./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI --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 96017c66b543acd453f7f93af5103a6e0c098fb4 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI --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 96017c66b543acd453f7f93af5103a6e0c098fb4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:21:26,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:26,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:26,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:26,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:26,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:26,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:26,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:26,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:26,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:26,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:26,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:26,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:26,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:26,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:26,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:26,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:26,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:26,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:26,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:26,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:26,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:26,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:26,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:26,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:26,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:26,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:26,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:26,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:26,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:26,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:26,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:26,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:26,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:26,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:26,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:26,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:26,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:26,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:26,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:26,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:26,910 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:21:26,941 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:26,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:26,943 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:26,943 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:26,944 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:26,944 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:26,944 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:21:26,944 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:26,948 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:26,948 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:21:26,949 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:21:26,949 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:26,950 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:21:26,950 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:21:26,950 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:21:26,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:26,951 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:26,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:21:26,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:26,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:26,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:26,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:26,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:26,953 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:26,953 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:26,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:26,953 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:26,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:26,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:26,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:26,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:26,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:26,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:26,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:26,955 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:21:26,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:21:26,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:26,956 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:26,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:26,956 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_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96017c66b543acd453f7f93af5103a6e0c098fb4 [2021-10-11 02:21:27,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:27,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:27,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:27,273 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:27,274 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:27,275 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2021-10-11 02:21:27,350 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/data/17543ff74/58fd5f222cbf4c41af5a9a6536c35747/FLAG411267b93 [2021-10-11 02:21:27,888 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:27,889 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2021-10-11 02:21:27,906 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/data/17543ff74/58fd5f222cbf4c41af5a9a6536c35747/FLAG411267b93 [2021-10-11 02:21:28,166 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/data/17543ff74/58fd5f222cbf4c41af5a9a6536c35747 [2021-10-11 02:21:28,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:28,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:28,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:28,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:28,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:28,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:28" (1/1) ... [2021-10-11 02:21:28,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d7d73d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:28, skipping insertion in model container [2021-10-11 02:21:28,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:28" (1/1) ... [2021-10-11 02:21:28,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:28,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:28,578 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c[10968,10981] [2021-10-11 02:21:28,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:28,653 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) [2021-10-11 02:21:28,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35e0ee02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:28, skipping insertion in model container [2021-10-11 02:21:28,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:28,665 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:21:28,668 INFO L168 Benchmark]: Toolchain (without parser) took 495.75 ms. Allocated memory is still 111.1 MB. Free memory was 73.0 MB in the beginning and 83.3 MB in the end (delta: -10.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:28,669 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 111.1 MB. Free memory is still 90.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:28,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.63 ms. Allocated memory is still 111.1 MB. Free memory was 72.8 MB in the beginning and 83.3 MB in the end (delta: -10.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:28,673 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 111.1 MB. Free memory is still 90.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 485.63 ms. Allocated memory is still 111.1 MB. Free memory was 72.8 MB in the beginning and 83.3 MB in the end (delta: -10.5 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: 70]: 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 0.2.0-7b2dab5 [2021-10-11 02:21:31,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:31,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:31,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:31,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:31,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:31,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:31,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:31,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:31,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:31,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:31,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:31,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:31,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:31,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:31,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:31,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:31,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:31,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:31,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:31,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:31,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:31,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:31,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:31,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:31,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:31,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:31,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:31,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:31,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:31,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:31,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:31,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:31,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:31,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:31,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:31,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:31,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:31,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:31,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:31,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:31,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:21:31,276 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:31,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:31,278 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:31,278 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:31,278 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:31,279 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:31,279 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:31,279 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:31,279 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:31,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:31,282 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:31,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:31,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:31,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:31,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:31,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:31,283 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:31,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:21:31,283 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:21:31,284 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:31,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:31,284 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:31,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:31,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:31,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:21:31,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:31,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:31,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:31,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:31,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:31,286 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:21:31,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:31,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:31,287 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:31,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:31,287 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_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96017c66b543acd453f7f93af5103a6e0c098fb4 [2021-10-11 02:21:31,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:31,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:31,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:31,726 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:31,727 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:31,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2021-10-11 02:21:31,826 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/data/61d78c154/9a7b8d9902124f71a88c011a392b0999/FLAGceb12f0af [2021-10-11 02:21:32,582 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:32,583 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2021-10-11 02:21:32,606 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/data/61d78c154/9a7b8d9902124f71a88c011a392b0999/FLAGceb12f0af [2021-10-11 02:21:32,824 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/data/61d78c154/9a7b8d9902124f71a88c011a392b0999 [2021-10-11 02:21:32,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:32,829 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:32,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:32,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:32,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:32,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:32" (1/1) ... [2021-10-11 02:21:32,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea581b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:32, skipping insertion in model container [2021-10-11 02:21:32,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:32" (1/1) ... [2021-10-11 02:21:32,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:32,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:33,285 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c[10968,10981] [2021-10-11 02:21:33,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:33,420 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:21:33,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:33,465 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c[10968,10981] [2021-10-11 02:21:33,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:33,503 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:21:33,574 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c[10968,10981] [2021-10-11 02:21:33,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:33,678 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:21:33,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33 WrapperNode [2021-10-11 02:21:33,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:33,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:33,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:21:33,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:21:33,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (1/1) ... [2021-10-11 02:21:33,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (1/1) ... [2021-10-11 02:21:33,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:33,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:21:33,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:21:33,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:21:33,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (1/1) ... [2021-10-11 02:21:33,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (1/1) ... [2021-10-11 02:21:33,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (1/1) ... [2021-10-11 02:21:33,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (1/1) ... [2021-10-11 02:21:33,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (1/1) ... [2021-10-11 02:21:33,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (1/1) ... [2021-10-11 02:21:33,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (1/1) ... [2021-10-11 02:21:33,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:21:33,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:21:33,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:21:33,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:21:33,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:21:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:21:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:21:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:21:37,121 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:21:37,122 INFO L299 CfgBuilder]: Removed 284 assume(true) statements. [2021-10-11 02:21:37,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:37 BoogieIcfgContainer [2021-10-11 02:21:37,124 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:21:37,126 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:21:37,126 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:21:37,130 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:21:37,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:21:32" (1/3) ... [2021-10-11 02:21:37,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@635b4e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:37, skipping insertion in model container [2021-10-11 02:21:37,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:33" (2/3) ... [2021-10-11 02:21:37,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@635b4e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:37, skipping insertion in model container [2021-10-11 02:21:37,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:37" (3/3) ... [2021-10-11 02:21:37,136 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56.cil.c [2021-10-11 02:21:37,169 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:21:37,173 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:21:37,184 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:21:37,212 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:21:37,212 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:21:37,212 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:21:37,213 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:21:37,213 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:21:37,213 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:21:37,213 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:21:37,213 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:21:37,233 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2021-10-11 02:21:37,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:21:37,240 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:37,241 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:37,241 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:37,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:37,248 INFO L82 PathProgramCache]: Analyzing trace with hash -217592316, now seen corresponding path program 1 times [2021-10-11 02:21:37,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:37,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [177707849] [2021-10-11 02:21:37,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:37,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:21:37,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:37,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:37,573 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:37,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [177707849] [2021-10-11 02:21:37,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:37,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:37,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326848088] [2021-10-11 02:21:37,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:21:37,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:37,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:21:37,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:37,598 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 2 states. [2021-10-11 02:21:37,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:37,671 INFO L93 Difference]: Finished difference Result 383 states and 588 transitions. [2021-10-11 02:21:37,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:21:37,673 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:21:37,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:37,694 INFO L225 Difference]: With dead ends: 383 [2021-10-11 02:21:37,694 INFO L226 Difference]: Without dead ends: 191 [2021-10-11 02:21:37,698 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:37,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-11 02:21:37,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2021-10-11 02:21:37,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2021-10-11 02:21:37,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 286 transitions. [2021-10-11 02:21:37,788 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 286 transitions. Word has length 18 [2021-10-11 02:21:37,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:37,790 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 286 transitions. [2021-10-11 02:21:37,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:21:37,790 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2021-10-11 02:21:37,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:21:37,794 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:37,794 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:38,008 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:21:38,008 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:38,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:38,012 INFO L82 PathProgramCache]: Analyzing trace with hash -436428285, now seen corresponding path program 1 times [2021-10-11 02:21:38,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:38,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1187805539] [2021-10-11 02:21:38,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:38,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:38,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:38,288 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:38,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1187805539] [2021-10-11 02:21:38,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:38,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:38,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248407586] [2021-10-11 02:21:38,290 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:38,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:38,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:38,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:38,292 INFO L87 Difference]: Start difference. First operand 191 states and 286 transitions. Second operand 3 states. [2021-10-11 02:21:38,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:38,307 INFO L93 Difference]: Finished difference Result 191 states and 286 transitions. [2021-10-11 02:21:38,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:38,308 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:21:38,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:38,309 INFO L225 Difference]: With dead ends: 191 [2021-10-11 02:21:38,309 INFO L226 Difference]: Without dead ends: 75 [2021-10-11 02:21:38,310 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:38,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-11 02:21:38,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-10-11 02:21:38,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2021-10-11 02:21:38,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2021-10-11 02:21:38,317 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2021-10-11 02:21:38,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:38,317 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2021-10-11 02:21:38,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2021-10-11 02:21:38,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:21:38,319 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:38,319 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] [2021-10-11 02:21:38,534 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:21:38,534 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:38,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:38,535 INFO L82 PathProgramCache]: Analyzing trace with hash 1212083136, now seen corresponding path program 1 times [2021-10-11 02:21:38,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:38,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1263974802] [2021-10-11 02:21:38,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:38,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:38,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:38,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:38,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:38,818 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:38,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1263974802] [2021-10-11 02:21:38,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:38,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:38,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663685186] [2021-10-11 02:21:38,825 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:38,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:38,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:38,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:38,837 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand 3 states. [2021-10-11 02:21:38,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:38,905 INFO L93 Difference]: Finished difference Result 211 states and 319 transitions. [2021-10-11 02:21:38,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:38,906 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:21:38,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:38,911 INFO L225 Difference]: With dead ends: 211 [2021-10-11 02:21:38,911 INFO L226 Difference]: Without dead ends: 143 [2021-10-11 02:21:38,913 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:38,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2021-10-11 02:21:38,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 139. [2021-10-11 02:21:38,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2021-10-11 02:21:38,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 210 transitions. [2021-10-11 02:21:38,944 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 210 transitions. Word has length 24 [2021-10-11 02:21:38,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:38,945 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 210 transitions. [2021-10-11 02:21:38,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:38,945 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 210 transitions. [2021-10-11 02:21:38,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:21:38,952 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:38,952 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] [2021-10-11 02:21:39,171 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:21:39,172 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:39,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:39,172 INFO L82 PathProgramCache]: Analyzing trace with hash 471692742, now seen corresponding path program 1 times [2021-10-11 02:21:39,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:39,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [251753007] [2021-10-11 02:21:39,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:39,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:39,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:39,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:39,436 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:39,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [251753007] [2021-10-11 02:21:39,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:39,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:39,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906734649] [2021-10-11 02:21:39,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:39,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:39,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:39,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:39,439 INFO L87 Difference]: Start difference. First operand 139 states and 210 transitions. Second operand 3 states. [2021-10-11 02:21:39,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:39,509 INFO L93 Difference]: Finished difference Result 290 states and 443 transitions. [2021-10-11 02:21:39,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:39,510 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-10-11 02:21:39,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:39,511 INFO L225 Difference]: With dead ends: 290 [2021-10-11 02:21:39,520 INFO L226 Difference]: Without dead ends: 158 [2021-10-11 02:21:39,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:39,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2021-10-11 02:21:39,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 156. [2021-10-11 02:21:39,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2021-10-11 02:21:39,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 228 transitions. [2021-10-11 02:21:39,538 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 228 transitions. Word has length 27 [2021-10-11 02:21:39,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:39,538 INFO L481 AbstractCegarLoop]: Abstraction has 156 states and 228 transitions. [2021-10-11 02:21:39,538 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:39,539 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 228 transitions. [2021-10-11 02:21:39,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:21:39,540 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:39,540 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] [2021-10-11 02:21:39,757 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:21:39,757 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:39,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:39,758 INFO L82 PathProgramCache]: Analyzing trace with hash -624194039, now seen corresponding path program 1 times [2021-10-11 02:21:39,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:39,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1353050625] [2021-10-11 02:21:39,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:39,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:39,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:40,066 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:40,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1353050625] [2021-10-11 02:21:40,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:40,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:21:40,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086283224] [2021-10-11 02:21:40,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:40,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:40,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:40,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:40,069 INFO L87 Difference]: Start difference. First operand 156 states and 228 transitions. Second operand 5 states. [2021-10-11 02:21:40,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:40,243 INFO L93 Difference]: Finished difference Result 772 states and 1137 transitions. [2021-10-11 02:21:40,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:21:40,244 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 02:21:40,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:40,248 INFO L225 Difference]: With dead ends: 772 [2021-10-11 02:21:40,248 INFO L226 Difference]: Without dead ends: 623 [2021-10-11 02:21:40,251 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:21:40,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2021-10-11 02:21:40,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 291. [2021-10-11 02:21:40,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2021-10-11 02:21:40,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 420 transitions. [2021-10-11 02:21:40,322 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 420 transitions. Word has length 27 [2021-10-11 02:21:40,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:40,322 INFO L481 AbstractCegarLoop]: Abstraction has 291 states and 420 transitions. [2021-10-11 02:21:40,323 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:40,323 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 420 transitions. [2021-10-11 02:21:40,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 02:21:40,325 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:40,326 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] [2021-10-11 02:21:40,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:21:40,543 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:40,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:40,544 INFO L82 PathProgramCache]: Analyzing trace with hash -2058339199, now seen corresponding path program 1 times [2021-10-11 02:21:40,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:40,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [897787778] [2021-10-11 02:21:40,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:40,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:40,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:40,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:40,805 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:40,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [897787778] [2021-10-11 02:21:40,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:40,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:40,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198274900] [2021-10-11 02:21:40,809 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:40,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:40,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:40,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:40,810 INFO L87 Difference]: Start difference. First operand 291 states and 420 transitions. Second operand 5 states. [2021-10-11 02:21:41,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:41,124 INFO L93 Difference]: Finished difference Result 1117 states and 1615 transitions. [2021-10-11 02:21:41,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:21:41,125 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2021-10-11 02:21:41,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:41,130 INFO L225 Difference]: With dead ends: 1117 [2021-10-11 02:21:41,131 INFO L226 Difference]: Without dead ends: 833 [2021-10-11 02:21:41,132 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:21:41,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2021-10-11 02:21:41,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 289. [2021-10-11 02:21:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2021-10-11 02:21:41,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 414 transitions. [2021-10-11 02:21:41,161 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 414 transitions. Word has length 28 [2021-10-11 02:21:41,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:41,162 INFO L481 AbstractCegarLoop]: Abstraction has 289 states and 414 transitions. [2021-10-11 02:21:41,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:41,162 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 414 transitions. [2021-10-11 02:21:41,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:21:41,163 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:41,163 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] [2021-10-11 02:21:41,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:21:41,379 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:41,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:41,380 INFO L82 PathProgramCache]: Analyzing trace with hash 952156187, now seen corresponding path program 1 times [2021-10-11 02:21:41,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:41,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2055810543] [2021-10-11 02:21:41,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:41,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:41,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:41,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:41,641 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:41,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2055810543] [2021-10-11 02:21:41,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:41,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:41,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989873977] [2021-10-11 02:21:41,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:41,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:41,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:41,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:41,646 INFO L87 Difference]: Start difference. First operand 289 states and 414 transitions. Second operand 5 states. [2021-10-11 02:21:41,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:41,802 INFO L93 Difference]: Finished difference Result 771 states and 1085 transitions. [2021-10-11 02:21:41,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:21:41,803 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-10-11 02:21:41,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:41,808 INFO L225 Difference]: With dead ends: 771 [2021-10-11 02:21:41,808 INFO L226 Difference]: Without dead ends: 489 [2021-10-11 02:21:41,815 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:21:41,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2021-10-11 02:21:41,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 325. [2021-10-11 02:21:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2021-10-11 02:21:41,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 450 transitions. [2021-10-11 02:21:41,846 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 450 transitions. Word has length 34 [2021-10-11 02:21:41,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:41,847 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 450 transitions. [2021-10-11 02:21:41,847 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:41,847 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 450 transitions. [2021-10-11 02:21:41,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:21:41,848 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:41,850 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] [2021-10-11 02:21:42,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:21:42,065 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:42,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:42,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1653220765, now seen corresponding path program 1 times [2021-10-11 02:21:42,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:42,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [735065768] [2021-10-11 02:21:42,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:42,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:21:42,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:42,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:42,319 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:42,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [735065768] [2021-10-11 02:21:42,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:42,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:21:42,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161833399] [2021-10-11 02:21:42,320 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:21:42,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:42,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:21:42,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:21:42,321 INFO L87 Difference]: Start difference. First operand 325 states and 450 transitions. Second operand 4 states. [2021-10-11 02:21:42,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:42,429 INFO L93 Difference]: Finished difference Result 787 states and 1075 transitions. [2021-10-11 02:21:42,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:21:42,431 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2021-10-11 02:21:42,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:42,436 INFO L225 Difference]: With dead ends: 787 [2021-10-11 02:21:42,436 INFO L226 Difference]: Without dead ends: 469 [2021-10-11 02:21:42,437 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:42,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2021-10-11 02:21:42,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 349. [2021-10-11 02:21:42,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2021-10-11 02:21:42,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 474 transitions. [2021-10-11 02:21:42,480 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 474 transitions. Word has length 34 [2021-10-11 02:21:42,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:42,481 INFO L481 AbstractCegarLoop]: Abstraction has 349 states and 474 transitions. [2021-10-11 02:21:42,481 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:21:42,481 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 474 transitions. [2021-10-11 02:21:42,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:21:42,482 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:42,482 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] [2021-10-11 02:21:42,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:21:42,695 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:42,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:42,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1066414751, now seen corresponding path program 1 times [2021-10-11 02:21:42,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:42,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [601409870] [2021-10-11 02:21:42,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:42,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:42,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:42,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:42,962 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:42,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [601409870] [2021-10-11 02:21:42,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:42,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:42,963 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775224066] [2021-10-11 02:21:42,963 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:42,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:42,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:42,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:42,964 INFO L87 Difference]: Start difference. First operand 349 states and 474 transitions. Second operand 3 states. [2021-10-11 02:21:43,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:43,053 INFO L93 Difference]: Finished difference Result 799 states and 1079 transitions. [2021-10-11 02:21:43,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:43,053 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2021-10-11 02:21:43,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:43,057 INFO L225 Difference]: With dead ends: 799 [2021-10-11 02:21:43,057 INFO L226 Difference]: Without dead ends: 457 [2021-10-11 02:21:43,059 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:43,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2021-10-11 02:21:43,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 457. [2021-10-11 02:21:43,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2021-10-11 02:21:43,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 604 transitions. [2021-10-11 02:21:43,137 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 604 transitions. Word has length 34 [2021-10-11 02:21:43,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:43,139 INFO L481 AbstractCegarLoop]: Abstraction has 457 states and 604 transitions. [2021-10-11 02:21:43,139 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:43,139 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 604 transitions. [2021-10-11 02:21:43,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:21:43,141 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:43,141 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] [2021-10-11 02:21:43,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:21:43,353 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:43,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:43,354 INFO L82 PathProgramCache]: Analyzing trace with hash -329531425, now seen corresponding path program 1 times [2021-10-11 02:21:43,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:43,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1987119844] [2021-10-11 02:21:43,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:43,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:43,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:43,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:43,693 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:43,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1987119844] [2021-10-11 02:21:43,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:43,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:43,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567043792] [2021-10-11 02:21:43,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:43,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:43,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:43,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:43,695 INFO L87 Difference]: Start difference. First operand 457 states and 604 transitions. Second operand 3 states. [2021-10-11 02:21:43,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:43,822 INFO L93 Difference]: Finished difference Result 735 states and 979 transitions. [2021-10-11 02:21:43,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:43,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2021-10-11 02:21:43,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:43,828 INFO L225 Difference]: With dead ends: 735 [2021-10-11 02:21:43,828 INFO L226 Difference]: Without dead ends: 733 [2021-10-11 02:21:43,829 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:43,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2021-10-11 02:21:43,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 568. [2021-10-11 02:21:43,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 568 states. [2021-10-11 02:21:43,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 768 transitions. [2021-10-11 02:21:43,895 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 768 transitions. Word has length 35 [2021-10-11 02:21:43,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:43,895 INFO L481 AbstractCegarLoop]: Abstraction has 568 states and 768 transitions. [2021-10-11 02:21:43,895 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 768 transitions. [2021-10-11 02:21:43,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-11 02:21:43,897 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:43,897 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:44,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:21:44,114 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:44,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:44,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1562480419, now seen corresponding path program 1 times [2021-10-11 02:21:44,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:44,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [318181302] [2021-10-11 02:21:44,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:44,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:44,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:44,374 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:21:44,374 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:44,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [318181302] [2021-10-11 02:21:44,375 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:44,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:44,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636809256] [2021-10-11 02:21:44,385 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:44,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:44,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:44,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:44,386 INFO L87 Difference]: Start difference. First operand 568 states and 768 transitions. Second operand 3 states. [2021-10-11 02:21:45,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:45,919 INFO L93 Difference]: Finished difference Result 933 states and 1257 transitions. [2021-10-11 02:21:45,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:45,920 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2021-10-11 02:21:45,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:45,923 INFO L225 Difference]: With dead ends: 933 [2021-10-11 02:21:45,923 INFO L226 Difference]: Without dead ends: 372 [2021-10-11 02:21:45,924 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:45,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-10-11 02:21:45,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 360. [2021-10-11 02:21:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2021-10-11 02:21:45,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2021-10-11 02:21:45,964 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 56 [2021-10-11 02:21:45,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:45,964 INFO L481 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2021-10-11 02:21:45,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:45,964 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2021-10-11 02:21:45,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-11 02:21:45,965 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:45,966 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:46,185 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:21:46,186 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:46,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:46,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1979064958, now seen corresponding path program 1 times [2021-10-11 02:21:46,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:46,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [720260572] [2021-10-11 02:21:46,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:46,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:46,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:46,550 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:46,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:46,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [720260572] [2021-10-11 02:21:46,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:46,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:46,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285353509] [2021-10-11 02:21:46,555 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:46,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:46,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:46,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:46,556 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand 3 states. [2021-10-11 02:21:48,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:48,141 INFO L93 Difference]: Finished difference Result 554 states and 749 transitions. [2021-10-11 02:21:48,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:48,142 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2021-10-11 02:21:48,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:48,144 INFO L225 Difference]: With dead ends: 554 [2021-10-11 02:21:48,145 INFO L226 Difference]: Without dead ends: 291 [2021-10-11 02:21:48,145 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:48,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2021-10-11 02:21:48,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2021-10-11 02:21:48,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2021-10-11 02:21:48,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 374 transitions. [2021-10-11 02:21:48,184 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 374 transitions. Word has length 60 [2021-10-11 02:21:48,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:48,184 INFO L481 AbstractCegarLoop]: Abstraction has 291 states and 374 transitions. [2021-10-11 02:21:48,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:48,184 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 374 transitions. [2021-10-11 02:21:48,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-11 02:21:48,186 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:48,186 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:48,399 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:21:48,400 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:48,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:48,400 INFO L82 PathProgramCache]: Analyzing trace with hash 751274022, now seen corresponding path program 1 times [2021-10-11 02:21:48,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:48,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [584268584] [2021-10-11 02:21:48,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:48,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:21:48,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:48,765 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:21:48,766 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:48,766 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [584268584] [2021-10-11 02:21:48,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:48,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:21:48,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534940791] [2021-10-11 02:21:48,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:21:48,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:48,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:21:48,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:21:48,768 INFO L87 Difference]: Start difference. First operand 291 states and 374 transitions. Second operand 6 states. [2021-10-11 02:21:50,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:50,772 INFO L93 Difference]: Finished difference Result 984 states and 1269 transitions. [2021-10-11 02:21:50,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 02:21:50,773 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2021-10-11 02:21:50,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:50,773 INFO L225 Difference]: With dead ends: 984 [2021-10-11 02:21:50,773 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:21:50,776 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:21:50,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:21:50,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:21:50,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:21:50,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:21:50,777 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-11 02:21:50,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:50,777 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:21:50,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:21:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:21:50,777 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:21:50,977 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2021-10-11 02:21:50,979 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:21:51,654 WARN L197 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 110 [2021-10-11 02:21:51,847 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 80 [2021-10-11 02:21:52,078 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 86 [2021-10-11 02:21:52,358 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 117 [2021-10-11 02:21:52,681 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 86 [2021-10-11 02:21:53,032 WARN L197 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 104 [2021-10-11 02:21:53,185 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 91 [2021-10-11 02:21:54,124 WARN L197 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2021-10-11 02:21:54,564 WARN L197 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 14 [2021-10-11 02:21:54,911 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 30 [2021-10-11 02:21:55,390 WARN L197 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 34 [2021-10-11 02:21:56,241 WARN L197 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2021-10-11 02:21:56,664 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 27 [2021-10-11 02:21:56,816 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 23 [2021-10-11 02:21:57,285 WARN L197 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 34 [2021-10-11 02:21:57,966 WARN L197 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 34 [2021-10-11 02:21:58,489 WARN L197 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 33 [2021-10-11 02:21:58,492 INFO L262 CegarLoopResult]: For program point L861(lines 861 876) no Hoare annotation was computed. [2021-10-11 02:21:58,492 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2021-10-11 02:21:58,493 INFO L262 CegarLoopResult]: For program point L665(lines 665 682) no Hoare annotation was computed. [2021-10-11 02:21:58,493 INFO L262 CegarLoopResult]: For program point L665-1(lines 665 682) no Hoare annotation was computed. [2021-10-11 02:21:58,493 INFO L262 CegarLoopResult]: For program point L665-2(lines 665 682) no Hoare annotation was computed. [2021-10-11 02:21:58,493 INFO L258 CegarLoopResult]: At program point L468(lines 463 471) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 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))) .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))))) [2021-10-11 02:21:58,493 INFO L258 CegarLoopResult]: At program point L468-1(lines 463 471) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse7 (= ~systemActive~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse8 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse7 .cse8) (and .cse5 .cse0 .cse6 .cse4 .cse8) (and .cse0 .cse1 .cse6 .cse3 .cse4) (and .cse0 .cse1 .cse6 .cse3 .cse7) (and .cse5 .cse0 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse4 .cse8))) [2021-10-11 02:21:58,493 INFO L258 CegarLoopResult]: At program point L468-2(lines 463 471) the Hoare annotation is: false [2021-10-11 02:21:58,493 INFO L258 CegarLoopResult]: At program point L468-3(lines 463 471) the Hoare annotation is: false [2021-10-11 02:21:58,493 INFO L258 CegarLoopResult]: At program point L468-4(lines 463 471) the Hoare annotation is: false [2021-10-11 02:21:58,493 INFO L258 CegarLoopResult]: At program point L468-5(lines 463 471) the Hoare annotation is: false [2021-10-11 02:21:58,494 INFO L262 CegarLoopResult]: For program point L832(lines 831 880) no Hoare annotation was computed. [2021-10-11 02:21:58,494 INFO L258 CegarLoopResult]: At program point L535(lines 530 537) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,494 INFO L262 CegarLoopResult]: For program point L833(lines 833 837) no Hoare annotation was computed. [2021-10-11 02:21:58,494 INFO L262 CegarLoopResult]: For program point L800(lines 800 806) no Hoare annotation was computed. [2021-10-11 02:21:58,494 INFO L258 CegarLoopResult]: At program point L800-1(lines 800 806) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1))) [2021-10-11 02:21:58,494 INFO L262 CegarLoopResult]: For program point L767(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,494 INFO L262 CegarLoopResult]: For program point L767-2(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,494 INFO L262 CegarLoopResult]: For program point L767-3(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,494 INFO L262 CegarLoopResult]: For program point L767-5(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,494 INFO L262 CegarLoopResult]: For program point L767-6(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,494 INFO L262 CegarLoopResult]: For program point L767-8(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,495 INFO L262 CegarLoopResult]: For program point L767-9(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,495 INFO L262 CegarLoopResult]: For program point L767-11(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,495 INFO L262 CegarLoopResult]: For program point L767-12(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,495 INFO L262 CegarLoopResult]: For program point L767-14(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,495 INFO L262 CegarLoopResult]: For program point L767-15(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,495 INFO L262 CegarLoopResult]: For program point L767-17(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,495 INFO L262 CegarLoopResult]: For program point L767-18(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,496 INFO L262 CegarLoopResult]: For program point L767-20(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,496 INFO L262 CegarLoopResult]: For program point L767-21(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,496 INFO L262 CegarLoopResult]: For program point L767-23(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,496 INFO L262 CegarLoopResult]: For program point L767-24(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,496 INFO L262 CegarLoopResult]: For program point L767-26(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,496 INFO L262 CegarLoopResult]: For program point L767-27(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,496 INFO L262 CegarLoopResult]: For program point L767-29(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,498 INFO L262 CegarLoopResult]: For program point L767-30(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,498 INFO L262 CegarLoopResult]: For program point L767-32(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,498 INFO L262 CegarLoopResult]: For program point L767-33(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,498 INFO L262 CegarLoopResult]: For program point L669(lines 669 677) no Hoare annotation was computed. [2021-10-11 02:21:58,498 INFO L262 CegarLoopResult]: For program point L669-1(lines 669 677) no Hoare annotation was computed. [2021-10-11 02:21:58,498 INFO L262 CegarLoopResult]: For program point L767-35(lines 767 771) no Hoare annotation was computed. [2021-10-11 02:21:58,498 INFO L262 CegarLoopResult]: For program point L669-2(lines 669 677) no Hoare annotation was computed. [2021-10-11 02:21:58,498 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2021-10-11 02:21:58,498 INFO L262 CegarLoopResult]: For program point L869(lines 869 875) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L258 CegarLoopResult]: At program point L869-1(lines 581 587) the Hoare annotation is: (let ((.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse7 (= ~systemActive~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse4 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (and .cse1 .cse5 .cse6 .cse7) (and .cse1 .cse2 .cse6 .cse4) (and .cse0 .cse1 .cse5 .cse7) (and .cse1 .cse5 .cse6 .cse3 .cse4))) [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L639(lines 639 656) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L639-1(lines 639 656) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L639-2(lines 639 656) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L639-3(lines 639 656) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L639-4(lines 639 656) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L639-5(lines 639 656) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L508(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L508-1(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L508-2(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L508-3(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L508-4(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L508-5(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,499 INFO L262 CegarLoopResult]: For program point L508-6(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,500 INFO L262 CegarLoopResult]: For program point L508-7(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,500 INFO L262 CegarLoopResult]: For program point L508-8(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,500 INFO L262 CegarLoopResult]: For program point L508-9(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,500 INFO L262 CegarLoopResult]: For program point L508-10(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,500 INFO L262 CegarLoopResult]: For program point L508-11(lines 508 514) no Hoare annotation was computed. [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773-1(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773-2(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773-3(lines 758 776) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse3) (and .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3))) [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773-4(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773-5(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773-6(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773-7(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773-8(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773-9(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,501 INFO L262 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2021-10-11 02:21:58,501 INFO L258 CegarLoopResult]: At program point L773-10(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,502 INFO L258 CegarLoopResult]: At program point L773-11(lines 758 776) the Hoare annotation is: false [2021-10-11 02:21:58,502 INFO L258 CegarLoopResult]: At program point L939-2(lines 939 953) the Hoare annotation is: false [2021-10-11 02:21:58,502 INFO L262 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2021-10-11 02:21:58,502 INFO L262 CegarLoopResult]: For program point L841(lines 841 847) no Hoare annotation was computed. [2021-10-11 02:21:58,502 INFO L258 CegarLoopResult]: At program point L841-1(lines 841 847) the Hoare annotation is: (let ((.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse6 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse8 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= ~systemActive~0 (_ bv0 32))) (.cse5 (= ~methAndRunningLastTime~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse1 .cse3 .cse6 .cse8) (and .cse7 .cse1 .cse9 .cse5 .cse6 .cse8) (and .cse1 .cse9 .cse4 .cse5 .cse6) (and .cse7 .cse1 .cse9 .cse10 .cse5 .cse8) (and .cse0 .cse1 .cse2 .cse9 .cse4 .cse10 .cse5))) [2021-10-11 02:21:58,502 INFO L258 CegarLoopResult]: At program point L709(lines 702 712) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32))) .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2021-10-11 02:21:58,502 INFO L258 CegarLoopResult]: At program point L709-1(lines 702 712) the Hoare annotation is: false [2021-10-11 02:21:58,503 INFO L262 CegarLoopResult]: For program point L643(lines 643 651) no Hoare annotation was computed. [2021-10-11 02:21:58,503 INFO L258 CegarLoopResult]: At program point L709-2(lines 702 712) the Hoare annotation is: false [2021-10-11 02:21:58,503 INFO L262 CegarLoopResult]: For program point L643-1(lines 643 651) no Hoare annotation was computed. [2021-10-11 02:21:58,504 INFO L262 CegarLoopResult]: For program point L643-2(lines 643 651) no Hoare annotation was computed. [2021-10-11 02:21:58,504 INFO L262 CegarLoopResult]: For program point L643-3(lines 643 651) no Hoare annotation was computed. [2021-10-11 02:21:58,504 INFO L262 CegarLoopResult]: For program point L643-4(lines 643 651) no Hoare annotation was computed. [2021-10-11 02:21:58,504 INFO L262 CegarLoopResult]: For program point L643-5(lines 643 651) no Hoare annotation was computed. [2021-10-11 02:21:58,504 INFO L262 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2021-10-11 02:21:58,504 INFO L262 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2021-10-11 02:21:58,505 INFO L262 CegarLoopResult]: For program point L412-2(line 412) no Hoare annotation was computed. [2021-10-11 02:21:58,505 INFO L262 CegarLoopResult]: For program point L546(lines 546 563) no Hoare annotation was computed. [2021-10-11 02:21:58,505 INFO L258 CegarLoopResult]: At program point L513(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,505 INFO L258 CegarLoopResult]: At program point L546-1(lines 1 1023) the Hoare annotation is: (let ((.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse6 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse8 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= ~systemActive~0 (_ bv0 32))) (.cse5 (= ~methAndRunningLastTime~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse1 .cse3 .cse6 .cse8) (and .cse7 .cse1 .cse9 .cse5 .cse6 .cse8) (and .cse1 .cse9 .cse4 .cse5 .cse6) (and .cse7 .cse1 .cse9 .cse10 .cse5 .cse8) (and .cse0 .cse1 .cse2 .cse9 .cse4 .cse10 .cse5))) [2021-10-11 02:21:58,505 INFO L258 CegarLoopResult]: At program point L513-1(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,506 INFO L262 CegarLoopResult]: For program point L546-2(lines 546 563) no Hoare annotation was computed. [2021-10-11 02:21:58,507 INFO L258 CegarLoopResult]: At program point L513-2(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,507 INFO L258 CegarLoopResult]: At program point L546-3(lines 1 1023) the Hoare annotation is: false [2021-10-11 02:21:58,507 INFO L258 CegarLoopResult]: At program point L513-3(lines 504 517) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 .cse3 (= (bvadd |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv4294967295 32)) (_ bv0 32))) (and .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3))) [2021-10-11 02:21:58,508 INFO L262 CegarLoopResult]: For program point L546-4(lines 546 563) no Hoare annotation was computed. [2021-10-11 02:21:58,508 INFO L258 CegarLoopResult]: At program point L513-4(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,508 INFO L258 CegarLoopResult]: At program point L546-5(lines 1 1023) the Hoare annotation is: false [2021-10-11 02:21:58,508 INFO L258 CegarLoopResult]: At program point L513-5(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,508 INFO L258 CegarLoopResult]: At program point L513-6(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,508 INFO L258 CegarLoopResult]: At program point L513-7(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,508 INFO L258 CegarLoopResult]: At program point L513-8(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,508 INFO L258 CegarLoopResult]: At program point L513-9(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,509 INFO L258 CegarLoopResult]: At program point L513-10(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,509 INFO L258 CegarLoopResult]: At program point L513-11(lines 504 517) the Hoare annotation is: false [2021-10-11 02:21:58,509 INFO L262 CegarLoopResult]: For program point L943(lines 943 947) no Hoare annotation was computed. [2021-10-11 02:21:58,509 INFO L262 CegarLoopResult]: For program point L943-1(lines 581 587) no Hoare annotation was computed. [2021-10-11 02:21:58,509 INFO L262 CegarLoopResult]: For program point L613(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,509 INFO L262 CegarLoopResult]: For program point L613-1(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,509 INFO L262 CegarLoopResult]: For program point L613-2(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,509 INFO L262 CegarLoopResult]: For program point L613-3(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,510 INFO L262 CegarLoopResult]: For program point L613-4(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,510 INFO L262 CegarLoopResult]: For program point L613-5(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,510 INFO L262 CegarLoopResult]: For program point L613-6(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,510 INFO L262 CegarLoopResult]: For program point L613-7(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,510 INFO L262 CegarLoopResult]: For program point L613-8(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,510 INFO L262 CegarLoopResult]: For program point L613-9(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,510 INFO L262 CegarLoopResult]: For program point L613-10(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,511 INFO L262 CegarLoopResult]: For program point L613-11(lines 613 630) no Hoare annotation was computed. [2021-10-11 02:21:58,511 INFO L258 CegarLoopResult]: At program point L581(lines 580 599) the Hoare annotation is: (let ((.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse7 (= ~systemActive~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse4 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (and .cse1 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse1 .cse2 .cse6 .cse4) (and .cse0 .cse1 .cse5 .cse7) (and .cse1 .cse5 .cse6 .cse4))) [2021-10-11 02:21:58,511 INFO L262 CegarLoopResult]: For program point L581-1(lines 581 587) no Hoare annotation was computed. [2021-10-11 02:21:58,511 INFO L258 CegarLoopResult]: At program point L581-2(lines 580 599) the Hoare annotation is: false [2021-10-11 02:21:58,511 INFO L258 CegarLoopResult]: At program point L581-3(lines 580 599) the Hoare annotation is: false [2021-10-11 02:21:58,511 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:21:58,512 INFO L262 CegarLoopResult]: For program point L1011(lines 1011 1018) no Hoare annotation was computed. [2021-10-11 02:21:58,512 INFO L265 CegarLoopResult]: At program point L1011-1(lines 1011 1018) the Hoare annotation is: true [2021-10-11 02:21:58,512 INFO L262 CegarLoopResult]: For program point L550(lines 550 560) no Hoare annotation was computed. [2021-10-11 02:21:58,512 INFO L262 CegarLoopResult]: For program point L550-2(lines 550 560) no Hoare annotation was computed. [2021-10-11 02:21:58,512 INFO L262 CegarLoopResult]: For program point L550-4(lines 550 560) no Hoare annotation was computed. [2021-10-11 02:21:58,512 INFO L258 CegarLoopResult]: At program point L881(lines 830 882) the Hoare annotation is: false [2021-10-11 02:21:58,512 INFO L262 CegarLoopResult]: For program point L617(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,513 INFO L262 CegarLoopResult]: For program point L617-1(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,513 INFO L262 CegarLoopResult]: For program point L617-2(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,513 INFO L262 CegarLoopResult]: For program point L551(lines 551 557) no Hoare annotation was computed. [2021-10-11 02:21:58,513 INFO L262 CegarLoopResult]: For program point L617-3(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,513 INFO L262 CegarLoopResult]: For program point L617-4(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,513 INFO L262 CegarLoopResult]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2021-10-11 02:21:58,513 INFO L262 CegarLoopResult]: For program point L617-5(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,514 INFO L262 CegarLoopResult]: For program point L617-6(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,514 INFO L262 CegarLoopResult]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2021-10-11 02:21:58,514 INFO L262 CegarLoopResult]: For program point L617-7(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,514 INFO L262 CegarLoopResult]: For program point L617-8(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,514 INFO L262 CegarLoopResult]: For program point L617-9(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,514 INFO L262 CegarLoopResult]: For program point L617-10(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,514 INFO L262 CegarLoopResult]: For program point L617-11(lines 617 625) no Hoare annotation was computed. [2021-10-11 02:21:58,515 INFO L258 CegarLoopResult]: At program point L915(lines 1 1023) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,515 INFO L258 CegarLoopResult]: At program point L718(lines 713 721) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32))))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~systemActive~0 (_ bv0 32)) .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= (_ bv1 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse5 .cse4))) [2021-10-11 02:21:58,515 INFO L258 CegarLoopResult]: At program point L718-1(lines 713 721) the Hoare annotation is: false [2021-10-11 02:21:58,515 INFO L258 CegarLoopResult]: At program point L718-2(lines 713 721) the Hoare annotation is: false [2021-10-11 02:21:58,515 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:21:58,515 INFO L262 CegarLoopResult]: For program point L851(lines 851 857) no Hoare annotation was computed. [2021-10-11 02:21:58,516 INFO L258 CegarLoopResult]: At program point L851-1(lines 851 857) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv0 32))) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse6 .cse3) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse4 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (and .cse1 .cse2 .cse7 .cse4) (and .cse1 .cse5 .cse7 .cse3 .cse4) (and .cse1 .cse5 .cse7 .cse6 .cse3))) [2021-10-11 02:21:58,516 INFO L262 CegarLoopResult]: For program point L455(lines 455 459) no Hoare annotation was computed. [2021-10-11 02:21:58,516 INFO L262 CegarLoopResult]: For program point L786(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,516 INFO L262 CegarLoopResult]: For program point L786-2(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,516 INFO L262 CegarLoopResult]: For program point L786-3(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,516 INFO L262 CegarLoopResult]: For program point L786-5(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,517 INFO L258 CegarLoopResult]: At program point L588(lines 588 594) the Hoare annotation is: (let ((.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse6 (= ~systemActive~0 (_ bv0 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse1 .cse4 .cse5 .cse6) (and .cse1 .cse2 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse6) (and .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse3))) [2021-10-11 02:21:58,517 INFO L262 CegarLoopResult]: For program point L786-6(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,517 INFO L258 CegarLoopResult]: At program point L588-1(lines 588 594) the Hoare annotation is: false [2021-10-11 02:21:58,517 INFO L262 CegarLoopResult]: For program point L786-8(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,517 INFO L258 CegarLoopResult]: At program point L588-2(lines 588 594) the Hoare annotation is: false [2021-10-11 02:21:58,517 INFO L262 CegarLoopResult]: For program point L786-9(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,518 INFO L262 CegarLoopResult]: For program point L786-11(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,518 INFO L262 CegarLoopResult]: For program point L786-12(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,518 INFO L262 CegarLoopResult]: For program point L786-14(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,518 INFO L262 CegarLoopResult]: For program point L786-15(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,518 INFO L262 CegarLoopResult]: For program point L786-17(lines 786 790) no Hoare annotation was computed. [2021-10-11 02:21:58,518 INFO L258 CegarLoopResult]: At program point L523(lines 518 526) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,519 INFO L258 CegarLoopResult]: At program point L523-1(lines 518 526) the Hoare annotation is: false [2021-10-11 02:21:58,519 INFO L258 CegarLoopResult]: At program point L523-2(lines 518 526) the Hoare annotation is: false [2021-10-11 02:21:58,519 INFO L258 CegarLoopResult]: At program point L523-3(lines 518 526) the Hoare annotation is: false [2021-10-11 02:21:58,519 INFO L258 CegarLoopResult]: At program point L523-4(lines 518 526) the Hoare annotation is: false [2021-10-11 02:21:58,519 INFO L258 CegarLoopResult]: At program point L523-5(lines 518 526) the Hoare annotation is: false [2021-10-11 02:21:58,519 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:21:58,519 INFO L265 CegarLoopResult]: At program point L1020(lines 1001 1023) the Hoare annotation is: true [2021-10-11 02:21:58,520 INFO L258 CegarLoopResult]: At program point L987(lines 983 989) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,520 INFO L258 CegarLoopResult]: At program point L923(lines 918 926) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,520 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:21:58,520 INFO L258 CegarLoopResult]: At program point L792(lines 777 795) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,520 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2021-10-11 02:21:58,520 INFO L258 CegarLoopResult]: At program point L792-1(lines 777 795) the Hoare annotation is: false [2021-10-11 02:21:58,520 INFO L258 CegarLoopResult]: At program point L792-2(lines 777 795) the Hoare annotation is: false [2021-10-11 02:21:58,520 INFO L258 CegarLoopResult]: At program point L792-3(lines 777 795) the Hoare annotation is: false [2021-10-11 02:21:58,520 INFO L258 CegarLoopResult]: At program point L792-4(lines 777 795) the Hoare annotation is: false [2021-10-11 02:21:58,520 INFO L258 CegarLoopResult]: At program point L792-5(lines 777 795) the Hoare annotation is: false [2021-10-11 02:21:58,520 INFO L262 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2021-10-11 02:21:58,521 INFO L262 CegarLoopResult]: For program point L431-3(lines 431 435) no Hoare annotation was computed. [2021-10-11 02:21:58,521 INFO L262 CegarLoopResult]: For program point L431-6(lines 431 435) no Hoare annotation was computed. [2021-10-11 02:21:58,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:21:58 BoogieIcfgContainer [2021-10-11 02:21:58,591 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:21:58,591 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:21:58,592 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:21:58,592 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:21:58,592 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:37" (3/4) ... [2021-10-11 02:21:58,596 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:21:58,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:21:58,636 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:21:58,638 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:21:58,641 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:21:58,643 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:21:58,645 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:58,647 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:58,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32) [2021-10-11 02:21:58,680 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32) [2021-10-11 02:21:58,681 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32) [2021-10-11 02:21:58,682 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,682 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,686 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:21:58,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:21:58,688 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,696 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && systemActive == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:21:58,696 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,699 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,700 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:21:58,701 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:21:58,783 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9423c512-c188-4f43-806d-fb84ec44a521/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:21:58,784 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:21:58,785 INFO L168 Benchmark]: Toolchain (without parser) took 25955.51 ms. Allocated memory was 60.8 MB in the beginning and 161.5 MB in the end (delta: 100.7 MB). Free memory was 40.0 MB in the beginning and 48.0 MB in the end (delta: -8.0 MB). Peak memory consumption was 90.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,785 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 60.8 MB. Free memory is still 42.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:58,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 847.69 ms. Allocated memory is still 60.8 MB. Free memory was 39.8 MB in the beginning and 26.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.58 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 26.3 MB in the beginning and 67.1 MB in the end (delta: -40.7 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,786 INFO L168 Benchmark]: Boogie Preprocessor took 132.20 ms. Allocated memory is still 88.1 MB. Free memory was 67.1 MB in the beginning and 63.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,787 INFO L168 Benchmark]: RCFGBuilder took 3146.12 ms. Allocated memory is still 88.1 MB. Free memory was 63.2 MB in the beginning and 33.7 MB in the end (delta: 29.5 MB). Peak memory consumption was 33.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,787 INFO L168 Benchmark]: TraceAbstraction took 21465.03 ms. Allocated memory was 88.1 MB in the beginning and 161.5 MB in the end (delta: 73.4 MB). Free memory was 33.1 MB in the beginning and 63.7 MB in the end (delta: -30.6 MB). Peak memory consumption was 66.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,788 INFO L168 Benchmark]: Witness Printer took 192.37 ms. Allocated memory is still 161.5 MB. Free memory was 63.7 MB in the beginning and 48.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,790 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 60.8 MB. Free memory is still 42.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 847.69 ms. Allocated memory is still 60.8 MB. Free memory was 39.8 MB in the beginning and 26.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 163.58 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 26.3 MB in the beginning and 67.1 MB in the end (delta: -40.7 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 132.20 ms. Allocated memory is still 88.1 MB. Free memory was 67.1 MB in the beginning and 63.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3146.12 ms. Allocated memory is still 88.1 MB. Free memory was 63.2 MB in the beginning and 33.7 MB in the end (delta: 29.5 MB). Peak memory consumption was 33.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21465.03 ms. Allocated memory was 88.1 MB in the beginning and 161.5 MB in the end (delta: 73.4 MB). Free memory was 33.1 MB in the beginning and 63.7 MB in the end (delta: -30.6 MB). Peak memory consumption was 66.2 MB. Max. memory is 16.1 GB. * Witness Printer took 192.37 ms. Allocated memory is still 161.5 MB. Free memory was 63.7 MB in the beginning and 48.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: ((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((((((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && systemActive == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1011]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) && methAndRunningLastTime == 0bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 195 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.7s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1678 SDtfs, 1608 SDslu, 2222 SDs, 0 SdLazy, 287 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 474 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=568occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 1343 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 367 NumberOfFragments, 1328 HoareAnnotationTreeSize, 69 FomulaSimplifications, 318593 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 69 FomulaSimplificationsInter, 33763 FormulaSimplificationTreeSizeReductionInter, 5.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 459 NumberOfCodeBlocks, 459 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 446 ConstructedInterpolants, 0 QuantifiedInterpolants, 36450 SizeOfPredicates, 18 NumberOfNonLiveVariables, 2822 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 59/59 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...