./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product17.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_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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_fdf60fa9-6e53-4c01-8181-34d0250d850d/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 10f05e3ec3dc20c87bc900eaaa9b2990393e6df5 ............................................................................................................................................ 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_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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_fdf60fa9-6e53-4c01-8181-34d0250d850d/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 10f05e3ec3dc20c87bc900eaaa9b2990393e6df5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:21:38,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:38,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:38,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:38,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:38,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:38,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:38,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:38,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:38,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:38,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:38,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:38,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:38,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:38,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:38,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:38,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:38,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:38,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:38,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:38,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:38,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:38,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:38,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:38,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:38,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:38,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:38,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:38,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:38,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:38,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:38,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:38,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:38,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:38,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:38,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:38,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:38,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:38,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:38,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:38,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:38,796 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:21:38,836 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:38,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:38,837 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:38,838 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:38,838 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:38,838 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:38,838 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:21:38,839 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:38,839 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:38,839 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:21:38,840 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:21:38,840 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:38,841 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:21:38,841 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:21:38,841 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:21:38,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:38,842 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:38,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:21:38,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:38,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:38,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:38,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:38,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:38,844 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:38,844 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:38,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:38,844 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:38,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:38,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:38,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:38,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:38,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:38,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:38,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:38,848 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:21:38,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:21:38,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:38,848 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:38,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:38,849 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_fdf60fa9-6e53-4c01-8181-34d0250d850d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10f05e3ec3dc20c87bc900eaaa9b2990393e6df5 [2021-10-11 02:21:39,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:39,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:39,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:39,188 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:39,189 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:39,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c [2021-10-11 02:21:39,255 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/data/215f5a68f/a57348ca8d8649fbaf45835120b5a813/FLAG0f3411bc8 [2021-10-11 02:21:39,817 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:39,818 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c [2021-10-11 02:21:39,837 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/data/215f5a68f/a57348ca8d8649fbaf45835120b5a813/FLAG0f3411bc8 [2021-10-11 02:21:40,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/data/215f5a68f/a57348ca8d8649fbaf45835120b5a813 [2021-10-11 02:21:40,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:40,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:40,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:40,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:40,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:40,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@748cd983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40, skipping insertion in model container [2021-10-11 02:21:40,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:40,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:40,338 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_fdf60fa9-6e53-4c01-8181-34d0250d850d/sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c[2999,3012] [2021-10-11 02:21:40,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:40,477 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 02:21:40,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e2869ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40, skipping insertion in model container [2021-10-11 02:21:40,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:40,478 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:21:40,482 INFO L168 Benchmark]: Toolchain (without parser) took 388.99 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 54.8 MB in the beginning and 90.8 MB in the end (delta: -36.1 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:40,484 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 92.3 MB. Free memory is still 72.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:40,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.25 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 54.6 MB in the beginning and 90.8 MB in the end (delta: -36.3 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:40,489 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 92.3 MB. Free memory is still 72.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 386.25 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 54.6 MB in the beginning and 90.8 MB in the end (delta: -36.3 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 559]: 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 02:21:42,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:42,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:42,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:42,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:42,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:42,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:42,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:42,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:42,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:42,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:42,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:42,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:42,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:42,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:42,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:42,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:42,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:42,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:42,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:42,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:42,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:42,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:42,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:42,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:42,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:42,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:42,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:42,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:42,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:42,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:42,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:42,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:42,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:42,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:42,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:42,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:42,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:42,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:42,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:42,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:42,841 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:21:42,885 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:42,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:42,887 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:42,887 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:42,887 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:42,887 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:42,887 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:42,888 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:42,888 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:42,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:42,893 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:42,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:42,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:42,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:42,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:42,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:42,895 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:42,895 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:21:42,896 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:21:42,896 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:42,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:42,896 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:42,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:42,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:42,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:21:42,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:42,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:42,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:42,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:42,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:42,899 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:21:42,899 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:42,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:42,899 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:42,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:42,900 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_fdf60fa9-6e53-4c01-8181-34d0250d850d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10f05e3ec3dc20c87bc900eaaa9b2990393e6df5 [2021-10-11 02:21:43,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:43,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:43,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:43,402 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:43,407 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:43,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c [2021-10-11 02:21:43,490 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/data/3d38435f5/c3932eeedf624124a053569d0d1b940a/FLAGe56f1ebdb [2021-10-11 02:21:44,074 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:44,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c [2021-10-11 02:21:44,089 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/data/3d38435f5/c3932eeedf624124a053569d0d1b940a/FLAGe56f1ebdb [2021-10-11 02:21:44,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/data/3d38435f5/c3932eeedf624124a053569d0d1b940a [2021-10-11 02:21:44,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:44,366 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:44,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:44,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:44,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:44,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@391a53b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:44, skipping insertion in model container [2021-10-11 02:21:44,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:44" (1/1) ... [2021-10-11 02:21:44,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:44,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:44,669 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_fdf60fa9-6e53-4c01-8181-34d0250d850d/sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c[2999,3012] [2021-10-11 02:21:44,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:44,810 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:21:44,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:44,848 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_fdf60fa9-6e53-4c01-8181-34d0250d850d/sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c[2999,3012] [2021-10-11 02:21:44,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:44,969 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:21:45,005 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_fdf60fa9-6e53-4c01-8181-34d0250d850d/sv-benchmarks/c/product-lines/minepump_spec4_product17.cil.c[2999,3012] [2021-10-11 02:21:45,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:45,137 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:21:45,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45 WrapperNode [2021-10-11 02:21:45,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:45,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:45,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:21:45,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:21:45,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (1/1) ... [2021-10-11 02:21:45,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (1/1) ... [2021-10-11 02:21:45,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:45,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:21:45,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:21:45,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:21:45,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (1/1) ... [2021-10-11 02:21:45,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (1/1) ... [2021-10-11 02:21:45,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (1/1) ... [2021-10-11 02:21:45,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (1/1) ... [2021-10-11 02:21:45,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (1/1) ... [2021-10-11 02:21:45,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (1/1) ... [2021-10-11 02:21:45,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (1/1) ... [2021-10-11 02:21:45,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:21:45,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:21:45,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:21:45,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:21:45,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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 02:21:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:21:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:21:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:21:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:21:48,355 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:21:48,355 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-10-11 02:21:48,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:48 BoogieIcfgContainer [2021-10-11 02:21:48,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:21:48,359 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:21:48,359 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:21:48,362 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:21:48,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:21:44" (1/3) ... [2021-10-11 02:21:48,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@163147b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:48, skipping insertion in model container [2021-10-11 02:21:48,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:45" (2/3) ... [2021-10-11 02:21:48,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@163147b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:48, skipping insertion in model container [2021-10-11 02:21:48,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:48" (3/3) ... [2021-10-11 02:21:48,366 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product17.cil.c [2021-10-11 02:21:48,381 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:21:48,385 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:21:48,397 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:21:48,423 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:21:48,424 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:21:48,424 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:21:48,424 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:21:48,424 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:21:48,424 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:21:48,424 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:21:48,424 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:21:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2021-10-11 02:21:48,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:21:48,446 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:48,446 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:48,447 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:48,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:48,453 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2021-10-11 02:21:48,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:48,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [747773419] [2021-10-11 02:21:48,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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 02:21:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:48,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:21:48,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:48,752 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 02:21:48,752 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:48,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [747773419] [2021-10-11 02:21:48,754 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:48,754 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:48,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486288476] [2021-10-11 02:21:48,759 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:21:48,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:48,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:21:48,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:48,776 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2021-10-11 02:21:48,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:48,803 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-10-11 02:21:48,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:21:48,804 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:21:48,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:48,819 INFO L225 Difference]: With dead ends: 144 [2021-10-11 02:21:48,819 INFO L226 Difference]: Without dead ends: 71 [2021-10-11 02:21:48,822 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 02:21:48,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-11 02:21:48,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-11 02:21:48,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2021-10-11 02:21:48,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-10-11 02:21:48,886 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-10-11 02:21:48,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:48,886 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-10-11 02:21:48,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:21:48,886 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-10-11 02:21:48,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:21:48,888 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:48,888 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 02:21:49,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:21:49,105 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:49,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:49,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2021-10-11 02:21:49,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:49,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [941487394] [2021-10-11 02:21:49,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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 02:21:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:49,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:49,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:49,345 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 02:21:49,345 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:49,346 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [941487394] [2021-10-11 02:21:49,346 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:49,346 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:49,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333864079] [2021-10-11 02:21:49,348 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:49,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:49,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:49,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:49,350 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2021-10-11 02:21:49,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:49,360 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-10-11 02:21:49,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:49,361 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:21:49,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:49,362 INFO L225 Difference]: With dead ends: 71 [2021-10-11 02:21:49,362 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:21:49,364 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 02:21:49,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:21:49,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:21:49,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:21:49,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 02:21:49,370 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-11 02:21:49,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:49,370 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 02:21:49,370 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:49,370 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 02:21:49,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:21:49,371 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:49,372 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 02:21:49,588 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:21:49,590 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:49,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:49,591 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2021-10-11 02:21:49,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:49,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1610626651] [2021-10-11 02:21:49,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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 02:21:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:49,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:49,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:49,833 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 02:21:49,834 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:49,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1610626651] [2021-10-11 02:21:49,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:49,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:49,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985929931] [2021-10-11 02:21:49,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:49,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:49,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:49,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:49,837 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2021-10-11 02:21:49,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:49,855 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-10-11 02:21:49,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:49,856 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:21:49,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:49,857 INFO L225 Difference]: With dead ends: 60 [2021-10-11 02:21:49,857 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:21:49,858 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 02:21:49,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:21:49,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:21:49,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:21:49,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-11 02:21:49,878 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-10-11 02:21:49,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:49,878 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-11 02:21:49,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:49,878 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-11 02:21:49,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:21:49,879 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:49,880 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 02:21:50,080 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:21:50,081 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:50,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:50,082 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2021-10-11 02:21:50,083 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:50,083 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [437669565] [2021-10-11 02:21:50,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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 02:21:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:50,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:50,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:50,338 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 02:21:50,355 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:50,356 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [437669565] [2021-10-11 02:21:50,356 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:50,356 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:21:50,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082868533] [2021-10-11 02:21:50,357 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:50,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:50,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:50,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:50,359 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2021-10-11 02:21:50,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:50,500 INFO L93 Difference]: Finished difference Result 120 states and 176 transitions. [2021-10-11 02:21:50,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:21:50,501 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:21:50,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:50,503 INFO L225 Difference]: With dead ends: 120 [2021-10-11 02:21:50,504 INFO L226 Difference]: Without dead ends: 93 [2021-10-11 02:21:50,505 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 02:21:50,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-11 02:21:50,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 56. [2021-10-11 02:21:50,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2021-10-11 02:21:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 77 transitions. [2021-10-11 02:21:50,521 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 77 transitions. Word has length 23 [2021-10-11 02:21:50,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:50,521 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 77 transitions. [2021-10-11 02:21:50,521 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:50,522 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2021-10-11 02:21:50,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:21:50,523 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:50,523 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 02:21:50,740 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:21:50,740 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:50,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:50,741 INFO L82 PathProgramCache]: Analyzing trace with hash 320721258, now seen corresponding path program 1 times [2021-10-11 02:21:50,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:50,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100646466] [2021-10-11 02:21:50,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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 02:21:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:50,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:21:50,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:51,001 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 02:21:51,002 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:51,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100646466] [2021-10-11 02:21:51,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:51,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:51,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290728641] [2021-10-11 02:21:51,003 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:21:51,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:51,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:21:51,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:21:51,005 INFO L87 Difference]: Start difference. First operand 56 states and 77 transitions. Second operand 6 states. [2021-10-11 02:21:52,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:52,789 INFO L93 Difference]: Finished difference Result 157 states and 226 transitions. [2021-10-11 02:21:52,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:21:52,791 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2021-10-11 02:21:52,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:52,793 INFO L225 Difference]: With dead ends: 157 [2021-10-11 02:21:52,793 INFO L226 Difference]: Without dead ends: 130 [2021-10-11 02:21:52,794 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 02:21:52,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-10-11 02:21:52,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 102. [2021-10-11 02:21:52,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2021-10-11 02:21:52,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 143 transitions. [2021-10-11 02:21:52,813 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 143 transitions. Word has length 24 [2021-10-11 02:21:52,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:52,814 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 143 transitions. [2021-10-11 02:21:52,814 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:21:52,814 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 143 transitions. [2021-10-11 02:21:52,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:21:52,816 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:52,816 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 02:21:53,034 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:21:53,034 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:53,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:53,034 INFO L82 PathProgramCache]: Analyzing trace with hash 1283837447, now seen corresponding path program 1 times [2021-10-11 02:21:53,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:53,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [837926525] [2021-10-11 02:21:53,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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 02:21:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:53,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:53,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:53,278 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 02:21:53,278 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:53,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [837926525] [2021-10-11 02:21:53,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:53,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:53,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909546420] [2021-10-11 02:21:53,281 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:53,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:53,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:53,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:53,290 INFO L87 Difference]: Start difference. First operand 102 states and 143 transitions. Second operand 3 states. [2021-10-11 02:21:55,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:55,013 INFO L93 Difference]: Finished difference Result 267 states and 379 transitions. [2021-10-11 02:21:55,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:55,014 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:21:55,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:55,016 INFO L225 Difference]: With dead ends: 267 [2021-10-11 02:21:55,016 INFO L226 Difference]: Without dead ends: 171 [2021-10-11 02:21:55,017 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 02:21:55,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2021-10-11 02:21:55,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 158. [2021-10-11 02:21:55,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2021-10-11 02:21:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 219 transitions. [2021-10-11 02:21:55,068 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 219 transitions. Word has length 24 [2021-10-11 02:21:55,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:55,068 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 219 transitions. [2021-10-11 02:21:55,068 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:55,068 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 219 transitions. [2021-10-11 02:21:55,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:21:55,072 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:55,072 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:55,286 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:21:55,286 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:55,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:55,287 INFO L82 PathProgramCache]: Analyzing trace with hash 234285946, now seen corresponding path program 1 times [2021-10-11 02:21:55,288 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:55,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165219132] [2021-10-11 02:21:55,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/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 02:21:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:55,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:55,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:55,514 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 02:21:55,514 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:55,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165219132] [2021-10-11 02:21:55,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:55,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:55,515 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607398638] [2021-10-11 02:21:55,515 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:55,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:55,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:55,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:55,517 INFO L87 Difference]: Start difference. First operand 158 states and 219 transitions. Second operand 3 states. [2021-10-11 02:21:55,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:55,527 INFO L93 Difference]: Finished difference Result 192 states and 267 transitions. [2021-10-11 02:21:55,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:55,528 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2021-10-11 02:21:55,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:55,529 INFO L225 Difference]: With dead ends: 192 [2021-10-11 02:21:55,529 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:21:55,530 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 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 02:21:55,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:21:55,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:21:55,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:21:55,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:21:55,531 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2021-10-11 02:21:55,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:55,531 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:21:55,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:55,532 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:21:55,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:21:55,744 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:21:55,747 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:21:56,294 INFO L262 CegarLoopResult]: For program point L448(lines 448 452) no Hoare annotation was computed. [2021-10-11 02:21:56,294 INFO L258 CegarLoopResult]: At program point L382(lines 377 385) the Hoare annotation is: false [2021-10-11 02:21:56,294 INFO L262 CegarLoopResult]: For program point L448-3(lines 448 452) no Hoare annotation was computed. [2021-10-11 02:21:56,294 INFO L258 CegarLoopResult]: At program point L382-1(lines 377 385) the Hoare annotation is: false [2021-10-11 02:21:56,294 INFO L258 CegarLoopResult]: At program point L382-2(lines 377 385) the Hoare annotation is: false [2021-10-11 02:21:56,295 INFO L262 CegarLoopResult]: For program point L448-6(lines 448 452) no Hoare annotation was computed. [2021-10-11 02:21:56,295 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 179) no Hoare annotation was computed. [2021-10-11 02:21:56,295 INFO L262 CegarLoopResult]: For program point L333(lines 333 341) no Hoare annotation was computed. [2021-10-11 02:21:56,295 INFO L262 CegarLoopResult]: For program point L333-1(lines 333 341) no Hoare annotation was computed. [2021-10-11 02:21:56,295 INFO L262 CegarLoopResult]: For program point L333-2(lines 333 341) no Hoare annotation was computed. [2021-10-11 02:21:56,295 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:21:56,295 INFO L262 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2021-10-11 02:21:56,295 INFO L258 CegarLoopResult]: At program point L53-1(lines 1 895) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~0 (_ bv4294967294 32)) (_ bv0 32)) .cse2))) [2021-10-11 02:21:56,295 INFO L262 CegarLoopResult]: For program point L53-2(lines 53 66) no Hoare annotation was computed. [2021-10-11 02:21:56,296 INFO L258 CegarLoopResult]: At program point L53-3(lines 1 895) the Hoare annotation is: false [2021-10-11 02:21:56,296 INFO L262 CegarLoopResult]: For program point L53-4(lines 53 66) no Hoare annotation was computed. [2021-10-11 02:21:56,296 INFO L258 CegarLoopResult]: At program point L53-5(lines 1 895) the Hoare annotation is: false [2021-10-11 02:21:56,297 INFO L262 CegarLoopResult]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-10-11 02:21:56,297 INFO L262 CegarLoopResult]: For program point L87-1(lines 297 303) no Hoare annotation was computed. [2021-10-11 02:21:56,297 INFO L265 CegarLoopResult]: At program point L170(lines 151 173) the Hoare annotation is: true [2021-10-11 02:21:56,297 INFO L258 CegarLoopResult]: At program point L517(lines 512 520) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= (_ bv2 32) ~waterLevel~0) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) .cse2))) [2021-10-11 02:21:56,297 INFO L258 CegarLoopResult]: At program point L517-1(lines 512 520) the Hoare annotation is: false [2021-10-11 02:21:56,297 INFO L258 CegarLoopResult]: At program point L517-2(lines 512 520) the Hoare annotation is: false [2021-10-11 02:21:56,297 INFO L258 CegarLoopResult]: At program point L304(lines 304 310) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:21:56,298 INFO L258 CegarLoopResult]: At program point L304-1(lines 304 310) the Hoare annotation is: false [2021-10-11 02:21:56,298 INFO L258 CegarLoopResult]: At program point L304-2(lines 304 310) the Hoare annotation is: false [2021-10-11 02:21:56,298 INFO L262 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2021-10-11 02:21:56,298 INFO L262 CegarLoopResult]: For program point L57-2(lines 57 63) no Hoare annotation was computed. [2021-10-11 02:21:56,299 INFO L258 CegarLoopResult]: At program point L437(lines 422 440) the Hoare annotation is: false [2021-10-11 02:21:56,299 INFO L262 CegarLoopResult]: For program point L57-4(lines 57 63) no Hoare annotation was computed. [2021-10-11 02:21:56,303 INFO L258 CegarLoopResult]: At program point L437-1(lines 422 440) the Hoare annotation is: false [2021-10-11 02:21:56,304 INFO L258 CegarLoopResult]: At program point L437-2(lines 422 440) the Hoare annotation is: false [2021-10-11 02:21:56,304 INFO L262 CegarLoopResult]: For program point L239(lines 239 245) no Hoare annotation was computed. [2021-10-11 02:21:56,305 INFO L258 CegarLoopResult]: At program point L206(lines 1 895) 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 02:21:56,305 INFO L258 CegarLoopResult]: At program point L239-1(lines 239 245) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:21:56,305 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:21:56,305 INFO L262 CegarLoopResult]: For program point L472(lines 472 476) no Hoare annotation was computed. [2021-10-11 02:21:56,306 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 179) no Hoare annotation was computed. [2021-10-11 02:21:56,307 INFO L258 CegarLoopResult]: At program point L275(lines 228 276) the Hoare annotation is: false [2021-10-11 02:21:56,307 INFO L262 CegarLoopResult]: For program point L259(lines 259 270) no Hoare annotation was computed. [2021-10-11 02:21:56,307 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:21:56,308 INFO L262 CegarLoopResult]: For program point L161(lines 161 168) no Hoare annotation was computed. [2021-10-11 02:21:56,308 INFO L265 CegarLoopResult]: At program point L161-1(lines 161 168) the Hoare annotation is: true [2021-10-11 02:21:56,308 INFO L262 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2021-10-11 02:21:56,308 INFO L262 CegarLoopResult]: For program point L179-1(line 179) no Hoare annotation was computed. [2021-10-11 02:21:56,308 INFO L262 CegarLoopResult]: For program point L179-2(line 179) no Hoare annotation was computed. [2021-10-11 02:21:56,308 INFO L258 CegarLoopResult]: At program point L526(lines 521 529) the Hoare annotation is: false [2021-10-11 02:21:56,309 INFO L258 CegarLoopResult]: At program point L526-1(lines 521 529) the Hoare annotation is: false [2021-10-11 02:21:56,309 INFO L262 CegarLoopResult]: For program point L460(lines 460 464) no Hoare annotation was computed. [2021-10-11 02:21:56,309 INFO L258 CegarLoopResult]: At program point L526-2(lines 521 529) the Hoare annotation is: false [2021-10-11 02:21:56,309 INFO L262 CegarLoopResult]: For program point L329(lines 329 346) no Hoare annotation was computed. [2021-10-11 02:21:56,309 INFO L262 CegarLoopResult]: For program point L329-1(lines 329 346) no Hoare annotation was computed. [2021-10-11 02:21:56,309 INFO L262 CegarLoopResult]: For program point L329-2(lines 329 346) no Hoare annotation was computed. [2021-10-11 02:21:56,309 INFO L262 CegarLoopResult]: For program point L230(lines 229 274) no Hoare annotation was computed. [2021-10-11 02:21:56,310 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:21:56,310 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 179) no Hoare annotation was computed. [2021-10-11 02:21:56,310 INFO L258 CegarLoopResult]: At program point L214(lines 209 217) 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 02:21:56,310 INFO L258 CegarLoopResult]: At program point L297(lines 296 315) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:21:56,310 INFO L262 CegarLoopResult]: For program point L297-1(lines 297 303) no Hoare annotation was computed. [2021-10-11 02:21:56,311 INFO L262 CegarLoopResult]: For program point L231(lines 231 235) no Hoare annotation was computed. [2021-10-11 02:21:56,311 INFO L258 CegarLoopResult]: At program point L297-2(lines 296 315) the Hoare annotation is: false [2021-10-11 02:21:56,311 INFO L258 CegarLoopResult]: At program point L297-3(lines 296 315) the Hoare annotation is: false [2021-10-11 02:21:56,311 INFO L258 CegarLoopResult]: At program point L83-2(lines 83 97) the Hoare annotation is: false [2021-10-11 02:21:56,314 INFO L262 CegarLoopResult]: For program point L265(lines 265 269) no Hoare annotation was computed. [2021-10-11 02:21:56,314 INFO L262 CegarLoopResult]: For program point L265-2(lines 297 303) no Hoare annotation was computed. [2021-10-11 02:21:56,314 INFO L262 CegarLoopResult]: For program point L249(lines 249 255) no Hoare annotation was computed. [2021-10-11 02:21:56,315 INFO L258 CegarLoopResult]: At program point L249-1(lines 249 255) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:21:56,315 INFO L262 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2021-10-11 02:21:56,315 INFO L262 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2021-10-11 02:21:56,315 INFO L262 CegarLoopResult]: For program point L431-2(lines 431 435) no Hoare annotation was computed. [2021-10-11 02:21:56,315 INFO L262 CegarLoopResult]: For program point L431-3(lines 431 435) no Hoare annotation was computed. [2021-10-11 02:21:56,315 INFO L262 CegarLoopResult]: For program point L431-5(lines 431 435) no Hoare annotation was computed. [2021-10-11 02:21:56,317 INFO L262 CegarLoopResult]: For program point L431-6(lines 431 435) no Hoare annotation was computed. [2021-10-11 02:21:56,317 INFO L262 CegarLoopResult]: For program point L431-8(lines 431 435) no Hoare annotation was computed. [2021-10-11 02:21:56,318 INFO L258 CegarLoopResult]: At program point L134(lines 130 136) 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 02:21:56,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:21:56 BoogieIcfgContainer [2021-10-11 02:21:56,353 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:21:56,360 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:21:56,360 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:21:56,360 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:21:56,361 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:48" (3/4) ... [2021-10-11 02:21:56,364 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:21:56,386 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:21:56,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:21:56,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:21:56,389 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:21:56,390 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:21:56,391 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:56,391 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:56,422 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:56,426 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && 2bv32 == waterLevel) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:56,510 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf60fa9-6e53-4c01-8181-34d0250d850d/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:21:56,510 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:21:56,512 INFO L168 Benchmark]: Toolchain (without parser) took 12144.65 ms. Allocated memory was 71.3 MB in the beginning and 121.6 MB in the end (delta: 50.3 MB). Free memory was 52.0 MB in the beginning and 99.0 MB in the end (delta: -47.0 MB). Peak memory consumption was 66.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:56,513 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 71.3 MB. Free memory was 52.5 MB in the beginning and 52.4 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:56,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 770.58 ms. Allocated memory is still 71.3 MB. Free memory was 51.8 MB in the beginning and 36.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:56,514 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.62 ms. Allocated memory is still 71.3 MB. Free memory was 36.6 MB in the beginning and 33.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:56,514 INFO L168 Benchmark]: Boogie Preprocessor took 86.34 ms. Allocated memory is still 71.3 MB. Free memory was 33.8 MB in the beginning and 31.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:56,515 INFO L168 Benchmark]: RCFGBuilder took 3026.48 ms. Allocated memory was 71.3 MB in the beginning and 100.7 MB in the end (delta: 29.4 MB). Free memory was 31.4 MB in the beginning and 62.0 MB in the end (delta: -30.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:56,515 INFO L168 Benchmark]: TraceAbstraction took 8000.25 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 61.3 MB in the beginning and 42.1 MB in the end (delta: 19.2 MB). Peak memory consumption was 39.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:56,515 INFO L168 Benchmark]: Witness Printer took 150.63 ms. Allocated memory is still 121.6 MB. Free memory was 42.1 MB in the beginning and 99.0 MB in the end (delta: -56.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:56,518 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 71.3 MB. Free memory was 52.5 MB in the beginning and 52.4 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 770.58 ms. Allocated memory is still 71.3 MB. Free memory was 51.8 MB in the beginning and 36.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.62 ms. Allocated memory is still 71.3 MB. Free memory was 36.6 MB in the beginning and 33.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 86.34 ms. Allocated memory is still 71.3 MB. Free memory was 33.8 MB in the beginning and 31.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3026.48 ms. Allocated memory was 71.3 MB in the beginning and 100.7 MB in the end (delta: 29.4 MB). Free memory was 31.4 MB in the beginning and 62.0 MB in the end (delta: -30.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8000.25 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 61.3 MB in the beginning and 42.1 MB in the end (delta: 19.2 MB). Peak memory consumption was 39.4 MB. Max. memory is 16.1 GB. * Witness Printer took 150.63 ms. Allocated memory is still 121.6 MB. Free memory was 42.1 MB in the beginning and 99.0 MB in the end (delta: -56.9 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: 179]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 179]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 179]: 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: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 422]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 422]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 377]: 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: 239]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && 2bv32 == waterLevel) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 422]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.3s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 457 SDtfs, 374 SDslu, 400 SDs, 0 SdLazy, 104 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=158occurred 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, 78 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 44 NumberOfFragments, 275 HoareAnnotationTreeSize, 30 FomulaSimplifications, 385 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 8617 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1381 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...