./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product16.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_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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_98bc38e6-f892-4054-8c61-f20ee4f0df76/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 caf966c06e7a2ed1fef83368f628eae41da528db ............................................................................................................................................ 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_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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_98bc38e6-f892-4054-8c61-f20ee4f0df76/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 caf966c06e7a2ed1fef83368f628eae41da528db ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:21:37,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:37,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:37,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:37,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:37,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:37,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:37,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:37,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:37,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:37,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:37,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:37,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:37,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:37,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:37,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:37,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:37,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:37,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:37,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:37,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:37,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:37,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:37,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:37,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:37,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:37,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:37,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:37,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:37,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:37,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:37,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:37,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:37,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:37,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:37,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:37,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:37,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:37,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:37,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:37,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:37,848 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:21:37,896 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:37,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:37,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:37,898 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:37,898 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:37,898 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:37,899 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:21:37,899 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:37,899 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:37,899 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:21:37,900 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:21:37,901 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:37,901 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:21:37,901 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:21:37,902 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:21:37,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:37,903 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:37,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:21:37,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:37,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:37,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:37,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:37,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:37,904 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:37,905 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:37,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:37,905 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:37,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:37,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:37,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:37,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:37,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:37,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:37,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:37,909 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:21:37,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:21:37,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:37,909 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:37,910 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:37,910 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_98bc38e6-f892-4054-8c61-f20ee4f0df76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caf966c06e7a2ed1fef83368f628eae41da528db [2021-10-11 02:21:38,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:38,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:38,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:38,264 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:38,265 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:38,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c [2021-10-11 02:21:38,350 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/data/4eba8cc75/1b26decc27e74843bc33f28cb3a5abfc/FLAG8af17e7f1 [2021-10-11 02:21:38,931 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:38,936 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c [2021-10-11 02:21:38,956 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/data/4eba8cc75/1b26decc27e74843bc33f28cb3a5abfc/FLAG8af17e7f1 [2021-10-11 02:21:39,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/data/4eba8cc75/1b26decc27e74843bc33f28cb3a5abfc [2021-10-11 02:21:39,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:39,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:39,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:39,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:39,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:39,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:39" (1/1) ... [2021-10-11 02:21:39,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a2933b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:39, skipping insertion in model container [2021-10-11 02:21:39,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:39" (1/1) ... [2021-10-11 02:21:39,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:39,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:39,603 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_98bc38e6-f892-4054-8c61-f20ee4f0df76/sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c[13860,13873] [2021-10-11 02:21:39,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:39,665 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 02:21:39,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4012e0ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:39, skipping insertion in model container [2021-10-11 02:21:39,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:39,668 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:21:39,671 INFO L168 Benchmark]: Toolchain (without parser) took 450.34 ms. Allocated memory is still 96.5 MB. Free memory was 61.1 MB in the beginning and 70.2 MB in the end (delta: -9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:39,673 INFO L168 Benchmark]: CDTParser took 7.73 ms. Allocated memory is still 96.5 MB. Free memory was 66.7 MB in the beginning and 78.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:39,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 447.59 ms. Allocated memory is still 96.5 MB. Free memory was 61.0 MB in the beginning and 70.5 MB in the end (delta: -9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:39,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 7.73 ms. Allocated memory is still 96.5 MB. Free memory was 66.7 MB in the beginning and 78.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 447.59 ms. Allocated memory is still 96.5 MB. Free memory was 61.0 MB in the beginning and 70.5 MB in the end (delta: -9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 108]: 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 02:21:42,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:42,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:42,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:42,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:42,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:42,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:42,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:42,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:42,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:42,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:42,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:42,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:42,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:42,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:42,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:42,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:42,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:42,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:42,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:42,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:42,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:42,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:42,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:42,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:42,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:42,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:42,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:42,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:42,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:42,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:42,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:42,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:42,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:42,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:42,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:42,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:42,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:42,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:42,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:42,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:42,100 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:21:42,166 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:42,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:42,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:42,169 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:42,169 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:42,169 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:42,169 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:42,170 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:42,170 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:42,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:42,173 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:42,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:42,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:42,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:42,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:42,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:42,174 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:42,174 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:21:42,174 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:21:42,175 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:42,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:42,175 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:42,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:42,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:42,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:21:42,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:42,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:42,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:42,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:42,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:42,177 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:21:42,177 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:42,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:42,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:42,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:42,178 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_98bc38e6-f892-4054-8c61-f20ee4f0df76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caf966c06e7a2ed1fef83368f628eae41da528db [2021-10-11 02:21:42,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:42,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:42,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:42,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:42,557 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:42,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c [2021-10-11 02:21:42,637 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/data/9d4bba221/41323cbb73bc4b88a9915949cc6bd5ba/FLAG6f87bc834 [2021-10-11 02:21:43,287 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:43,288 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c [2021-10-11 02:21:43,306 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/data/9d4bba221/41323cbb73bc4b88a9915949cc6bd5ba/FLAG6f87bc834 [2021-10-11 02:21:43,554 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/data/9d4bba221/41323cbb73bc4b88a9915949cc6bd5ba [2021-10-11 02:21:43,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:43,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:43,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:43,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:43,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:43,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:43" (1/1) ... [2021-10-11 02:21:43,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71caeab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:43, skipping insertion in model container [2021-10-11 02:21:43,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:43" (1/1) ... [2021-10-11 02:21:43,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:43,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:43,964 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_98bc38e6-f892-4054-8c61-f20ee4f0df76/sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c[13860,13873] [2021-10-11 02:21:43,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:44,022 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:21:44,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:44,113 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_98bc38e6-f892-4054-8c61-f20ee4f0df76/sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c[13860,13873] [2021-10-11 02:21:44,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:44,149 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:21:44,199 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_98bc38e6-f892-4054-8c61-f20ee4f0df76/sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c[13860,13873] [2021-10-11 02:21:44,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:44,248 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:21:44,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44 WrapperNode [2021-10-11 02:21:44,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:44,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:44,250 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:21:44,250 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:21:44,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:44,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:21:44,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:21:44,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:21:44,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:21:44,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:21:44,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:21:44,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:21:44,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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 02:21:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:21:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:21:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:21:44,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:21:46,606 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:21:46,606 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-11 02:21:46,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:46 BoogieIcfgContainer [2021-10-11 02:21:46,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:21:46,610 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:21:46,610 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:21:46,613 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:21:46,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:21:43" (1/3) ... [2021-10-11 02:21:46,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@418e6a4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:46, skipping insertion in model container [2021-10-11 02:21:46,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44" (2/3) ... [2021-10-11 02:21:46,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@418e6a4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:46, skipping insertion in model container [2021-10-11 02:21:46,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:46" (3/3) ... [2021-10-11 02:21:46,617 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product16.cil.c [2021-10-11 02:21:46,631 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:21:46,635 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:21:46,643 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:21:46,675 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:21:46,675 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:21:46,675 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:21:46,675 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:21:46,675 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:21:46,675 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:21:46,676 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:21:46,676 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:21:46,690 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2021-10-11 02:21:46,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:21:46,696 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:46,697 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:46,697 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:46,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:46,702 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2021-10-11 02:21:46,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:46,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [173666158] [2021-10-11 02:21:46,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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 02:21:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:46,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:21:46,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:47,022 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 02:21:47,022 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:47,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [173666158] [2021-10-11 02:21:47,024 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:47,024 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:47,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780775423] [2021-10-11 02:21:47,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:21:47,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:47,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:21:47,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:47,051 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2021-10-11 02:21:47,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:47,100 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2021-10-11 02:21:47,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:21:47,102 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:21:47,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:47,114 INFO L225 Difference]: With dead ends: 136 [2021-10-11 02:21:47,115 INFO L226 Difference]: Without dead ends: 67 [2021-10-11 02:21:47,118 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 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 02:21:47,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-10-11 02:21:47,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2021-10-11 02:21:47,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2021-10-11 02:21:47,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2021-10-11 02:21:47,172 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2021-10-11 02:21:47,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:47,172 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2021-10-11 02:21:47,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:21:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2021-10-11 02:21:47,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:21:47,175 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:47,175 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:47,392 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:21:47,393 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:47,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:47,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2021-10-11 02:21:47,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:47,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [821803089] [2021-10-11 02:21:47,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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 02:21:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:47,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:47,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:47,687 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 02:21:47,687 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:47,688 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [821803089] [2021-10-11 02:21:47,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:47,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:47,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279554846] [2021-10-11 02:21:47,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:47,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:47,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:47,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:47,699 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2021-10-11 02:21:47,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:47,720 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2021-10-11 02:21:47,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:47,720 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:21:47,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:47,721 INFO L225 Difference]: With dead ends: 67 [2021-10-11 02:21:47,721 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:21:47,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 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 02:21:47,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:21:47,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:21:47,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:21:47,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 02:21:47,727 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-11 02:21:47,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:47,728 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 02:21:47,728 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:47,728 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 02:21:47,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:21:47,729 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:47,729 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:47,946 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:21:47,947 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:47,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:47,948 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2021-10-11 02:21:47,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:47,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [719777005] [2021-10-11 02:21:47,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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 02:21:48,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:48,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:48,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:48,192 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 02:21:48,193 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:48,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [719777005] [2021-10-11 02:21:48,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:48,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:48,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593862219] [2021-10-11 02:21:48,194 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:48,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:48,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:48,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:48,196 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2021-10-11 02:21:48,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:48,238 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2021-10-11 02:21:48,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:48,239 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:21:48,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:48,240 INFO L225 Difference]: With dead ends: 87 [2021-10-11 02:21:48,240 INFO L226 Difference]: Without dead ends: 60 [2021-10-11 02:21:48,241 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 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 02:21:48,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2021-10-11 02:21:48,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2021-10-11 02:21:48,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2021-10-11 02:21:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2021-10-11 02:21:48,251 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 22 [2021-10-11 02:21:48,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:48,252 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2021-10-11 02:21:48,252 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:48,252 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2021-10-11 02:21:48,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:21:48,253 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:48,253 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] [2021-10-11 02:21:48,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:21:48,472 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:48,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:48,473 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2021-10-11 02:21:48,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:48,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1686129351] [2021-10-11 02:21:48,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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 02:21:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:48,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:48,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:48,723 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 02:21:48,734 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:48,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1686129351] [2021-10-11 02:21:48,735 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:48,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:21:48,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224254149] [2021-10-11 02:21:48,736 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:48,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:48,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:48,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:48,737 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand 5 states. [2021-10-11 02:21:48,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:48,850 INFO L93 Difference]: Finished difference Result 209 states and 317 transitions. [2021-10-11 02:21:48,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:21:48,850 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:21:48,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:48,853 INFO L225 Difference]: With dead ends: 209 [2021-10-11 02:21:48,853 INFO L226 Difference]: Without dead ends: 159 [2021-10-11 02:21:48,854 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:21:48,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-10-11 02:21:48,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 100. [2021-10-11 02:21:48,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2021-10-11 02:21:48,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 143 transitions. [2021-10-11 02:21:48,873 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 143 transitions. Word has length 23 [2021-10-11 02:21:48,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:48,873 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 143 transitions. [2021-10-11 02:21:48,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:48,874 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 143 transitions. [2021-10-11 02:21:48,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:21:48,875 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:48,875 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 02:21:49,094 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:21:49,097 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:49,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:49,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1869425907, now seen corresponding path program 1 times [2021-10-11 02:21:49,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:49,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [911271387] [2021-10-11 02:21:49,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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 02:21:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:49,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:21:49,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:49,394 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 02:21:49,394 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:49,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [911271387] [2021-10-11 02:21:49,395 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:49,395 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:49,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758328027] [2021-10-11 02:21:49,396 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:21:49,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:49,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:21:49,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:21:49,397 INFO L87 Difference]: Start difference. First operand 100 states and 143 transitions. Second operand 6 states. [2021-10-11 02:21:50,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:50,801 INFO L93 Difference]: Finished difference Result 286 states and 426 transitions. [2021-10-11 02:21:50,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:21:50,802 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2021-10-11 02:21:50,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:50,805 INFO L225 Difference]: With dead ends: 286 [2021-10-11 02:21:50,805 INFO L226 Difference]: Without dead ends: 236 [2021-10-11 02:21:50,806 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:21:50,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2021-10-11 02:21:50,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 188. [2021-10-11 02:21:50,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2021-10-11 02:21:50,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 271 transitions. [2021-10-11 02:21:50,834 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 271 transitions. Word has length 24 [2021-10-11 02:21:50,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:50,835 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 271 transitions. [2021-10-11 02:21:50,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:21:50,835 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 271 transitions. [2021-10-11 02:21:50,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:21:50,837 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:50,837 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 02:21:51,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:21:51,054 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:51,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:51,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1423522528, now seen corresponding path program 1 times [2021-10-11 02:21:51,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:51,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1917257927] [2021-10-11 02:21:51,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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 02:21:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:51,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:51,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:51,302 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 02:21:51,302 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:51,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1917257927] [2021-10-11 02:21:51,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:51,303 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:51,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515053355] [2021-10-11 02:21:51,303 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:51,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:51,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:51,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:51,304 INFO L87 Difference]: Start difference. First operand 188 states and 271 transitions. Second operand 3 states. [2021-10-11 02:21:53,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:53,086 INFO L93 Difference]: Finished difference Result 510 states and 743 transitions. [2021-10-11 02:21:53,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:53,087 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:21:53,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:53,089 INFO L225 Difference]: With dead ends: 510 [2021-10-11 02:21:53,089 INFO L226 Difference]: Without dead ends: 328 [2021-10-11 02:21:53,091 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 02:21:53,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-10-11 02:21:53,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 324. [2021-10-11 02:21:53,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2021-10-11 02:21:53,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 459 transitions. [2021-10-11 02:21:53,126 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 459 transitions. Word has length 24 [2021-10-11 02:21:53,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:53,126 INFO L481 AbstractCegarLoop]: Abstraction has 324 states and 459 transitions. [2021-10-11 02:21:53,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 459 transitions. [2021-10-11 02:21:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:21:53,128 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:53,128 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] [2021-10-11 02:21:53,344 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:21:53,345 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:53,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:53,345 INFO L82 PathProgramCache]: Analyzing trace with hash 68958233, now seen corresponding path program 1 times [2021-10-11 02:21:53,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:53,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1577081214] [2021-10-11 02:21:53,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/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 02:21:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:53,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:53,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:53,590 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 02:21:53,590 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:53,591 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1577081214] [2021-10-11 02:21:53,591 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:53,591 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:53,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756870855] [2021-10-11 02:21:53,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:53,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:53,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:53,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:53,595 INFO L87 Difference]: Start difference. First operand 324 states and 459 transitions. Second operand 3 states. [2021-10-11 02:21:53,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:53,614 INFO L93 Difference]: Finished difference Result 396 states and 563 transitions. [2021-10-11 02:21:53,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:53,615 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:21:53,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:53,616 INFO L225 Difference]: With dead ends: 396 [2021-10-11 02:21:53,616 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:21:53,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 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 02:21:53,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:21:53,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:21:53,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:21:53,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:21:53,624 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 02:21:53,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:53,626 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:21:53,627 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:53,627 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:21:53,627 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:21:53,840 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:21:53,842 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:21:54,405 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 635) no Hoare annotation was computed. [2021-10-11 02:21:54,406 INFO L258 CegarLoopResult]: At program point L746(lines 739 749) the Hoare annotation is: false [2021-10-11 02:21:54,406 INFO L258 CegarLoopResult]: At program point L746-1(lines 739 749) the Hoare annotation is: false [2021-10-11 02:21:54,406 INFO L258 CegarLoopResult]: At program point L746-2(lines 739 749) the Hoare annotation is: false [2021-10-11 02:21:54,406 INFO L262 CegarLoopResult]: For program point L548(lines 548 552) no Hoare annotation was computed. [2021-10-11 02:21:54,406 INFO L262 CegarLoopResult]: For program point L548-1(lines 653 659) no Hoare annotation was computed. [2021-10-11 02:21:54,406 INFO L262 CegarLoopResult]: For program point L482(lines 482 486) no Hoare annotation was computed. [2021-10-11 02:21:54,406 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:21:54,407 INFO L262 CegarLoopResult]: For program point L831(lines 831 837) no Hoare annotation was computed. [2021-10-11 02:21:54,407 INFO L262 CegarLoopResult]: For program point L831-2(lines 831 837) no Hoare annotation was computed. [2021-10-11 02:21:54,407 INFO L262 CegarLoopResult]: For program point L831-4(lines 831 837) no Hoare annotation was computed. [2021-10-11 02:21:54,407 INFO L262 CegarLoopResult]: For program point L617(lines 617 624) no Hoare annotation was computed. [2021-10-11 02:21:54,407 INFO L265 CegarLoopResult]: At program point L617-1(lines 617 624) the Hoare annotation is: true [2021-10-11 02:21:54,407 INFO L262 CegarLoopResult]: For program point L865(lines 865 871) no Hoare annotation was computed. [2021-10-11 02:21:54,408 INFO L258 CegarLoopResult]: At program point L865-1(lines 865 871) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2))) [2021-10-11 02:21:54,408 INFO L262 CegarLoopResult]: For program point L799(lines 799 805) no Hoare annotation was computed. [2021-10-11 02:21:54,408 INFO L258 CegarLoopResult]: At program point L799-1(lines 799 805) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:21:54,408 INFO L262 CegarLoopResult]: For program point L635(line 635) no Hoare annotation was computed. [2021-10-11 02:21:54,408 INFO L262 CegarLoopResult]: For program point L635-1(line 635) no Hoare annotation was computed. [2021-10-11 02:21:54,408 INFO L262 CegarLoopResult]: For program point L635-2(line 635) no Hoare annotation was computed. [2021-10-11 02:21:54,408 INFO L262 CegarLoopResult]: For program point L470(lines 470 474) no Hoare annotation was computed. [2021-10-11 02:21:54,409 INFO L262 CegarLoopResult]: For program point L685(lines 685 702) no Hoare annotation was computed. [2021-10-11 02:21:54,409 INFO L262 CegarLoopResult]: For program point L685-1(lines 685 702) no Hoare annotation was computed. [2021-10-11 02:21:54,409 INFO L262 CegarLoopResult]: For program point L685-2(lines 685 702) no Hoare annotation was computed. [2021-10-11 02:21:54,409 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:21:54,409 INFO L258 CegarLoopResult]: At program point L653(lines 652 671) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:21:54,409 INFO L262 CegarLoopResult]: For program point L653-1(lines 653 659) no Hoare annotation was computed. [2021-10-11 02:21:54,409 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:54,410 INFO L258 CegarLoopResult]: At program point L653-2(lines 652 671) the Hoare annotation is: false [2021-10-11 02:21:54,410 INFO L258 CegarLoopResult]: At program point L653-3(lines 652 671) the Hoare annotation is: false [2021-10-11 02:21:54,410 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 635) no Hoare annotation was computed. [2021-10-11 02:21:54,410 INFO L262 CegarLoopResult]: For program point L885(lines 885 900) no Hoare annotation was computed. [2021-10-11 02:21:54,410 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:21:54,410 INFO L258 CegarLoopResult]: At program point L755(lines 750 758) the Hoare annotation is: false [2021-10-11 02:21:54,410 INFO L258 CegarLoopResult]: At program point L755-1(lines 750 758) the Hoare annotation is: false [2021-10-11 02:21:54,411 INFO L262 CegarLoopResult]: For program point L689(lines 689 697) no Hoare annotation was computed. [2021-10-11 02:21:54,411 INFO L258 CegarLoopResult]: At program point L755-2(lines 750 758) the Hoare annotation is: false [2021-10-11 02:21:54,411 INFO L262 CegarLoopResult]: For program point L689-1(lines 689 697) no Hoare annotation was computed. [2021-10-11 02:21:54,411 INFO L262 CegarLoopResult]: For program point L689-2(lines 689 697) no Hoare annotation was computed. [2021-10-11 02:21:54,411 INFO L262 CegarLoopResult]: For program point L458(lines 458 462) no Hoare annotation was computed. [2021-10-11 02:21:54,411 INFO L262 CegarLoopResult]: For program point L458-3(lines 458 462) no Hoare annotation was computed. [2021-10-11 02:21:54,411 INFO L262 CegarLoopResult]: For program point L458-6(lines 458 462) no Hoare annotation was computed. [2021-10-11 02:21:54,411 INFO L258 CegarLoopResult]: At program point L905(lines 854 906) the Hoare annotation is: false [2021-10-11 02:21:54,412 INFO L262 CegarLoopResult]: For program point L856(lines 855 904) no Hoare annotation was computed. [2021-10-11 02:21:54,412 INFO L262 CegarLoopResult]: For program point L857(lines 857 861) no Hoare annotation was computed. [2021-10-11 02:21:54,412 INFO L265 CegarLoopResult]: At program point L626(lines 607 629) the Hoare annotation is: true [2021-10-11 02:21:54,412 INFO L258 CegarLoopResult]: At program point L593(lines 589 595) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:54,412 INFO L258 CegarLoopResult]: At program point L527(lines 522 530) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:21:54,412 INFO L258 CegarLoopResult]: At program point L527-1(lines 522 530) the Hoare annotation is: false [2021-10-11 02:21:54,412 INFO L258 CegarLoopResult]: At program point L527-2(lines 522 530) the Hoare annotation is: false [2021-10-11 02:21:54,413 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:21:54,413 INFO L258 CegarLoopResult]: At program point L544-2(lines 544 558) the Hoare annotation is: false [2021-10-11 02:21:54,413 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 635) no Hoare annotation was computed. [2021-10-11 02:21:54,413 INFO L258 CegarLoopResult]: At program point L660(lines 660 666) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:21:54,413 INFO L258 CegarLoopResult]: At program point L660-1(lines 660 666) the Hoare annotation is: false [2021-10-11 02:21:54,413 INFO L258 CegarLoopResult]: At program point L660-2(lines 660 666) the Hoare annotation is: false [2021-10-11 02:21:54,413 INFO L258 CegarLoopResult]: At program point L495(lines 490 498) the Hoare annotation is: false [2021-10-11 02:21:54,414 INFO L258 CegarLoopResult]: At program point L495-1(lines 490 498) the Hoare annotation is: false [2021-10-11 02:21:54,414 INFO L258 CegarLoopResult]: At program point L495-2(lines 490 498) the Hoare annotation is: false [2021-10-11 02:21:54,414 INFO L262 CegarLoopResult]: For program point L875(lines 875 881) no Hoare annotation was computed. [2021-10-11 02:21:54,414 INFO L258 CegarLoopResult]: At program point L875-1(lines 875 881) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2))) [2021-10-11 02:21:54,414 INFO L262 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2021-10-11 02:21:54,414 INFO L258 CegarLoopResult]: At program point L67(lines 1 912) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:54,414 INFO L262 CegarLoopResult]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-10-11 02:21:54,415 INFO L258 CegarLoopResult]: At program point L893-1(lines 653 659) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:21:54,415 INFO L262 CegarLoopResult]: For program point L827(lines 827 840) no Hoare annotation was computed. [2021-10-11 02:21:54,415 INFO L258 CegarLoopResult]: At program point L827-1(lines 1 912) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv4294967294 32))) .cse2 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:21:54,415 INFO L262 CegarLoopResult]: For program point L827-2(lines 827 840) no Hoare annotation was computed. [2021-10-11 02:21:54,415 INFO L258 CegarLoopResult]: At program point L827-3(lines 1 912) the Hoare annotation is: false [2021-10-11 02:21:54,415 INFO L262 CegarLoopResult]: For program point L827-4(lines 827 840) no Hoare annotation was computed. [2021-10-11 02:21:54,415 INFO L258 CegarLoopResult]: At program point L827-5(lines 1 912) the Hoare annotation is: false [2021-10-11 02:21:54,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:21:54 BoogieIcfgContainer [2021-10-11 02:21:54,437 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:21:54,437 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:21:54,437 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:21:54,438 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:21:54,438 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:46" (3/4) ... [2021-10-11 02:21:54,441 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:21:54,457 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:21:54,458 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:21:54,458 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:21:54,459 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:21:54,460 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:21:54,460 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:54,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:54,486 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == ~bvadd64(tmp, 4294967294bv32)) && 0bv32 == pumpRunning) && 2bv32 == \result) [2021-10-11 02:21:54,486 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) [2021-10-11 02:21:54,487 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) [2021-10-11 02:21:54,488 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) [2021-10-11 02:21:54,527 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bc38e6-f892-4054-8c61-f20ee4f0df76/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:21:54,527 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:21:54,528 INFO L168 Benchmark]: Toolchain (without parser) took 10969.70 ms. Allocated memory was 77.6 MB in the beginning and 119.5 MB in the end (delta: 41.9 MB). Free memory was 41.7 MB in the beginning and 87.6 MB in the end (delta: -45.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:54,529 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 77.6 MB. Free memory is still 59.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:54,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.53 ms. Allocated memory is still 77.6 MB. Free memory was 41.5 MB in the beginning and 44.2 MB in the end (delta: -2.7 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:54,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.92 ms. Allocated memory is still 77.6 MB. Free memory was 44.2 MB in the beginning and 41.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:54,530 INFO L168 Benchmark]: Boogie Preprocessor took 62.83 ms. Allocated memory is still 77.6 MB. Free memory was 41.3 MB in the beginning and 39.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:54,530 INFO L168 Benchmark]: RCFGBuilder took 2231.60 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 39.1 MB in the beginning and 55.4 MB in the end (delta: -16.3 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:54,531 INFO L168 Benchmark]: TraceAbstraction took 7826.84 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 54.8 MB in the beginning and 93.9 MB in the end (delta: -39.1 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:54,531 INFO L168 Benchmark]: Witness Printer took 89.73 ms. Allocated memory is still 119.5 MB. Free memory was 93.9 MB in the beginning and 87.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:54,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 77.6 MB. Free memory is still 59.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 684.53 ms. Allocated memory is still 77.6 MB. Free memory was 41.5 MB in the beginning and 44.2 MB in the end (delta: -2.7 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 62.92 ms. Allocated memory is still 77.6 MB. Free memory was 44.2 MB in the beginning and 41.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.83 ms. Allocated memory is still 77.6 MB. Free memory was 41.3 MB in the beginning and 39.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2231.60 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 39.1 MB in the beginning and 55.4 MB in the end (delta: -16.3 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7826.84 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 54.8 MB in the beginning and 93.9 MB in the end (delta: -39.1 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. * Witness Printer took 89.73 ms. Allocated memory is still 119.5 MB. Free memory was 93.9 MB in the beginning and 87.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 635]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 635]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 635]: 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: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == ~bvadd64(tmp, 4294967294bv32)) && 0bv32 == pumpRunning) && 2bv32 == \result) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.1s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 460 SDtfs, 390 SDslu, 459 SDs, 0 SdLazy, 94 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=324occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 115 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 64 NumberOfFragments, 336 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1073 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7332 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1379 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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...