./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product28.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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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 be998c7f0ff858151615865f07914b789231e9b9 ............................................................................................................................................ 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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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 be998c7f0ff858151615865f07914b789231e9b9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 02:28:15,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:15,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:15,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:15,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:15,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:15,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:15,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:15,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:15,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:15,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:15,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:15,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:15,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:15,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:15,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:15,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:15,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:15,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:15,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:15,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:15,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:15,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:15,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:15,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:15,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:15,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:15,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:15,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:15,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:15,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:15,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:15,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:15,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:15,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:15,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:15,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:15,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:15,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:15,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:15,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:15,165 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:28:15,213 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:15,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:15,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:15,215 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:15,215 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:15,215 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:15,215 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:28:15,215 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:15,222 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:15,222 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:28:15,223 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:28:15,224 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:15,224 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:28:15,224 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:28:15,224 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:28:15,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:15,225 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:15,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:28:15,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:15,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:15,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:15,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:15,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:15,226 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:15,227 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:15,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:15,227 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:15,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:15,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:15,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:15,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:15,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:15,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:15,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:15,231 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:28:15,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:28:15,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:15,231 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:15,232 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:15,232 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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be998c7f0ff858151615865f07914b789231e9b9 [2021-10-11 02:28:15,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:15,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:15,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:15,574 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:15,575 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:15,576 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c [2021-10-11 02:28:15,642 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/data/20b62fc49/fdfa3b6eb11e4fb697e426b300311df3/FLAG8cb885f8f [2021-10-11 02:28:16,168 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:16,169 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c [2021-10-11 02:28:16,191 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/data/20b62fc49/fdfa3b6eb11e4fb697e426b300311df3/FLAG8cb885f8f [2021-10-11 02:28:16,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/data/20b62fc49/fdfa3b6eb11e4fb697e426b300311df3 [2021-10-11 02:28:16,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:16,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:16,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:16,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:16,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:16,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:16" (1/1) ... [2021-10-11 02:28:16,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee5b929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:16, skipping insertion in model container [2021-10-11 02:28:16,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:16" (1/1) ... [2021-10-11 02:28:16,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:16,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:16,716 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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c[1281,1294] [2021-10-11 02:28:16,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:16,897 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 02:28:16,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cb197ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:16, skipping insertion in model container [2021-10-11 02:28:16,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:16,899 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:28:16,901 INFO L168 Benchmark]: Toolchain (without parser) took 445.02 ms. Allocated memory is still 115.3 MB. Free memory was 77.0 MB in the beginning and 87.5 MB in the end (delta: -10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:16,902 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 115.3 MB. Free memory was 94.6 MB in the beginning and 94.4 MB in the end (delta: 118.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:16,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.18 ms. Allocated memory is still 115.3 MB. Free memory was 76.7 MB in the beginning and 87.5 MB in the end (delta: -10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:16,905 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 115.3 MB. Free memory was 94.6 MB in the beginning and 94.4 MB in the end (delta: 118.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 440.18 ms. Allocated memory is still 115.3 MB. Free memory was 76.7 MB in the beginning and 87.5 MB in the end (delta: -10.7 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: 79]: 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 02:28:19,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:19,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:19,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:19,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:19,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:19,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:19,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:19,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:19,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:19,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:19,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:19,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:19,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:19,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:19,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:19,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:19,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:19,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:19,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:19,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:19,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:19,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:19,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:19,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:19,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:19,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:19,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:19,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:19,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:19,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:19,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:19,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:19,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:19,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:19,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:19,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:19,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:19,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:19,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:19,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:19,349 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:28:19,391 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:19,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:19,393 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:19,394 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:19,394 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:19,394 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:19,394 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:19,395 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:19,396 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:19,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:19,398 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:19,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:19,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:19,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:19,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:19,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:19,400 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:19,400 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:28:19,400 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:28:19,400 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:19,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:19,401 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:19,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:19,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:19,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:28:19,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:19,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:19,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:19,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:19,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:19,403 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:28:19,403 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:28:19,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:19,404 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:19,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:19,405 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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be998c7f0ff858151615865f07914b789231e9b9 [2021-10-11 02:28:19,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:19,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:19,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:19,840 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:19,841 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:19,842 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c [2021-10-11 02:28:19,920 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/data/c137bff6b/6b97cf09f6384b78bc3000da6735899e/FLAG784c75e11 [2021-10-11 02:28:20,452 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:20,453 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c [2021-10-11 02:28:20,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/data/c137bff6b/6b97cf09f6384b78bc3000da6735899e/FLAG784c75e11 [2021-10-11 02:28:20,786 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/data/c137bff6b/6b97cf09f6384b78bc3000da6735899e [2021-10-11 02:28:20,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:20,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:20,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:20,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:20,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:20,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:20" (1/1) ... [2021-10-11 02:28:20,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f08b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:20, skipping insertion in model container [2021-10-11 02:28:20,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:20" (1/1) ... [2021-10-11 02:28:20,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:20,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:21,033 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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c[1281,1294] [2021-10-11 02:28:21,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:21,344 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:28:21,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:21,378 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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c[1281,1294] [2021-10-11 02:28:21,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:21,482 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:28:21,505 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_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c[1281,1294] [2021-10-11 02:28:21,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:21,618 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:28:21,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21 WrapperNode [2021-10-11 02:28:21,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:21,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:21,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:28:21,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:28:21,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (1/1) ... [2021-10-11 02:28:21,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (1/1) ... [2021-10-11 02:28:21,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:21,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:28:21,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:28:21,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:28:21,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (1/1) ... [2021-10-11 02:28:21,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (1/1) ... [2021-10-11 02:28:21,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (1/1) ... [2021-10-11 02:28:21,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (1/1) ... [2021-10-11 02:28:21,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (1/1) ... [2021-10-11 02:28:21,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (1/1) ... [2021-10-11 02:28:21,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (1/1) ... [2021-10-11 02:28:21,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:28:21,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:28:21,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:28:21,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:28:21,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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 02:28:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:28:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:28:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:28:21,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:28:24,363 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:28:24,364 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-11 02:28:24,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:24 BoogieIcfgContainer [2021-10-11 02:28:24,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:28:24,369 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:28:24,369 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:28:24,372 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:28:24,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:28:20" (1/3) ... [2021-10-11 02:28:24,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ad54050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:24, skipping insertion in model container [2021-10-11 02:28:24,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:21" (2/3) ... [2021-10-11 02:28:24,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ad54050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:24, skipping insertion in model container [2021-10-11 02:28:24,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:24" (3/3) ... [2021-10-11 02:28:24,379 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product28.cil.c [2021-10-11 02:28:24,394 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:28:24,397 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:28:24,409 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:28:24,436 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:28:24,436 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:28:24,436 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:28:24,436 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:28:24,437 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:28:24,437 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:28:24,437 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:28:24,437 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:28:24,452 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2021-10-11 02:28:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:28:24,458 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:24,459 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:24,460 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:24,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:24,466 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2021-10-11 02:28:24,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:24,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1115722595] [2021-10-11 02:28:24,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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 02:28:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:24,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:28:24,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:24,746 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 02:28:24,746 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:24,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1115722595] [2021-10-11 02:28:24,748 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:24,748 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:24,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37620071] [2021-10-11 02:28:24,753 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:28:24,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:24,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:28:24,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:24,769 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2021-10-11 02:28:24,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:24,795 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-10-11 02:28:24,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:28:24,797 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:28:24,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:24,807 INFO L225 Difference]: With dead ends: 148 [2021-10-11 02:28:24,807 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 02:28:24,810 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 02:28:24,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 02:28:24,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-11 02:28:24,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2021-10-11 02:28:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2021-10-11 02:28:24,851 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2021-10-11 02:28:24,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:24,851 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2021-10-11 02:28:24,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:28:24,852 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2021-10-11 02:28:24,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:28:24,853 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:24,853 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 02:28:25,073 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:28:25,073 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:25,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:25,074 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2021-10-11 02:28:25,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:25,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [243333339] [2021-10-11 02:28:25,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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 02:28:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:25,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:25,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:25,329 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 02:28:25,332 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:25,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [243333339] [2021-10-11 02:28:25,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:25,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:25,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346866451] [2021-10-11 02:28:25,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:25,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:25,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:25,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:25,343 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2021-10-11 02:28:25,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:25,366 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2021-10-11 02:28:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:25,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:28:25,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:25,370 INFO L225 Difference]: With dead ends: 73 [2021-10-11 02:28:25,370 INFO L226 Difference]: Without dead ends: 35 [2021-10-11 02:28:25,371 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 02:28:25,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-11 02:28:25,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-11 02:28:25,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-10-11 02:28:25,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-10-11 02:28:25,376 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2021-10-11 02:28:25,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:25,377 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-10-11 02:28:25,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:25,377 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-10-11 02:28:25,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:28:25,378 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:25,378 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 02:28:25,594 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:28:25,595 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:25,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:25,596 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2021-10-11 02:28:25,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:25,597 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [504347090] [2021-10-11 02:28:25,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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 02:28:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:25,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:25,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:25,795 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 02:28:25,796 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:25,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [504347090] [2021-10-11 02:28:25,796 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:25,797 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:25,797 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605741021] [2021-10-11 02:28:25,797 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:25,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:25,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:25,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:25,799 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2021-10-11 02:28:25,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:25,856 INFO L93 Difference]: Finished difference Result 93 states and 135 transitions. [2021-10-11 02:28:25,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:25,857 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:28:25,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:25,860 INFO L225 Difference]: With dead ends: 93 [2021-10-11 02:28:25,860 INFO L226 Difference]: Without dead ends: 64 [2021-10-11 02:28:25,861 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 02:28:25,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-10-11 02:28:25,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2021-10-11 02:28:25,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2021-10-11 02:28:25,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2021-10-11 02:28:25,884 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 22 [2021-10-11 02:28:25,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:25,884 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2021-10-11 02:28:25,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:25,884 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2021-10-11 02:28:25,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:28:25,885 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:25,885 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:26,086 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:28:26,086 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:26,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:26,087 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2021-10-11 02:28:26,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:26,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1478567565] [2021-10-11 02:28:26,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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 02:28:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:26,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:28:26,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:26,315 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 02:28:26,315 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:26,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1478567565] [2021-10-11 02:28:26,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:26,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:28:26,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766867437] [2021-10-11 02:28:26,317 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:28:26,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:26,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:28:26,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:28:26,318 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand 5 states. [2021-10-11 02:28:26,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:26,437 INFO L93 Difference]: Finished difference Result 229 states and 347 transitions. [2021-10-11 02:28:26,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:28:26,438 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:28:26,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:26,440 INFO L225 Difference]: With dead ends: 229 [2021-10-11 02:28:26,440 INFO L226 Difference]: Without dead ends: 175 [2021-10-11 02:28:26,441 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:28:26,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-10-11 02:28:26,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 108. [2021-10-11 02:28:26,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2021-10-11 02:28:26,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 155 transitions. [2021-10-11 02:28:26,458 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 155 transitions. Word has length 23 [2021-10-11 02:28:26,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:26,458 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 155 transitions. [2021-10-11 02:28:26,458 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:28:26,459 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 155 transitions. [2021-10-11 02:28:26,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:28:26,460 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:26,460 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 02:28:26,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:28:26,682 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:26,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:26,682 INFO L82 PathProgramCache]: Analyzing trace with hash 255216756, now seen corresponding path program 1 times [2021-10-11 02:28:26,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:26,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1056546133] [2021-10-11 02:28:26,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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 02:28:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:26,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:28:26,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:26,919 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 02:28:26,919 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:26,920 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1056546133] [2021-10-11 02:28:26,920 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:26,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:28:26,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139865757] [2021-10-11 02:28:26,921 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:28:26,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:26,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:28:26,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:28:26,922 INFO L87 Difference]: Start difference. First operand 108 states and 155 transitions. Second operand 6 states. [2021-10-11 02:28:28,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:28,626 INFO L93 Difference]: Finished difference Result 314 states and 468 transitions. [2021-10-11 02:28:28,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:28:28,626 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2021-10-11 02:28:28,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:28,629 INFO L225 Difference]: With dead ends: 314 [2021-10-11 02:28:28,629 INFO L226 Difference]: Without dead ends: 260 [2021-10-11 02:28:28,630 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:28:28,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-10-11 02:28:28,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 204. [2021-10-11 02:28:28,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2021-10-11 02:28:28,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 295 transitions. [2021-10-11 02:28:28,658 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 295 transitions. Word has length 24 [2021-10-11 02:28:28,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:28,658 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 295 transitions. [2021-10-11 02:28:28,658 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:28:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 295 transitions. [2021-10-11 02:28:28,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:28:28,671 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:28,672 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 02:28:28,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:28:28,884 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:28,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:28,885 INFO L82 PathProgramCache]: Analyzing trace with hash -746802105, now seen corresponding path program 1 times [2021-10-11 02:28:28,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:28,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1864194706] [2021-10-11 02:28:28,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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 02:28:29,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:29,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:29,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:29,098 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 02:28:29,098 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:29,098 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1864194706] [2021-10-11 02:28:29,098 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:29,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:29,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881759123] [2021-10-11 02:28:29,099 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:29,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:29,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:29,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:29,100 INFO L87 Difference]: Start difference. First operand 204 states and 295 transitions. Second operand 3 states. [2021-10-11 02:28:30,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:30,826 INFO L93 Difference]: Finished difference Result 542 states and 791 transitions. [2021-10-11 02:28:30,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:30,827 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:28:30,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:30,829 INFO L225 Difference]: With dead ends: 542 [2021-10-11 02:28:30,830 INFO L226 Difference]: Without dead ends: 344 [2021-10-11 02:28:30,834 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 02:28:30,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2021-10-11 02:28:30,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 340. [2021-10-11 02:28:30,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2021-10-11 02:28:30,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 483 transitions. [2021-10-11 02:28:30,893 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 483 transitions. Word has length 24 [2021-10-11 02:28:30,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:30,893 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 483 transitions. [2021-10-11 02:28:30,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:30,894 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 483 transitions. [2021-10-11 02:28:30,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:28:30,901 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:30,901 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 02:28:31,107 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:28:31,107 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:31,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:31,108 INFO L82 PathProgramCache]: Analyzing trace with hash -2101366400, now seen corresponding path program 1 times [2021-10-11 02:28:31,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:31,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1148591337] [2021-10-11 02:28:31,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/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 02:28:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:31,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:31,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:31,331 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 02:28:31,331 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:31,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1148591337] [2021-10-11 02:28:31,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:31,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:31,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424594510] [2021-10-11 02:28:31,333 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:31,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:31,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:31,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:31,334 INFO L87 Difference]: Start difference. First operand 340 states and 483 transitions. Second operand 3 states. [2021-10-11 02:28:31,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:31,351 INFO L93 Difference]: Finished difference Result 412 states and 587 transitions. [2021-10-11 02:28:31,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:31,351 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:28:31,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:31,352 INFO L225 Difference]: With dead ends: 412 [2021-10-11 02:28:31,352 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:28:31,353 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:31,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:28:31,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:28:31,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:28:31,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:28:31,354 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 02:28:31,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:31,354 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:28:31,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:31,354 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:28:31,355 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:28:31,571 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:28:31,573 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:28:32,118 INFO L262 CegarLoopResult]: For program point L894(lines 894 900) no Hoare annotation was computed. [2021-10-11 02:28:32,119 INFO L258 CegarLoopResult]: At program point L894-1(lines 894 900) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2))) [2021-10-11 02:28:32,119 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:28:32,119 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:28:32,119 INFO L258 CegarLoopResult]: At program point L763(lines 758 766) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:28:32,119 INFO L258 CegarLoopResult]: At program point L763-1(lines 758 766) the Hoare annotation is: false [2021-10-11 02:28:32,119 INFO L258 CegarLoopResult]: At program point L763-2(lines 758 766) the Hoare annotation is: false [2021-10-11 02:28:32,119 INFO L262 CegarLoopResult]: For program point L532(lines 532 549) no Hoare annotation was computed. [2021-10-11 02:28:32,119 INFO L262 CegarLoopResult]: For program point L532-1(lines 532 549) no Hoare annotation was computed. [2021-10-11 02:28:32,120 INFO L262 CegarLoopResult]: For program point L532-2(lines 532 549) no Hoare annotation was computed. [2021-10-11 02:28:32,120 INFO L258 CegarLoopResult]: At program point L500(lines 499 518) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:28:32,120 INFO L262 CegarLoopResult]: For program point L500-1(lines 500 506) no Hoare annotation was computed. [2021-10-11 02:28:32,120 INFO L258 CegarLoopResult]: At program point L500-2(lines 499 518) the Hoare annotation is: false [2021-10-11 02:28:32,120 INFO L258 CegarLoopResult]: At program point L500-3(lines 499 518) the Hoare annotation is: false [2021-10-11 02:28:32,120 INFO L262 CegarLoopResult]: For program point L666(lines 666 672) no Hoare annotation was computed. [2021-10-11 02:28:32,120 INFO L258 CegarLoopResult]: At program point L666-1(lines 666 672) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:28:32,120 INFO L262 CegarLoopResult]: For program point L914(lines 914 929) no Hoare annotation was computed. [2021-10-11 02:28:32,120 INFO L262 CegarLoopResult]: For program point L536(lines 536 544) no Hoare annotation was computed. [2021-10-11 02:28:32,121 INFO L262 CegarLoopResult]: For program point L536-1(lines 536 544) no Hoare annotation was computed. [2021-10-11 02:28:32,121 INFO L258 CegarLoopResult]: At program point L470(lines 1 941) 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 02:28:32,121 INFO L262 CegarLoopResult]: For program point L536-2(lines 536 544) no Hoare annotation was computed. [2021-10-11 02:28:32,121 INFO L262 CegarLoopResult]: For program point L718(lines 718 722) no Hoare annotation was computed. [2021-10-11 02:28:32,121 INFO L262 CegarLoopResult]: For program point L652(lines 652 656) no Hoare annotation was computed. [2021-10-11 02:28:32,121 INFO L262 CegarLoopResult]: For program point L652-2(lines 652 656) no Hoare annotation was computed. [2021-10-11 02:28:32,121 INFO L262 CegarLoopResult]: For program point L652-3(lines 652 656) no Hoare annotation was computed. [2021-10-11 02:28:32,121 INFO L262 CegarLoopResult]: For program point L652-5(lines 652 656) no Hoare annotation was computed. [2021-10-11 02:28:32,121 INFO L262 CegarLoopResult]: For program point L652-6(lines 652 656) no Hoare annotation was computed. [2021-10-11 02:28:32,121 INFO L262 CegarLoopResult]: For program point L652-8(lines 652 656) no Hoare annotation was computed. [2021-10-11 02:28:32,121 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:28:32,122 INFO L258 CegarLoopResult]: At program point L603(lines 598 606) the Hoare annotation is: false [2021-10-11 02:28:32,122 INFO L258 CegarLoopResult]: At program point L603-1(lines 598 606) the Hoare annotation is: false [2021-10-11 02:28:32,122 INFO L258 CegarLoopResult]: At program point L603-2(lines 598 606) the Hoare annotation is: false [2021-10-11 02:28:32,123 INFO L258 CegarLoopResult]: At program point L934(lines 883 935) the Hoare annotation is: false [2021-10-11 02:28:32,123 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:28:32,123 INFO L262 CegarLoopResult]: For program point L885(lines 884 933) no Hoare annotation was computed. [2021-10-11 02:28:32,123 INFO L265 CegarLoopResult]: At program point L869(lines 850 872) the Hoare annotation is: true [2021-10-11 02:28:32,124 INFO L258 CegarLoopResult]: At program point L836(lines 832 838) 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 02:28:32,124 INFO L262 CegarLoopResult]: For program point L886(lines 886 890) no Hoare annotation was computed. [2021-10-11 02:28:32,124 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:28:32,124 INFO L258 CegarLoopResult]: At program point L507(lines 507 513) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:28:32,124 INFO L258 CegarLoopResult]: At program point L507-1(lines 507 513) the Hoare annotation is: false [2021-10-11 02:28:32,124 INFO L258 CegarLoopResult]: At program point L507-2(lines 507 513) the Hoare annotation is: false [2021-10-11 02:28:32,125 INFO L258 CegarLoopResult]: At program point L788-2(lines 788 802) the Hoare annotation is: false [2021-10-11 02:28:32,125 INFO L262 CegarLoopResult]: For program point L904(lines 904 910) no Hoare annotation was computed. [2021-10-11 02:28:32,125 INFO L258 CegarLoopResult]: At program point L904-1(lines 904 910) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2))) [2021-10-11 02:28:32,125 INFO L258 CegarLoopResult]: At program point L772(lines 767 775) the Hoare annotation is: false [2021-10-11 02:28:32,125 INFO L258 CegarLoopResult]: At program point L772-1(lines 767 775) the Hoare annotation is: false [2021-10-11 02:28:32,126 INFO L262 CegarLoopResult]: For program point L706(lines 706 710) no Hoare annotation was computed. [2021-10-11 02:28:32,126 INFO L258 CegarLoopResult]: At program point L772-2(lines 767 775) the Hoare annotation is: false [2021-10-11 02:28:32,126 INFO L262 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2021-10-11 02:28:32,126 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 02:28:32,126 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 02:28:32,126 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 02:28:32,126 INFO L262 CegarLoopResult]: For program point L922(lines 922 928) no Hoare annotation was computed. [2021-10-11 02:28:32,127 INFO L258 CegarLoopResult]: At program point L922-1(lines 500 506) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:28:32,127 INFO L258 CegarLoopResult]: At program point L658(lines 643 661) the Hoare annotation is: false [2021-10-11 02:28:32,127 INFO L258 CegarLoopResult]: At program point L658-1(lines 643 661) the Hoare annotation is: false [2021-10-11 02:28:32,127 INFO L258 CegarLoopResult]: At program point L658-2(lines 643 661) the Hoare annotation is: false [2021-10-11 02:28:32,127 INFO L262 CegarLoopResult]: For program point L427(lines 427 440) no Hoare annotation was computed. [2021-10-11 02:28:32,128 INFO L258 CegarLoopResult]: At program point L427-1(lines 1 941) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv4294967294 32)))))) [2021-10-11 02:28:32,128 INFO L262 CegarLoopResult]: For program point L427-2(lines 427 440) no Hoare annotation was computed. [2021-10-11 02:28:32,128 INFO L258 CegarLoopResult]: At program point L427-3(lines 1 941) the Hoare annotation is: false [2021-10-11 02:28:32,128 INFO L262 CegarLoopResult]: For program point L427-4(lines 427 440) no Hoare annotation was computed. [2021-10-11 02:28:32,128 INFO L258 CegarLoopResult]: At program point L427-5(lines 1 941) the Hoare annotation is: false [2021-10-11 02:28:32,129 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:28:32,129 INFO L258 CegarLoopResult]: At program point L478(lines 473 481) 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 02:28:32,129 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:28:32,129 INFO L262 CegarLoopResult]: For program point L792(lines 792 796) no Hoare annotation was computed. [2021-10-11 02:28:32,129 INFO L262 CegarLoopResult]: For program point L792-1(lines 500 506) no Hoare annotation was computed. [2021-10-11 02:28:32,129 INFO L262 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2021-10-11 02:28:32,130 INFO L262 CegarLoopResult]: For program point L694-3(lines 694 698) no Hoare annotation was computed. [2021-10-11 02:28:32,130 INFO L262 CegarLoopResult]: For program point L694-6(lines 694 698) no Hoare annotation was computed. [2021-10-11 02:28:32,130 INFO L262 CegarLoopResult]: For program point L860(lines 860 867) no Hoare annotation was computed. [2021-10-11 02:28:32,130 INFO L265 CegarLoopResult]: At program point L860-1(lines 860 867) the Hoare annotation is: true [2021-10-11 02:28:32,130 INFO L262 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2021-10-11 02:28:32,130 INFO L262 CegarLoopResult]: For program point L431-2(lines 431 437) no Hoare annotation was computed. [2021-10-11 02:28:32,131 INFO L262 CegarLoopResult]: For program point L431-4(lines 431 437) no Hoare annotation was computed. [2021-10-11 02:28:32,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:28:32 BoogieIcfgContainer [2021-10-11 02:28:32,152 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:28:32,153 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:28:32,153 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:28:32,153 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:28:32,154 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:24" (3/4) ... [2021-10-11 02:28:32,157 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:28:32,173 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:28:32,174 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:28:32,175 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:28:32,176 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:28:32,177 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:28:32,177 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:32,178 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:32,204 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(tmp, 4294967294bv32)) [2021-10-11 02:28:32,204 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) [2021-10-11 02:28:32,205 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) [2021-10-11 02:28:32,206 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) [2021-10-11 02:28:32,249 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ee3d11d-b06f-46f5-ae83-7a9355a09a29/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:28:32,250 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:28:32,251 INFO L168 Benchmark]: Toolchain (without parser) took 11461.02 ms. Allocated memory was 52.4 MB in the beginning and 77.6 MB in the end (delta: 25.2 MB). Free memory was 28.4 MB in the beginning and 22.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 31.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:32,252 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 52.4 MB. Free memory was 34.0 MB in the beginning and 34.0 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:32,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 828.51 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.2 MB in the beginning and 30.3 MB in the end (delta: -2.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:32,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.59 ms. Allocated memory is still 62.9 MB. Free memory was 30.3 MB in the beginning and 43.4 MB in the end (delta: -13.1 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:32,253 INFO L168 Benchmark]: Boogie Preprocessor took 80.71 ms. Allocated memory is still 62.9 MB. Free memory was 43.4 MB in the beginning and 41.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:32,254 INFO L168 Benchmark]: RCFGBuilder took 2565.83 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 41.0 MB in the beginning and 57.3 MB in the end (delta: -16.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:32,254 INFO L168 Benchmark]: TraceAbstraction took 7783.42 ms. Allocated memory is still 77.6 MB. Free memory was 56.8 MB in the beginning and 28.6 MB in the end (delta: 28.2 MB). Peak memory consumption was 37.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:32,254 INFO L168 Benchmark]: Witness Printer took 96.92 ms. Allocated memory is still 77.6 MB. Free memory was 28.6 MB in the beginning and 22.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:32,257 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 52.4 MB. Free memory was 34.0 MB in the beginning and 34.0 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 828.51 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.2 MB in the beginning and 30.3 MB in the end (delta: -2.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.59 ms. Allocated memory is still 62.9 MB. Free memory was 30.3 MB in the beginning and 43.4 MB in the end (delta: -13.1 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.71 ms. Allocated memory is still 62.9 MB. Free memory was 43.4 MB in the beginning and 41.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2565.83 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 41.0 MB in the beginning and 57.3 MB in the end (delta: -16.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7783.42 ms. Allocated memory is still 77.6 MB. Free memory was 56.8 MB in the beginning and 28.6 MB in the end (delta: 28.2 MB). Peak memory consumption was 37.2 MB. Max. memory is 16.1 GB. * Witness Printer took 96.92 ms. Allocated memory is still 77.6 MB. Free memory was 28.6 MB in the beginning and 22.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: 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: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(tmp, 4294967294bv32)) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: 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: 499]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 473]: 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: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.1s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 490 SDtfs, 432 SDslu, 486 SDs, 0 SdLazy, 112 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=340occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 131 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 64 NumberOfFragments, 336 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1073 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7332 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1379 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...