). Peak memory consumption was 74.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:46,860 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 65.0 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:05:46,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.18 ms. Allocated memory is still 65.0 MB. Free memory was 43.9 MB in the beginning and 28.1 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:46,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.70 ms. Allocated memory is still 65.0 MB. Free memory was 27.9 MB in the beginning and 42.5 MB in the end (delta: -14.6 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:46,862 INFO L168 Benchmark]: Boogie Preprocessor took 80.49 ms. Allocated memory is still 65.0 MB. Free memory was 42.5 MB in the beginning and 37.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:46,862 INFO L168 Benchmark]: RCFGBuilder took 3137.23 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 37.9 MB in the beginning and 54.6 MB in the end (delta: -16.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:46,863 INFO L168 Benchmark]: TraceAbstraction took 24259.56 ms. Allocated memory was 79.7 MB in the beginning and 146.8 MB in the end (delta: 67.1 MB). Free memory was 54.1 MB in the beginning and 69.7 MB in the end (delta: -15.6 MB). Peak memory consumption was 89.0 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:46,863 INFO L168 Benchmark]: Witness Printer took 244.06 ms. Allocated memory is still 146.8 MB. Free memory was 69.7 MB in the beginning and 50.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:46,865 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 65.0 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 653.18 ms. Allocated memory is still 65.0 MB. Free memory was 43.9 MB in the beginning and 28.1 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 148.70 ms. Allocated memory is still 65.0 MB. Free memory was 27.9 MB in the beginning and 42.5 MB in the end (delta: -14.6 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.49 ms. Allocated memory is still 65.0 MB. Free memory was 42.5 MB in the beginning and 37.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3137.23 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 37.9 MB in the beginning and 54.6 MB in the end (delta: -16.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24259.56 ms. Allocated memory was 79.7 MB in the beginning and 146.8 MB in the end (delta: 67.1 MB). Free memory was 54.1 MB in the beginning and 69.7 MB in the end (delta: -15.6 MB). Peak memory consumption was 89.0 MB. Max. memory is 16.1 GB. * Witness Printer took 244.06 ms. Allocated memory is still 146.8 MB. Free memory was 69.7 MB in the beginning and 50.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 325]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.8s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1798 SDtfs, 2549 SDslu, 4246 SDs, 0 SdLazy, 592 SolverSat, 115 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 714 GetRequests, 649 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=316occurred 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: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1339 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 317 NumberOfFragments, 805 HoareAnnotationTreeSize, 91 FomulaSimplifications, 2038023 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 91 FomulaSimplificationsInter, 445126 FormulaSimplificationTreeSizeReductionInter, 7.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 668 ConstructedInterpolants, 0 QuantifiedInterpolants, 41496 SizeOfPredicates, 27 NumberOfNonLiveVariables, 2334 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...