./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product51.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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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 864598d769cf301df696f6997eba405266387160 ............................................................................................................................................ 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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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 864598d769cf301df696f6997eba405266387160 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 02:25:03,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:03,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:03,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:03,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:03,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:03,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:03,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:03,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:03,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:03,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:03,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:03,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:03,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:03,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:03,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:03,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:03,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:03,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:03,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:03,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:03,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:03,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:03,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:03,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:03,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:03,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:03,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:03,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:03,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:03,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:03,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:03,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:03,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:03,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:03,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:03,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:03,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:03,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:03,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:03,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:03,201 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:25:03,226 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:03,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:03,227 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:03,228 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:03,228 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:03,228 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:03,228 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:25:03,229 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:03,229 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:03,229 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:25:03,229 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:25:03,230 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:03,230 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:25:03,230 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:25:03,230 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:25:03,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:03,231 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:25:03,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:25:03,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:25:03,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:03,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:25:03,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:03,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:25:03,233 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:03,233 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:25:03,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:25:03,233 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:03,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:25:03,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:03,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:03,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:03,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:03,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:03,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:25:03,235 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:25:03,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:25:03,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:25:03,236 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:03,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:03,236 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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 864598d769cf301df696f6997eba405266387160 [2021-10-11 02:25:03,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:03,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:03,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:03,609 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:03,610 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:03,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c [2021-10-11 02:25:03,702 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/data/f56cb0f3f/5a5c1747a9fa4c23b970397ad5d3f73b/FLAGc602349b5 [2021-10-11 02:25:04,207 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:04,208 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c [2021-10-11 02:25:04,233 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/data/f56cb0f3f/5a5c1747a9fa4c23b970397ad5d3f73b/FLAGc602349b5 [2021-10-11 02:25:04,516 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/data/f56cb0f3f/5a5c1747a9fa4c23b970397ad5d3f73b [2021-10-11 02:25:04,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:25:04,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:25:04,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:04,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:25:04,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:25:04,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:04" (1/1) ... [2021-10-11 02:25:04,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e34590c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:04, skipping insertion in model container [2021-10-11 02:25:04,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:04" (1/1) ... [2021-10-11 02:25:04,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:25:04,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:04,856 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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c[8616,8629] [2021-10-11 02:25:04,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:04,975 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 02:25:04,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32f016f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:04, skipping insertion in model container [2021-10-11 02:25:04,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:04,976 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:25:04,979 INFO L168 Benchmark]: Toolchain (without parser) took 457.74 ms. Allocated memory is still 115.3 MB. Free memory was 76.9 MB in the beginning and 86.9 MB in the end (delta: -10.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:04,981 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 115.3 MB. Free memory is still 94.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:04,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.08 ms. Allocated memory is still 115.3 MB. Free memory was 76.7 MB in the beginning and 86.9 MB in the end (delta: -10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:04,985 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 115.3 MB. Free memory is still 94.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 451.08 ms. Allocated memory is still 115.3 MB. Free memory was 76.7 MB in the beginning and 86.9 MB in the end (delta: -10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 637]: 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 02:25:07,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:07,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:07,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:07,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:07,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:07,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:07,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:07,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:07,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:07,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:07,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:07,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:07,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:07,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:07,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:07,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:07,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:07,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:07,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:07,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:07,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:07,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:07,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:07,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:07,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:07,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:07,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:07,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:07,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:07,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:07,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:07,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:07,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:07,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:07,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:07,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:07,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:07,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:07,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:07,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:07,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:25:07,339 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:07,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:07,341 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:07,341 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:07,341 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:07,341 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:07,341 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:07,342 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:07,342 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:07,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:07,344 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:25:07,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:25:07,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:07,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:25:07,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:07,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:25:07,345 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:07,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:25:07,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:25:07,346 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:25:07,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:25:07,346 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:07,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:25:07,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:07,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:25:07,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:07,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:07,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:07,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:07,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:25:07,348 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:25:07,348 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:25:07,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:25:07,349 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:07,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:07,349 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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 864598d769cf301df696f6997eba405266387160 [2021-10-11 02:25:07,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:07,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:07,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:07,760 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:07,760 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:07,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c [2021-10-11 02:25:07,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/data/033f58b48/695d3ecc66f54ab9ae1271310c7edd36/FLAG0dc1240b4 [2021-10-11 02:25:08,363 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:08,364 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c [2021-10-11 02:25:08,378 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/data/033f58b48/695d3ecc66f54ab9ae1271310c7edd36/FLAG0dc1240b4 [2021-10-11 02:25:08,685 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/data/033f58b48/695d3ecc66f54ab9ae1271310c7edd36 [2021-10-11 02:25:08,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:25:08,690 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:25:08,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:08,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:25:08,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:25:08,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:08" (1/1) ... [2021-10-11 02:25:08,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11add6ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:08, skipping insertion in model container [2021-10-11 02:25:08,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:08" (1/1) ... [2021-10-11 02:25:08,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:25:08,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:09,132 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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c[8616,8629] [2021-10-11 02:25:09,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:09,244 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:25:09,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:09,300 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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c[8616,8629] [2021-10-11 02:25:09,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:09,356 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:25:09,394 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_7f2e9c26-7995-41b0-9d72-0de4040a27ba/sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c[8616,8629] [2021-10-11 02:25:09,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:09,478 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:25:09,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09 WrapperNode [2021-10-11 02:25:09,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:09,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:25:09,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:25:09,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:25:09,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (1/1) ... [2021-10-11 02:25:09,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (1/1) ... [2021-10-11 02:25:09,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:25:09,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:25:09,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:25:09,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:25:09,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (1/1) ... [2021-10-11 02:25:09,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (1/1) ... [2021-10-11 02:25:09,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (1/1) ... [2021-10-11 02:25:09,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (1/1) ... [2021-10-11 02:25:09,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (1/1) ... [2021-10-11 02:25:09,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (1/1) ... [2021-10-11 02:25:09,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (1/1) ... [2021-10-11 02:25:09,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:25:09,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:25:09,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:25:09,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:25:09,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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 02:25:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:25:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:25:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:25:09,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:25:11,921 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:25:11,921 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-11 02:25:11,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:11 BoogieIcfgContainer [2021-10-11 02:25:11,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:25:11,927 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:25:11,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:25:11,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:25:11,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:25:08" (1/3) ... [2021-10-11 02:25:11,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@378e8c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:25:11, skipping insertion in model container [2021-10-11 02:25:11,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:09" (2/3) ... [2021-10-11 02:25:11,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@378e8c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:25:11, skipping insertion in model container [2021-10-11 02:25:11,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:11" (3/3) ... [2021-10-11 02:25:11,934 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product51.cil.c [2021-10-11 02:25:11,951 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:25:11,954 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:25:11,964 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:25:12,001 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:25:12,001 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:25:12,001 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:25:12,002 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:25:12,002 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:25:12,002 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:25:12,002 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:25:12,002 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:25:12,021 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2021-10-11 02:25:12,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:25:12,028 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:12,028 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:12,029 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:12,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:12,034 INFO L82 PathProgramCache]: Analyzing trace with hash 1844308238, now seen corresponding path program 1 times [2021-10-11 02:25:12,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:12,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [420492942] [2021-10-11 02:25:12,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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 02:25:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:12,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:25:12,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:12,342 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 02:25:12,342 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:12,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [420492942] [2021-10-11 02:25:12,344 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:12,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:25:12,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296592989] [2021-10-11 02:25:12,351 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:25:12,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:12,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:25:12,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:25:12,367 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 2 states. [2021-10-11 02:25:12,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:12,423 INFO L93 Difference]: Finished difference Result 232 states and 353 transitions. [2021-10-11 02:25:12,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:25:12,425 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:25:12,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:12,439 INFO L225 Difference]: With dead ends: 232 [2021-10-11 02:25:12,439 INFO L226 Difference]: Without dead ends: 115 [2021-10-11 02:25:12,443 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 02:25:12,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2021-10-11 02:25:12,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2021-10-11 02:25:12,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2021-10-11 02:25:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 168 transitions. [2021-10-11 02:25:12,480 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 168 transitions. Word has length 16 [2021-10-11 02:25:12,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:12,481 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 168 transitions. [2021-10-11 02:25:12,481 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:25:12,481 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 168 transitions. [2021-10-11 02:25:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:25:12,483 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:12,483 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 02:25:12,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:25:12,699 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:12,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:12,700 INFO L82 PathProgramCache]: Analyzing trace with hash -323074868, now seen corresponding path program 1 times [2021-10-11 02:25:12,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:12,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1205179341] [2021-10-11 02:25:12,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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 02:25:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:12,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:12,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:12,954 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 02:25:12,954 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:12,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1205179341] [2021-10-11 02:25:12,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:12,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:25:12,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740128365] [2021-10-11 02:25:12,956 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:12,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:12,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:12,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:12,958 INFO L87 Difference]: Start difference. First operand 115 states and 168 transitions. Second operand 3 states. [2021-10-11 02:25:12,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:12,985 INFO L93 Difference]: Finished difference Result 115 states and 168 transitions. [2021-10-11 02:25:12,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:12,987 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:25:12,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:12,989 INFO L225 Difference]: With dead ends: 115 [2021-10-11 02:25:12,990 INFO L226 Difference]: Without dead ends: 49 [2021-10-11 02:25:12,991 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 02:25:12,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-11 02:25:13,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-11 02:25:13,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2021-10-11 02:25:13,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2021-10-11 02:25:13,005 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 17 [2021-10-11 02:25:13,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:13,008 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2021-10-11 02:25:13,009 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:13,009 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2021-10-11 02:25:13,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:25:13,011 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:13,011 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 02:25:13,211 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:25:13,212 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:13,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:13,212 INFO L82 PathProgramCache]: Analyzing trace with hash -426243093, now seen corresponding path program 1 times [2021-10-11 02:25:13,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:13,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [454197205] [2021-10-11 02:25:13,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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 02:25:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:13,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:13,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:13,453 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 02:25:13,453 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:13,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [454197205] [2021-10-11 02:25:13,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:13,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:25:13,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382382758] [2021-10-11 02:25:13,460 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:13,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:13,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:13,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:13,462 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 3 states. [2021-10-11 02:25:13,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:13,491 INFO L93 Difference]: Finished difference Result 135 states and 201 transitions. [2021-10-11 02:25:13,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:13,492 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:25:13,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:13,496 INFO L225 Difference]: With dead ends: 135 [2021-10-11 02:25:13,496 INFO L226 Difference]: Without dead ends: 92 [2021-10-11 02:25:13,497 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 02:25:13,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-10-11 02:25:13,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 88. [2021-10-11 02:25:13,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2021-10-11 02:25:13,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 131 transitions. [2021-10-11 02:25:13,513 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 131 transitions. Word has length 22 [2021-10-11 02:25:13,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:13,513 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 131 transitions. [2021-10-11 02:25:13,513 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:13,513 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 131 transitions. [2021-10-11 02:25:13,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:25:13,515 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:13,515 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 02:25:13,740 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:25:13,740 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:13,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:13,741 INFO L82 PathProgramCache]: Analyzing trace with hash 844046893, now seen corresponding path program 1 times [2021-10-11 02:25:13,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:13,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2033422652] [2021-10-11 02:25:13,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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 02:25:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:13,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:13,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:13,964 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 02:25:13,965 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:13,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2033422652] [2021-10-11 02:25:13,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:13,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:25:13,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003091591] [2021-10-11 02:25:13,967 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:13,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:13,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:13,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:13,970 INFO L87 Difference]: Start difference. First operand 88 states and 131 transitions. Second operand 3 states. [2021-10-11 02:25:14,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:14,049 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-10-11 02:25:14,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:14,050 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:25:14,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:14,052 INFO L225 Difference]: With dead ends: 211 [2021-10-11 02:25:14,052 INFO L226 Difference]: Without dead ends: 129 [2021-10-11 02:25:14,056 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 02:25:14,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-10-11 02:25:14,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 127. [2021-10-11 02:25:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2021-10-11 02:25:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 185 transitions. [2021-10-11 02:25:14,084 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 185 transitions. Word has length 24 [2021-10-11 02:25:14,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:14,086 INFO L481 AbstractCegarLoop]: Abstraction has 127 states and 185 transitions. [2021-10-11 02:25:14,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:14,086 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 185 transitions. [2021-10-11 02:25:14,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:25:14,092 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:14,092 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] [2021-10-11 02:25:14,314 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:25:14,314 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:14,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:14,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1604149312, now seen corresponding path program 1 times [2021-10-11 02:25:14,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:14,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1866105529] [2021-10-11 02:25:14,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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 02:25:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:14,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:14,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:14,628 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 02:25:14,628 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:14,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1866105529] [2021-10-11 02:25:14,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:14,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:25:14,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996451364] [2021-10-11 02:25:14,629 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:25:14,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:14,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:25:14,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:25:14,630 INFO L87 Difference]: Start difference. First operand 127 states and 185 transitions. Second operand 5 states. [2021-10-11 02:25:14,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:14,800 INFO L93 Difference]: Finished difference Result 451 states and 663 transitions. [2021-10-11 02:25:14,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:25:14,800 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:25:14,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:14,803 INFO L225 Difference]: With dead ends: 451 [2021-10-11 02:25:14,803 INFO L226 Difference]: Without dead ends: 330 [2021-10-11 02:25:14,805 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 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 02:25:14,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-10-11 02:25:14,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 210. [2021-10-11 02:25:14,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2021-10-11 02:25:14,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 296 transitions. [2021-10-11 02:25:14,860 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 296 transitions. Word has length 25 [2021-10-11 02:25:14,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:14,861 INFO L481 AbstractCegarLoop]: Abstraction has 210 states and 296 transitions. [2021-10-11 02:25:14,861 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:25:14,861 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 296 transitions. [2021-10-11 02:25:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:25:14,863 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:14,863 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:15,082 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:25:15,083 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:15,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:15,083 INFO L82 PathProgramCache]: Analyzing trace with hash 731508994, now seen corresponding path program 1 times [2021-10-11 02:25:15,084 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:15,084 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2027660730] [2021-10-11 02:25:15,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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 02:25:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:15,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:25:15,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:15,352 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 02:25:15,352 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:15,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2027660730] [2021-10-11 02:25:15,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:15,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:25:15,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157858582] [2021-10-11 02:25:15,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:25:15,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:15,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:25:15,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:25:15,357 INFO L87 Difference]: Start difference. First operand 210 states and 296 transitions. Second operand 6 states. [2021-10-11 02:25:16,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:16,845 INFO L93 Difference]: Finished difference Result 636 states and 927 transitions. [2021-10-11 02:25:16,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:25:16,846 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2021-10-11 02:25:16,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:16,849 INFO L225 Difference]: With dead ends: 636 [2021-10-11 02:25:16,849 INFO L226 Difference]: Without dead ends: 515 [2021-10-11 02:25:16,850 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 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 02:25:16,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2021-10-11 02:25:16,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 406. [2021-10-11 02:25:16,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2021-10-11 02:25:16,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 569 transitions. [2021-10-11 02:25:16,884 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 569 transitions. Word has length 26 [2021-10-11 02:25:16,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:16,884 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 569 transitions. [2021-10-11 02:25:16,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:25:16,885 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 569 transitions. [2021-10-11 02:25:16,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-11 02:25:16,889 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:16,890 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:17,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:25:17,108 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:17,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:17,109 INFO L82 PathProgramCache]: Analyzing trace with hash -139690530, now seen corresponding path program 1 times [2021-10-11 02:25:17,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:17,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [718599792] [2021-10-11 02:25:17,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/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 02:25:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:17,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:17,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:17,361 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:17,361 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:17,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [718599792] [2021-10-11 02:25:17,362 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:17,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:25:17,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647249497] [2021-10-11 02:25:17,363 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:17,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:17,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:17,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:17,364 INFO L87 Difference]: Start difference. First operand 406 states and 569 transitions. Second operand 3 states. [2021-10-11 02:25:17,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:17,421 INFO L93 Difference]: Finished difference Result 690 states and 967 transitions. [2021-10-11 02:25:17,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:17,422 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2021-10-11 02:25:17,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:17,425 INFO L225 Difference]: With dead ends: 690 [2021-10-11 02:25:17,426 INFO L226 Difference]: Without dead ends: 483 [2021-10-11 02:25:17,426 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 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 02:25:17,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2021-10-11 02:25:17,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 280. [2021-10-11 02:25:17,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2021-10-11 02:25:17,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 389 transitions. [2021-10-11 02:25:17,455 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 389 transitions. Word has length 47 [2021-10-11 02:25:17,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:17,455 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 389 transitions. [2021-10-11 02:25:17,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:17,456 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 389 transitions. [2021-10-11 02:25:17,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-11 02:25:17,456 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:17,457 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:17,676 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:25:17,676 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:17,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:17,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1471030007, now seen corresponding path program 1 times [2021-10-11 02:25:17,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:17,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [689663306] [2021-10-11 02:25:17,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:17,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:17,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:17,981 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:25:17,981 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:17,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [689663306] [2021-10-11 02:25:17,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:17,982 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:25:17,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644988620] [2021-10-11 02:25:17,982 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:25:17,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:17,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:25:17,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:25:17,984 INFO L87 Difference]: Start difference. First operand 280 states and 389 transitions. Second operand 5 states. [2021-10-11 02:25:18,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:18,105 INFO L93 Difference]: Finished difference Result 861 states and 1190 transitions. [2021-10-11 02:25:18,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:25:18,106 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2021-10-11 02:25:18,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:18,110 INFO L225 Difference]: With dead ends: 861 [2021-10-11 02:25:18,111 INFO L226 Difference]: Without dead ends: 587 [2021-10-11 02:25:18,112 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:25:18,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-10-11 02:25:18,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 298. [2021-10-11 02:25:18,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2021-10-11 02:25:18,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 407 transitions. [2021-10-11 02:25:18,149 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 407 transitions. Word has length 50 [2021-10-11 02:25:18,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:18,150 INFO L481 AbstractCegarLoop]: Abstraction has 298 states and 407 transitions. [2021-10-11 02:25:18,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:25:18,150 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 407 transitions. [2021-10-11 02:25:18,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-11 02:25:18,152 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:18,152 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:18,368 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:25:18,372 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:18,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:18,372 INFO L82 PathProgramCache]: Analyzing trace with hash 1493662261, now seen corresponding path program 1 times [2021-10-11 02:25:18,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:18,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [268811346] [2021-10-11 02:25:18,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:18,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:25:18,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:25:18,623 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:18,624 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [268811346] [2021-10-11 02:25:18,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:18,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:25:18,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227450235] [2021-10-11 02:25:18,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:25:18,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:18,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:25:18,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:25:18,626 INFO L87 Difference]: Start difference. First operand 298 states and 407 transitions. Second operand 4 states. [2021-10-11 02:25:18,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:18,717 INFO L93 Difference]: Finished difference Result 717 states and 979 transitions. [2021-10-11 02:25:18,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:25:18,718 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2021-10-11 02:25:18,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:18,720 INFO L225 Difference]: With dead ends: 717 [2021-10-11 02:25:18,720 INFO L226 Difference]: Without dead ends: 425 [2021-10-11 02:25:18,721 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:25:18,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-10-11 02:25:18,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 278. [2021-10-11 02:25:18,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2021-10-11 02:25:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 374 transitions. [2021-10-11 02:25:18,762 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 374 transitions. Word has length 50 [2021-10-11 02:25:18,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:18,763 INFO L481 AbstractCegarLoop]: Abstraction has 278 states and 374 transitions. [2021-10-11 02:25:18,763 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:25:18,763 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 374 transitions. [2021-10-11 02:25:18,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-11 02:25:18,764 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:18,764 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:18,978 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:25:18,979 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:18,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:18,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1466250993, now seen corresponding path program 1 times [2021-10-11 02:25:18,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:18,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [107125533] [2021-10-11 02:25:18,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:19,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:25:19,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:19,267 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:25:19,267 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:25:19,302 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:25:19,303 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:25:19,370 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:25:19,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [107125533] [2021-10-11 02:25:19,371 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [860712250] [2021-10-11 02:25:19,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:25:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:19,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:19,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:19,664 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 02:25:19,665 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:19,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:25:19,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 11 [2021-10-11 02:25:19,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824565360] [2021-10-11 02:25:19,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:25:19,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:19,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:25:19,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:25:19,667 INFO L87 Difference]: Start difference. First operand 278 states and 374 transitions. Second operand 5 states. [2021-10-11 02:25:19,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:19,817 INFO L93 Difference]: Finished difference Result 1006 states and 1386 transitions. [2021-10-11 02:25:19,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:25:19,818 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2021-10-11 02:25:19,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:19,822 INFO L225 Difference]: With dead ends: 1006 [2021-10-11 02:25:19,823 INFO L226 Difference]: Without dead ends: 774 [2021-10-11 02:25:19,823 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:25:19,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states. [2021-10-11 02:25:19,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 284. [2021-10-11 02:25:19,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2021-10-11 02:25:19,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 380 transitions. [2021-10-11 02:25:19,862 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 380 transitions. Word has length 51 [2021-10-11 02:25:19,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:19,863 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 380 transitions. [2021-10-11 02:25:19,863 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:25:19,863 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 380 transitions. [2021-10-11 02:25:19,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-11 02:25:19,864 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:19,864 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:20,276 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3,12 cvc4 --incremental --print-success --lang smt [2021-10-11 02:25:20,276 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:20,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:20,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1073223983, now seen corresponding path program 1 times [2021-10-11 02:25:20,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:20,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [20312207] [2021-10-11 02:25:20,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:20,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:25:20,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:20,558 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:25:20,558 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:25:20,659 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:25:20,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [20312207] [2021-10-11 02:25:20,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1782503881] [2021-10-11 02:25:20,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 14 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:25:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:20,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:20,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:20,977 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 02:25:20,978 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:20,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:25:20,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2021-10-11 02:25:20,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295365581] [2021-10-11 02:25:20,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:25:20,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:20,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:25:20,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:25:20,980 INFO L87 Difference]: Start difference. First operand 284 states and 380 transitions. Second operand 5 states. [2021-10-11 02:25:21,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:21,271 INFO L93 Difference]: Finished difference Result 753 states and 1007 transitions. [2021-10-11 02:25:21,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:25:21,271 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2021-10-11 02:25:21,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:21,277 INFO L225 Difference]: With dead ends: 753 [2021-10-11 02:25:21,277 INFO L226 Difference]: Without dead ends: 751 [2021-10-11 02:25:21,277 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2021-10-11 02:25:21,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2021-10-11 02:25:21,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 284. [2021-10-11 02:25:21,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2021-10-11 02:25:21,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 376 transitions. [2021-10-11 02:25:21,327 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 376 transitions. Word has length 51 [2021-10-11 02:25:21,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:21,328 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 376 transitions. [2021-10-11 02:25:21,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:25:21,329 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 376 transitions. [2021-10-11 02:25:21,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-11 02:25:21,329 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:21,330 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:21,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 cvc4 --incremental --print-success --lang smt,13 mathsat -unsat_core_generation=3 [2021-10-11 02:25:21,732 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:21,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:21,732 INFO L82 PathProgramCache]: Analyzing trace with hash -1312943258, now seen corresponding path program 1 times [2021-10-11 02:25:21,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:21,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1129077589] [2021-10-11 02:25:21,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:21,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:25:21,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:21,978 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:25:21,978 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:25:21,994 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:25:21,994 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:25:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:25:22,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1129077589] [2021-10-11 02:25:22,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [725232297] [2021-10-11 02:25:22,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 16 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:25:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:22,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-11 02:25:22,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:25:22,351 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:25:22,443 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:25:22,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685664840] [2021-10-11 02:25:22,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:25:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:22,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:25:22,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:25:22,657 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:25:22,709 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:25:22,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:25:22,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 11 [2021-10-11 02:25:22,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202849044] [2021-10-11 02:25:22,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-10-11 02:25:22,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:22,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-11 02:25:22,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:25:22,711 INFO L87 Difference]: Start difference. First operand 284 states and 376 transitions. Second operand 12 states. [2021-10-11 02:25:26,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:26,759 INFO L93 Difference]: Finished difference Result 2451 states and 3339 transitions. [2021-10-11 02:25:26,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-11 02:25:26,759 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 52 [2021-10-11 02:25:26,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:26,771 INFO L225 Difference]: With dead ends: 2451 [2021-10-11 02:25:26,771 INFO L226 Difference]: Without dead ends: 2213 [2021-10-11 02:25:26,774 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2025 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1040, Invalid=4510, Unknown=0, NotChecked=0, Total=5550 [2021-10-11 02:25:26,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2213 states. [2021-10-11 02:25:26,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2213 to 357. [2021-10-11 02:25:26,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2021-10-11 02:25:26,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 481 transitions. [2021-10-11 02:25:26,838 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 481 transitions. Word has length 52 [2021-10-11 02:25:26,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:26,839 INFO L481 AbstractCegarLoop]: Abstraction has 357 states and 481 transitions. [2021-10-11 02:25:26,839 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-10-11 02:25:26,839 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 481 transitions. [2021-10-11 02:25:26,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-11 02:25:26,840 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:26,840 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:27,442 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 cvc4 --incremental --print-success --lang smt,15 mathsat -unsat_core_generation=3,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:25:27,443 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:27,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:27,443 INFO L82 PathProgramCache]: Analyzing trace with hash -807588266, now seen corresponding path program 1 times [2021-10-11 02:25:27,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:27,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1432154625] [2021-10-11 02:25:27,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:27,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:27,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:27,711 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-11 02:25:27,711 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:27,712 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1432154625] [2021-10-11 02:25:27,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:27,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:25:27,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452099518] [2021-10-11 02:25:27,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:25:27,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:27,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:25:27,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:25:27,713 INFO L87 Difference]: Start difference. First operand 357 states and 481 transitions. Second operand 5 states. [2021-10-11 02:25:27,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:27,814 INFO L93 Difference]: Finished difference Result 634 states and 844 transitions. [2021-10-11 02:25:27,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:25:27,815 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 73 [2021-10-11 02:25:27,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:27,816 INFO L225 Difference]: With dead ends: 634 [2021-10-11 02:25:27,816 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:25:27,817 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:25:27,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:25:27,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:25:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:25:27,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:25:27,818 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2021-10-11 02:25:27,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:27,818 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:25:27,818 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:25:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:25:27,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:25:28,030 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 mathsat -unsat_core_generation=3 [2021-10-11 02:25:28,032 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:25:28,690 WARN L197 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 176 [2021-10-11 02:25:28,902 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 131 [2021-10-11 02:25:29,072 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 103 [2021-10-11 02:25:29,185 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 95 [2021-10-11 02:25:29,545 WARN L197 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 174 [2021-10-11 02:25:29,661 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 112 [2021-10-11 02:25:29,925 WARN L197 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 174 [2021-10-11 02:25:30,200 WARN L197 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 163 [2021-10-11 02:25:30,419 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 165 [2021-10-11 02:25:31,652 WARN L197 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 159 DAG size of output: 27 [2021-10-11 02:25:32,461 WARN L197 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 36 [2021-10-11 02:25:32,962 WARN L197 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 28 [2021-10-11 02:25:33,265 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 16 [2021-10-11 02:25:33,505 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 23 [2021-10-11 02:25:34,901 WARN L197 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 165 DAG size of output: 37 [2021-10-11 02:25:35,459 WARN L197 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 29 [2021-10-11 02:25:36,873 WARN L197 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 165 DAG size of output: 37 [2021-10-11 02:25:37,892 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 146 DAG size of output: 26 [2021-10-11 02:25:38,868 WARN L197 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2021-10-11 02:25:38,870 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-10-11 02:25:38,871 INFO L258 CegarLoopResult]: At program point L268(lines 259 272) the Hoare annotation is: false [2021-10-11 02:25:38,871 INFO L258 CegarLoopResult]: At program point L268-1(lines 259 272) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2))) [2021-10-11 02:25:38,871 INFO L258 CegarLoopResult]: At program point L268-2(lines 259 272) the Hoare annotation is: false [2021-10-11 02:25:38,871 INFO L258 CegarLoopResult]: At program point L268-3(lines 259 272) the Hoare annotation is: false [2021-10-11 02:25:38,871 INFO L258 CegarLoopResult]: At program point L268-4(lines 259 272) the Hoare annotation is: false [2021-10-11 02:25:38,871 INFO L258 CegarLoopResult]: At program point L268-5(lines 259 272) the Hoare annotation is: false [2021-10-11 02:25:38,871 INFO L258 CegarLoopResult]: At program point L335(lines 335 341) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1) (and .cse0 .cse2 .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2))) [2021-10-11 02:25:38,871 INFO L258 CegarLoopResult]: At program point L335-1(lines 335 341) the Hoare annotation is: false [2021-10-11 02:25:38,872 INFO L258 CegarLoopResult]: At program point L335-2(lines 335 341) the Hoare annotation is: false [2021-10-11 02:25:38,872 INFO L258 CegarLoopResult]: At program point L105(lines 101 107) 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 02:25:38,872 INFO L258 CegarLoopResult]: At program point L305(lines 1 973) 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 02:25:38,872 INFO L265 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2021-10-11 02:25:38,872 INFO L262 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2021-10-11 02:25:38,872 INFO L262 CegarLoopResult]: For program point L604-1(line 604) no Hoare annotation was computed. [2021-10-11 02:25:38,872 INFO L262 CegarLoopResult]: For program point L604-2(line 604) no Hoare annotation was computed. [2021-10-11 02:25:38,872 INFO L258 CegarLoopResult]: At program point L439(lines 434 442) the Hoare annotation is: false [2021-10-11 02:25:38,872 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-10-11 02:25:38,873 INFO L258 CegarLoopResult]: At program point L439-1(lines 434 442) the Hoare annotation is: false [2021-10-11 02:25:38,873 INFO L258 CegarLoopResult]: At program point L439-2(lines 434 442) the Hoare annotation is: false [2021-10-11 02:25:38,873 INFO L262 CegarLoopResult]: For program point L573(lines 573 586) no Hoare annotation was computed. [2021-10-11 02:25:38,873 INFO L262 CegarLoopResult]: For program point L507(lines 507 511) no Hoare annotation was computed. [2021-10-11 02:25:38,873 INFO L262 CegarLoopResult]: For program point L507-2(lines 507 511) no Hoare annotation was computed. [2021-10-11 02:25:38,873 INFO L262 CegarLoopResult]: For program point L507-3(lines 507 511) no Hoare annotation was computed. [2021-10-11 02:25:38,873 INFO L262 CegarLoopResult]: For program point L507-5(lines 507 511) no Hoare annotation was computed. [2021-10-11 02:25:38,873 INFO L262 CegarLoopResult]: For program point L507-6(lines 507 511) no Hoare annotation was computed. [2021-10-11 02:25:38,873 INFO L262 CegarLoopResult]: For program point L507-8(lines 507 511) no Hoare annotation was computed. [2021-10-11 02:25:38,873 INFO L262 CegarLoopResult]: For program point L210(lines 210 214) no Hoare annotation was computed. [2021-10-11 02:25:38,874 INFO L258 CegarLoopResult]: At program point L278(lines 273 281) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1 (_ bv0 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) [2021-10-11 02:25:38,874 INFO L258 CegarLoopResult]: At program point L278-1(lines 273 281) the Hoare annotation is: false [2021-10-11 02:25:38,874 INFO L258 CegarLoopResult]: At program point L278-2(lines 273 281) the Hoare annotation is: false [2021-10-11 02:25:38,874 INFO L262 CegarLoopResult]: For program point L544(lines 543 590) no Hoare annotation was computed. [2021-10-11 02:25:38,874 INFO L258 CegarLoopResult]: At program point L313(lines 308 316) 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 02:25:38,874 INFO L262 CegarLoopResult]: For program point L545(lines 545 549) no Hoare annotation was computed. [2021-10-11 02:25:38,875 INFO L262 CegarLoopResult]: For program point L579(lines 579 585) no Hoare annotation was computed. [2021-10-11 02:25:38,875 INFO L258 CegarLoopResult]: At program point L579-1(lines 328 334) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1 (_ bv0 32))) .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:25:38,875 INFO L258 CegarLoopResult]: At program point L513(lines 498 516) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1 (_ bv0 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:38,875 INFO L258 CegarLoopResult]: At program point L513-1(lines 498 516) the Hoare annotation is: false [2021-10-11 02:25:38,875 INFO L258 CegarLoopResult]: At program point L513-2(lines 498 516) the Hoare annotation is: false [2021-10-11 02:25:38,875 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:25:38,875 INFO L262 CegarLoopResult]: For program point L186(lines 186 190) no Hoare annotation was computed. [2021-10-11 02:25:38,876 INFO L262 CegarLoopResult]: For program point L186-3(lines 186 190) no Hoare annotation was computed. [2021-10-11 02:25:38,876 INFO L262 CegarLoopResult]: For program point L186-6(lines 186 190) no Hoare annotation was computed. [2021-10-11 02:25:38,876 INFO L258 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-11 02:25:38,876 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-11 02:25:38,876 INFO L262 CegarLoopResult]: For program point L386(lines 386 403) no Hoare annotation was computed. [2021-10-11 02:25:38,876 INFO L262 CegarLoopResult]: For program point L386-1(lines 386 403) no Hoare annotation was computed. [2021-10-11 02:25:38,876 INFO L262 CegarLoopResult]: For program point L386-2(lines 386 403) no Hoare annotation was computed. [2021-10-11 02:25:38,877 INFO L258 CegarLoopResult]: At program point L255(lines 250 258) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:25:38,877 INFO L258 CegarLoopResult]: At program point L255-1(lines 250 258) the Hoare annotation is: false [2021-10-11 02:25:38,877 INFO L258 CegarLoopResult]: At program point L255-2(lines 250 258) the Hoare annotation is: false [2021-10-11 02:25:38,877 INFO L262 CegarLoopResult]: For program point L553(lines 553 559) no Hoare annotation was computed. [2021-10-11 02:25:38,877 INFO L258 CegarLoopResult]: At program point L553-1(lines 553 559) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse6 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1 (_ bv0 32)))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse3 .cse2 .cse4) (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse5 .cse0 .cse2 .cse6 .cse4) (and .cse5 .cse0 .cse3 .cse6 .cse4))) [2021-10-11 02:25:38,877 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:25:38,877 INFO L262 CegarLoopResult]: For program point L157(lines 157 170) no Hoare annotation was computed. [2021-10-11 02:25:38,878 INFO L258 CegarLoopResult]: At program point L157-1(lines 1 973) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1 (_ bv4294967294 32)) (_ bv0 32))) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse2 .cse3 .cse4 .cse5))) [2021-10-11 02:25:38,878 INFO L262 CegarLoopResult]: For program point L157-2(lines 157 170) no Hoare annotation was computed. [2021-10-11 02:25:38,878 INFO L258 CegarLoopResult]: At program point L157-3(lines 1 973) the Hoare annotation is: false [2021-10-11 02:25:38,878 INFO L262 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-11 02:25:38,878 INFO L262 CegarLoopResult]: For program point L58-1(lines 328 334) no Hoare annotation was computed. [2021-10-11 02:25:38,878 INFO L262 CegarLoopResult]: For program point L157-4(lines 157 170) no Hoare annotation was computed. [2021-10-11 02:25:38,878 INFO L258 CegarLoopResult]: At program point L157-5(lines 1 973) the Hoare annotation is: false [2021-10-11 02:25:38,879 INFO L262 CegarLoopResult]: For program point L521(lines 521 527) no Hoare annotation was computed. [2021-10-11 02:25:38,879 INFO L258 CegarLoopResult]: At program point L521-1(lines 521 527) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:25:38,879 INFO L262 CegarLoopResult]: For program point L488(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,879 INFO L262 CegarLoopResult]: For program point L488-2(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,879 INFO L262 CegarLoopResult]: For program point L488-3(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,879 INFO L262 CegarLoopResult]: For program point L488-5(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,879 INFO L262 CegarLoopResult]: For program point L488-6(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,879 INFO L262 CegarLoopResult]: For program point L488-8(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,880 INFO L262 CegarLoopResult]: For program point L488-9(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,880 INFO L262 CegarLoopResult]: For program point L488-11(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,880 INFO L262 CegarLoopResult]: For program point L488-12(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,880 INFO L262 CegarLoopResult]: For program point L488-14(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,880 INFO L262 CegarLoopResult]: For program point L488-15(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,880 INFO L262 CegarLoopResult]: For program point L488-17(lines 488 492) no Hoare annotation was computed. [2021-10-11 02:25:38,880 INFO L262 CegarLoopResult]: For program point L390(lines 390 398) no Hoare annotation was computed. [2021-10-11 02:25:38,880 INFO L262 CegarLoopResult]: For program point L390-1(lines 390 398) no Hoare annotation was computed. [2021-10-11 02:25:38,881 INFO L262 CegarLoopResult]: For program point L390-2(lines 390 398) no Hoare annotation was computed. [2021-10-11 02:25:38,881 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:25:38,881 INFO L262 CegarLoopResult]: For program point L161(lines 161 167) no Hoare annotation was computed. [2021-10-11 02:25:38,881 INFO L262 CegarLoopResult]: For program point L161-2(lines 161 167) no Hoare annotation was computed. [2021-10-11 02:25:38,881 INFO L262 CegarLoopResult]: For program point L161-4(lines 161 167) no Hoare annotation was computed. [2021-10-11 02:25:38,881 INFO L258 CegarLoopResult]: At program point L591(lines 542 592) the Hoare annotation is: false [2021-10-11 02:25:38,881 INFO L262 CegarLoopResult]: For program point L360(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:25:38,881 INFO L262 CegarLoopResult]: For program point L360-1(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:25:38,882 INFO L262 CegarLoopResult]: For program point L360-2(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:25:38,882 INFO L262 CegarLoopResult]: For program point L360-3(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:25:38,882 INFO L262 CegarLoopResult]: For program point L360-4(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:25:38,882 INFO L262 CegarLoopResult]: For program point L360-5(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:25:38,882 INFO L258 CegarLoopResult]: At program point L328(lines 327 346) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse2 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1 (_ bv0 32)))) (and .cse0 .cse2 .cse1))) [2021-10-11 02:25:38,882 INFO L262 CegarLoopResult]: For program point L328-1(lines 328 334) no Hoare annotation was computed. [2021-10-11 02:25:38,882 INFO L258 CegarLoopResult]: At program point L328-2(lines 327 346) the Hoare annotation is: false [2021-10-11 02:25:38,883 INFO L258 CegarLoopResult]: At program point L328-3(lines 327 346) the Hoare annotation is: false [2021-10-11 02:25:38,883 INFO L258 CegarLoopResult]: At program point L494(lines 479 497) the Hoare annotation is: false [2021-10-11 02:25:38,883 INFO L258 CegarLoopResult]: At program point L494-1(lines 479 497) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv4294967295 32))) .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))))) [2021-10-11 02:25:38,883 INFO L258 CegarLoopResult]: At program point L494-2(lines 479 497) the Hoare annotation is: false [2021-10-11 02:25:38,883 INFO L258 CegarLoopResult]: At program point L494-3(lines 479 497) the Hoare annotation is: false [2021-10-11 02:25:38,883 INFO L258 CegarLoopResult]: At program point L494-4(lines 479 497) the Hoare annotation is: false [2021-10-11 02:25:38,883 INFO L258 CegarLoopResult]: At program point L494-5(lines 479 497) the Hoare annotation is: false [2021-10-11 02:25:38,884 INFO L262 CegarLoopResult]: For program point L263(lines 263 269) no Hoare annotation was computed. [2021-10-11 02:25:38,884 INFO L262 CegarLoopResult]: For program point L263-1(lines 263 269) no Hoare annotation was computed. [2021-10-11 02:25:38,884 INFO L262 CegarLoopResult]: For program point L263-2(lines 263 269) no Hoare annotation was computed. [2021-10-11 02:25:38,884 INFO L262 CegarLoopResult]: For program point L263-3(lines 263 269) no Hoare annotation was computed. [2021-10-11 02:25:38,884 INFO L262 CegarLoopResult]: For program point L263-4(lines 263 269) no Hoare annotation was computed. [2021-10-11 02:25:38,884 INFO L262 CegarLoopResult]: For program point L263-5(lines 263 269) no Hoare annotation was computed. [2021-10-11 02:25:38,884 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:25:38,885 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-10-11 02:25:38,885 INFO L262 CegarLoopResult]: For program point L198(lines 198 202) no Hoare annotation was computed. [2021-10-11 02:25:38,885 INFO L262 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-10-11 02:25:38,885 INFO L265 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2021-10-11 02:25:38,885 INFO L262 CegarLoopResult]: For program point L364(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:25:38,885 INFO L262 CegarLoopResult]: For program point L364-1(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:25:38,885 INFO L262 CegarLoopResult]: For program point L364-2(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:25:38,885 INFO L262 CegarLoopResult]: For program point L364-3(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:25:38,886 INFO L262 CegarLoopResult]: For program point L364-4(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:25:38,886 INFO L262 CegarLoopResult]: For program point L364-5(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:25:38,886 INFO L262 CegarLoopResult]: For program point L563(lines 563 569) no Hoare annotation was computed. [2021-10-11 02:25:38,886 INFO L258 CegarLoopResult]: At program point L563-1(lines 563 569) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse6 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1 (_ bv0 32)))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse3 .cse2 .cse4) (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse5 .cse0 .cse2 .cse6 .cse4) (and .cse5 .cse0 .cse3 .cse6 .cse4))) [2021-10-11 02:25:38,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:25:38 BoogieIcfgContainer [2021-10-11 02:25:38,925 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:25:38,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:25:38,926 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:25:38,926 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:25:38,926 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:11" (3/4) ... [2021-10-11 02:25:38,929 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:25:38,948 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:25:38,950 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:25:38,951 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:25:38,952 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:25:38,953 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:25:38,954 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:25:38,955 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:25:38,979 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:38,980 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:38,980 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:38,981 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:25:38,981 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:25:38,983 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && waterLevel == 2bv32) && 2bv32 == \result)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:38,983 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32 [2021-10-11 02:25:38,984 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:25:38,985 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:25:38,986 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((((0bv32 == ~bvadd64(tmp, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) [2021-10-11 02:25:39,032 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2e9c26-7995-41b0-9d72-0de4040a27ba/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:25:39,032 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:25:39,033 INFO L168 Benchmark]: Toolchain (without parser) took 30343.40 ms. Allocated memory was 71.3 MB in the beginning and 232.8 MB in the end (delta: 161.5 MB). Free memory was 52.1 MB in the beginning and 96.9 MB in the end (delta: -44.7 MB). Peak memory consumption was 114.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:39,034 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 71.3 MB. Free memory was 51.6 MB in the beginning and 51.6 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:39,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 786.95 ms. Allocated memory is still 71.3 MB. Free memory was 52.0 MB in the beginning and 35.4 MB in the end (delta: 16.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:39,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.48 ms. Allocated memory is still 71.3 MB. Free memory was 35.4 MB in the beginning and 31.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:39,035 INFO L168 Benchmark]: Boogie Preprocessor took 75.24 ms. Allocated memory is still 71.3 MB. Free memory was 31.9 MB in the beginning and 52.2 MB in the end (delta: -20.4 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:39,035 INFO L168 Benchmark]: RCFGBuilder took 2271.16 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 52.2 MB in the beginning and 61.8 MB in the end (delta: -9.6 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:39,036 INFO L168 Benchmark]: TraceAbstraction took 26997.71 ms. Allocated memory was 90.2 MB in the beginning and 232.8 MB in the end (delta: 142.6 MB). Free memory was 61.2 MB in the beginning and 106.3 MB in the end (delta: -45.1 MB). Peak memory consumption was 134.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:39,036 INFO L168 Benchmark]: Witness Printer took 106.82 ms. Allocated memory is still 232.8 MB. Free memory was 106.3 MB in the beginning and 96.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:39,038 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 71.3 MB. Free memory was 51.6 MB in the beginning and 51.6 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 786.95 ms. Allocated memory is still 71.3 MB. Free memory was 52.0 MB in the beginning and 35.4 MB in the end (delta: 16.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.48 ms. Allocated memory is still 71.3 MB. Free memory was 35.4 MB in the beginning and 31.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.24 ms. Allocated memory is still 71.3 MB. Free memory was 31.9 MB in the beginning and 52.2 MB in the end (delta: -20.4 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2271.16 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 52.2 MB in the beginning and 61.8 MB in the end (delta: -9.6 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 26997.71 ms. Allocated memory was 90.2 MB in the beginning and 232.8 MB in the end (delta: 142.6 MB). Free memory was 61.2 MB in the beginning and 106.3 MB in the end (delta: -45.1 MB). Peak memory consumption was 134.9 MB. Max. memory is 16.1 GB. * Witness Printer took 106.82 ms. Allocated memory is still 232.8 MB. Free memory was 106.3 MB in the beginning and 96.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 604]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 604]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 604]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && waterLevel == 2bv32) && 2bv32 == \result)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 259]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((((0bv32 == ~bvadd64(tmp, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 119 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.0s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1531 SDtfs, 3507 SDslu, 3583 SDs, 0 SdLazy, 724 SolverSat, 157 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1036 GetRequests, 907 SyntacticMatches, 0 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2059 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=406occurred 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: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 3687 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 159 NumberOfFragments, 684 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1795342 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 44 FomulaSimplificationsInter, 493431 FormulaSimplificationTreeSizeReductionInter, 8.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 710 NumberOfCodeBlocks, 710 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 946 ConstructedInterpolants, 0 QuantifiedInterpolants, 145489 SizeOfPredicates, 38 NumberOfNonLiveVariables, 3809 ConjunctsInSsa, 81 ConjunctsInUnsatCore, 22 InterpolantComputations, 12 PerfectInterpolantSequences, 180/258 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...