./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product05.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_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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_250acc45-92e0-4373-b138-250c8ea2e86f/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 54de820f8826d5a923d0e18bf6368976e6ed9c86 ............................................................................................................................................ 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_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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_250acc45-92e0-4373-b138-250c8ea2e86f/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 54de820f8826d5a923d0e18bf6368976e6ed9c86 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:22:38,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:22:38,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:22:38,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:22:38,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:22:38,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:22:38,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:22:38,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:22:38,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:22:38,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:22:38,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:22:38,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:22:38,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:22:38,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:22:38,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:22:38,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:22:38,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:22:38,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:22:38,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:22:38,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:22:38,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:22:38,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:22:38,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:22:38,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:22:38,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:22:38,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:22:38,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:22:38,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:22:38,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:22:38,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:22:38,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:22:38,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:22:38,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:22:38,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:22:38,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:22:38,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:22:38,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:22:38,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:22:38,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:22:38,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:22:38,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:22:38,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:22:38,439 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:22:38,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:22:38,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:22:38,446 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:22:38,446 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:22:38,447 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:22:38,447 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:22:38,447 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:22:38,454 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:22:38,454 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:22:38,455 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:22:38,455 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:22:38,456 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:22:38,456 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:22:38,456 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:22:38,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:22:38,457 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:22:38,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:22:38,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:22:38,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:22:38,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:22:38,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:22:38,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:22:38,458 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:22:38,459 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:22:38,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:22:38,459 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:22:38,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:22:38,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:22:38,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:22:38,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:38,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:22:38,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:22:38,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:22:38,463 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:22:38,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:22:38,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:22:38,463 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:22:38,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:22:38,464 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_250acc45-92e0-4373-b138-250c8ea2e86f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54de820f8826d5a923d0e18bf6368976e6ed9c86 [2021-10-11 02:22:38,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:22:38,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:22:38,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:22:38,755 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:22:38,755 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:22:38,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c [2021-10-11 02:22:38,824 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/data/0b15478ef/1e9914a9ffa44c929f11dc4f23b5e2ed/FLAGfee336105 [2021-10-11 02:22:39,349 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:22:39,350 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c [2021-10-11 02:22:39,363 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/data/0b15478ef/1e9914a9ffa44c929f11dc4f23b5e2ed/FLAGfee336105 [2021-10-11 02:22:39,660 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/data/0b15478ef/1e9914a9ffa44c929f11dc4f23b5e2ed [2021-10-11 02:22:39,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:22:39,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:22:39,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:39,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:22:39,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:22:39,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:39" (1/1) ... [2021-10-11 02:22:39,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f3fb07d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:39, skipping insertion in model container [2021-10-11 02:22:39,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:39" (1/1) ... [2021-10-11 02:22:39,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:22:39,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:40,067 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_250acc45-92e0-4373-b138-250c8ea2e86f/sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c[16318,16331] [2021-10-11 02:22:40,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:40,092 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 02:22:40,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f54d425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:40, skipping insertion in model container [2021-10-11 02:22:40,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:40,097 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:22:40,100 INFO L168 Benchmark]: Toolchain (without parser) took 434.34 ms. Allocated memory is still 134.2 MB. Free memory was 98.0 MB in the beginning and 108.8 MB in the end (delta: -10.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:40,103 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 134.2 MB. Free memory was 116.5 MB in the beginning and 116.3 MB in the end (delta: 188.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:40,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.25 ms. Allocated memory is still 134.2 MB. Free memory was 97.9 MB in the beginning and 108.8 MB in the end (delta: -10.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:40,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 134.2 MB. Free memory was 116.5 MB in the beginning and 116.3 MB in the end (delta: 188.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 431.25 ms. Allocated memory is still 134.2 MB. Free memory was 97.9 MB in the beginning and 108.8 MB in the end (delta: -10.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 156]: 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 02:22:42,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:22:42,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:22:42,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:22:42,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:22:42,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:22:42,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:22:42,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:22:42,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:22:42,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:22:42,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:22:42,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:22:42,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:22:42,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:22:42,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:22:42,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:22:42,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:22:42,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:22:42,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:22:42,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:22:42,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:22:42,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:22:42,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:22:42,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:22:42,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:22:42,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:22:42,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:22:42,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:22:42,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:22:42,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:22:42,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:22:42,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:22:42,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:22:42,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:22:42,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:22:42,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:22:42,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:22:42,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:22:42,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:22:42,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:22:42,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:22:42,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:22:42,755 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:22:42,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:22:42,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:22:42,758 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:22:42,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:22:42,759 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:22:42,759 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:22:42,760 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:22:42,760 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:22:42,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:22:42,763 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:22:42,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:22:42,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:22:42,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:22:42,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:22:42,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:22:42,765 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:22:42,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:22:42,766 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:22:42,766 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:22:42,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:22:42,766 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:22:42,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:22:42,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:22:42,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:22:42,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:22:42,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:42,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:22:42,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:22:42,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:22:42,769 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:22:42,769 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:22:42,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:22:42,770 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:22:42,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:22:42,771 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_250acc45-92e0-4373-b138-250c8ea2e86f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54de820f8826d5a923d0e18bf6368976e6ed9c86 [2021-10-11 02:22:43,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:22:43,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:22:43,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:22:43,314 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:22:43,315 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:22:43,316 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c [2021-10-11 02:22:43,409 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/data/2bff9e421/d6479df445434f5a9a4de557a1dce2e0/FLAG8d9795325 [2021-10-11 02:22:44,107 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:22:44,108 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c [2021-10-11 02:22:44,121 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/data/2bff9e421/d6479df445434f5a9a4de557a1dce2e0/FLAG8d9795325 [2021-10-11 02:22:44,370 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/data/2bff9e421/d6479df445434f5a9a4de557a1dce2e0 [2021-10-11 02:22:44,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:22:44,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:22:44,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:44,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:22:44,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:22:44,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:44" (1/1) ... [2021-10-11 02:22:44,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57561be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:44, skipping insertion in model container [2021-10-11 02:22:44,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:44" (1/1) ... [2021-10-11 02:22:44,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:22:44,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:44,841 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_250acc45-92e0-4373-b138-250c8ea2e86f/sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c[16318,16331] [2021-10-11 02:22:44,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:44,858 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:22:44,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:44,933 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_250acc45-92e0-4373-b138-250c8ea2e86f/sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c[16318,16331] [2021-10-11 02:22:44,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:44,940 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:22:45,022 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_250acc45-92e0-4373-b138-250c8ea2e86f/sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c[16318,16331] [2021-10-11 02:22:45,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:45,058 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:22:45,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45 WrapperNode [2021-10-11 02:22:45,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:45,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:22:45,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:22:45,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:22:45,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (1/1) ... [2021-10-11 02:22:45,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (1/1) ... [2021-10-11 02:22:45,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:22:45,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:22:45,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:22:45,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:22:45,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (1/1) ... [2021-10-11 02:22:45,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (1/1) ... [2021-10-11 02:22:45,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (1/1) ... [2021-10-11 02:22:45,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (1/1) ... [2021-10-11 02:22:45,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (1/1) ... [2021-10-11 02:22:45,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (1/1) ... [2021-10-11 02:22:45,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (1/1) ... [2021-10-11 02:22:45,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:22:45,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:22:45,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:22:45,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:22:45,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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 02:22:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:22:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:22:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:22:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:22:47,657 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:22:47,657 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-10-11 02:22:47,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:47 BoogieIcfgContainer [2021-10-11 02:22:47,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:22:47,660 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:22:47,660 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:22:47,663 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:22:47,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:22:44" (1/3) ... [2021-10-11 02:22:47,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4705ec27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:22:47, skipping insertion in model container [2021-10-11 02:22:47,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:45" (2/3) ... [2021-10-11 02:22:47,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4705ec27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:22:47, skipping insertion in model container [2021-10-11 02:22:47,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:47" (3/3) ... [2021-10-11 02:22:47,666 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product05.cil.c [2021-10-11 02:22:47,680 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:22:47,683 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:22:47,694 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:22:47,718 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:22:47,718 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:22:47,718 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:22:47,718 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:22:47,719 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:22:47,719 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:22:47,719 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:22:47,719 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:22:47,732 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2021-10-11 02:22:47,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:22:47,737 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:47,738 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:47,738 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:47,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:47,744 INFO L82 PathProgramCache]: Analyzing trace with hash -196866246, now seen corresponding path program 1 times [2021-10-11 02:22:47,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:47,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1928729104] [2021-10-11 02:22:47,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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 02:22:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:48,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:22:48,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:48,070 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 02:22:48,070 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:48,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1928729104] [2021-10-11 02:22:48,072 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:48,072 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:22:48,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141652387] [2021-10-11 02:22:48,077 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:22:48,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:48,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:22:48,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:22:48,093 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2021-10-11 02:22:48,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:48,128 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2021-10-11 02:22:48,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:22:48,130 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:22:48,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:48,148 INFO L225 Difference]: With dead ends: 132 [2021-10-11 02:22:48,148 INFO L226 Difference]: Without dead ends: 65 [2021-10-11 02:22:48,151 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 02:22:48,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2021-10-11 02:22:48,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2021-10-11 02:22:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2021-10-11 02:22:48,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2021-10-11 02:22:48,184 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2021-10-11 02:22:48,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:48,184 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2021-10-11 02:22:48,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:22:48,184 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2021-10-11 02:22:48,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:22:48,186 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:48,187 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 02:22:48,399 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:22:48,400 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:48,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:48,401 INFO L82 PathProgramCache]: Analyzing trace with hash -1243623143, now seen corresponding path program 1 times [2021-10-11 02:22:48,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:48,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1733527117] [2021-10-11 02:22:48,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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 02:22:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:48,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:22:48,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:48,639 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 02:22:48,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:48,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1733527117] [2021-10-11 02:22:48,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:48,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:22:48,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609835253] [2021-10-11 02:22:48,642 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:22:48,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:48,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:22:48,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:48,644 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2021-10-11 02:22:48,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:48,653 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2021-10-11 02:22:48,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:22:48,668 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:22:48,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:48,669 INFO L225 Difference]: With dead ends: 65 [2021-10-11 02:22:48,670 INFO L226 Difference]: Without dead ends: 31 [2021-10-11 02:22:48,671 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 02:22:48,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-11 02:22:48,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-11 02:22:48,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2021-10-11 02:22:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2021-10-11 02:22:48,677 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2021-10-11 02:22:48,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:48,678 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2021-10-11 02:22:48,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:22:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2021-10-11 02:22:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:22:48,679 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:48,679 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 02:22:48,890 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:22:48,891 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:48,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:48,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1744986874, now seen corresponding path program 1 times [2021-10-11 02:22:48,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:48,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [520685688] [2021-10-11 02:22:48,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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 02:22:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:49,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:22:49,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:49,163 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 02:22:49,163 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:49,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [520685688] [2021-10-11 02:22:49,165 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:49,165 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:22:49,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138897892] [2021-10-11 02:22:49,166 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:22:49,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:49,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:22:49,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:49,167 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2021-10-11 02:22:49,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:49,184 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2021-10-11 02:22:49,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:22:49,185 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:22:49,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:49,188 INFO L225 Difference]: With dead ends: 56 [2021-10-11 02:22:49,189 INFO L226 Difference]: Without dead ends: 31 [2021-10-11 02:22:49,190 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 02:22:49,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-11 02:22:49,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-11 02:22:49,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2021-10-11 02:22:49,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2021-10-11 02:22:49,203 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2021-10-11 02:22:49,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:49,204 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2021-10-11 02:22:49,204 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:22:49,204 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2021-10-11 02:22:49,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:22:49,206 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:49,206 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 02:22:49,416 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:22:49,417 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:49,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:49,417 INFO L82 PathProgramCache]: Analyzing trace with hash 75210305, now seen corresponding path program 1 times [2021-10-11 02:22:49,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:49,418 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1881709619] [2021-10-11 02:22:49,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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 02:22:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:49,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:22:49,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:49,658 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 02:22:49,659 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:49,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1881709619] [2021-10-11 02:22:49,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:49,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:22:49,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316833941] [2021-10-11 02:22:49,660 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:22:49,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:49,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:22:49,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:22:49,662 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2021-10-11 02:22:49,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:49,794 INFO L93 Difference]: Finished difference Result 110 states and 161 transitions. [2021-10-11 02:22:49,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:22:49,794 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:22:49,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:49,796 INFO L225 Difference]: With dead ends: 110 [2021-10-11 02:22:49,796 INFO L226 Difference]: Without dead ends: 85 [2021-10-11 02:22:49,797 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 02:22:49,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-11 02:22:49,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 52. [2021-10-11 02:22:49,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2021-10-11 02:22:49,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2021-10-11 02:22:49,809 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 23 [2021-10-11 02:22:49,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:49,809 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2021-10-11 02:22:49,809 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:22:49,810 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2021-10-11 02:22:49,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:22:49,810 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:49,811 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 02:22:50,026 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:22:50,027 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:50,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:50,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1803921405, now seen corresponding path program 1 times [2021-10-11 02:22:50,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:50,028 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [572015059] [2021-10-11 02:22:50,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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 02:22:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:50,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:22:50,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:50,344 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 02:22:50,344 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:50,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [572015059] [2021-10-11 02:22:50,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:50,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:22:50,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604792168] [2021-10-11 02:22:50,346 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:22:50,346 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:50,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:22:50,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:22:50,347 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 6 states. [2021-10-11 02:22:51,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:51,915 INFO L93 Difference]: Finished difference Result 143 states and 205 transitions. [2021-10-11 02:22:51,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:22:51,916 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2021-10-11 02:22:51,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:51,918 INFO L225 Difference]: With dead ends: 143 [2021-10-11 02:22:51,918 INFO L226 Difference]: Without dead ends: 118 [2021-10-11 02:22:51,919 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:22:51,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-10-11 02:22:51,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 94. [2021-10-11 02:22:51,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2021-10-11 02:22:51,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2021-10-11 02:22:51,942 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 24 [2021-10-11 02:22:51,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:51,943 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2021-10-11 02:22:51,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:22:51,943 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2021-10-11 02:22:51,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:22:51,948 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:51,948 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 02:22:52,156 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:22:52,157 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:52,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:52,157 INFO L82 PathProgramCache]: Analyzing trace with hash -840805216, now seen corresponding path program 1 times [2021-10-11 02:22:52,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:52,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [356291645] [2021-10-11 02:22:52,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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 02:22:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:52,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:22:52,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:52,382 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 02:22:52,383 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:52,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [356291645] [2021-10-11 02:22:52,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:52,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:22:52,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099177039] [2021-10-11 02:22:52,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:22:52,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:52,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:22:52,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:52,385 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand 3 states. [2021-10-11 02:22:53,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:53,708 INFO L93 Difference]: Finished difference Result 251 states and 355 transitions. [2021-10-11 02:22:53,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:22:53,708 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:22:53,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:53,710 INFO L225 Difference]: With dead ends: 251 [2021-10-11 02:22:53,710 INFO L226 Difference]: Without dead ends: 163 [2021-10-11 02:22:53,711 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 02:22:53,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2021-10-11 02:22:53,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 150. [2021-10-11 02:22:53,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2021-10-11 02:22:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 207 transitions. [2021-10-11 02:22:53,734 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 207 transitions. Word has length 24 [2021-10-11 02:22:53,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:53,734 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 207 transitions. [2021-10-11 02:22:53,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:22:53,734 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 207 transitions. [2021-10-11 02:22:53,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:22:53,736 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:53,736 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:53,944 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:22:53,945 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:53,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:53,945 INFO L82 PathProgramCache]: Analyzing trace with hash -2017502855, now seen corresponding path program 1 times [2021-10-11 02:22:53,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:53,946 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1760002235] [2021-10-11 02:22:53,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/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 02:22:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:54,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:22:54,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:54,195 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 02:22:54,195 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:54,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1760002235] [2021-10-11 02:22:54,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:54,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:22:54,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777606923] [2021-10-11 02:22:54,198 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:22:54,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:54,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:22:54,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:54,201 INFO L87 Difference]: Start difference. First operand 150 states and 207 transitions. Second operand 3 states. [2021-10-11 02:22:54,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:54,230 INFO L93 Difference]: Finished difference Result 184 states and 255 transitions. [2021-10-11 02:22:54,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:22:54,233 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-10-11 02:22:54,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:54,234 INFO L225 Difference]: With dead ends: 184 [2021-10-11 02:22:54,234 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:22:54,244 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:54,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:22:54,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:22:54,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:22:54,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:22:54,247 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-11 02:22:54,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:54,249 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:22:54,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:22:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:22:54,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:22:54,468 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:22:54,471 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:22:55,155 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 829) no Hoare annotation was computed. [2021-10-11 02:22:55,156 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:22:55,156 INFO L262 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2021-10-11 02:22:55,156 INFO L262 CegarLoopResult]: For program point L829-1(line 829) no Hoare annotation was computed. [2021-10-11 02:22:55,156 INFO L262 CegarLoopResult]: For program point L829-2(line 829) no Hoare annotation was computed. [2021-10-11 02:22:55,156 INFO L262 CegarLoopResult]: For program point L582(lines 582 589) no Hoare annotation was computed. [2021-10-11 02:22:55,156 INFO L265 CegarLoopResult]: At program point L582-1(lines 582 589) the Hoare annotation is: true [2021-10-11 02:22:55,156 INFO L262 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-10-11 02:22:55,157 INFO L262 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-10-11 02:22:55,157 INFO L262 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2021-10-11 02:22:55,157 INFO L258 CegarLoopResult]: At program point L748(lines 741 751) the Hoare annotation is: false [2021-10-11 02:22:55,157 INFO L258 CegarLoopResult]: At program point L748-1(lines 741 751) the Hoare annotation is: false [2021-10-11 02:22:55,157 INFO L258 CegarLoopResult]: At program point L748-2(lines 741 751) the Hoare annotation is: false [2021-10-11 02:22:55,157 INFO L262 CegarLoopResult]: For program point L616(lines 616 622) no Hoare annotation was computed. [2021-10-11 02:22:55,157 INFO L258 CegarLoopResult]: At program point L616-1(lines 616 622) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:22:55,158 INFO L258 CegarLoopResult]: At program point L864(lines 859 867) 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 02:22:55,158 INFO L258 CegarLoopResult]: At program point L123(lines 118 126) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= (_ bv2 32) ~waterLevel~0) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) .cse2))) [2021-10-11 02:22:55,158 INFO L258 CegarLoopResult]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2021-10-11 02:22:55,158 INFO L258 CegarLoopResult]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2021-10-11 02:22:55,158 INFO L258 CegarLoopResult]: At program point L652(lines 605 653) the Hoare annotation is: false [2021-10-11 02:22:55,158 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:22:55,158 INFO L262 CegarLoopResult]: For program point L636(lines 636 647) no Hoare annotation was computed. [2021-10-11 02:22:55,159 INFO L258 CegarLoopResult]: At program point L91(lines 86 94) the Hoare annotation is: false [2021-10-11 02:22:55,159 INFO L258 CegarLoopResult]: At program point L91-1(lines 86 94) the Hoare annotation is: false [2021-10-11 02:22:55,159 INFO L258 CegarLoopResult]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2021-10-11 02:22:55,159 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 829) no Hoare annotation was computed. [2021-10-11 02:22:55,159 INFO L258 CegarLoopResult]: At program point L555(lines 551 557) 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 02:22:55,159 INFO L262 CegarLoopResult]: For program point L704(lines 704 721) no Hoare annotation was computed. [2021-10-11 02:22:55,159 INFO L262 CegarLoopResult]: For program point L704-1(lines 704 721) no Hoare annotation was computed. [2021-10-11 02:22:55,159 INFO L262 CegarLoopResult]: For program point L704-2(lines 704 721) no Hoare annotation was computed. [2021-10-11 02:22:55,160 INFO L258 CegarLoopResult]: At program point L506-2(lines 506 520) the Hoare annotation is: false [2021-10-11 02:22:55,160 INFO L258 CegarLoopResult]: At program point L672(lines 671 690) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:22:55,160 INFO L262 CegarLoopResult]: For program point L672-1(lines 672 678) no Hoare annotation was computed. [2021-10-11 02:22:55,160 INFO L258 CegarLoopResult]: At program point L672-2(lines 671 690) the Hoare annotation is: false [2021-10-11 02:22:55,160 INFO L258 CegarLoopResult]: At program point L672-3(lines 671 690) the Hoare annotation is: false [2021-10-11 02:22:55,160 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:22:55,160 INFO L262 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2021-10-11 02:22:55,160 INFO L262 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-10-11 02:22:55,161 INFO L262 CegarLoopResult]: For program point L607(lines 606 651) no Hoare annotation was computed. [2021-10-11 02:22:55,161 INFO L265 CegarLoopResult]: At program point L591(lines 572 594) the Hoare annotation is: true [2021-10-11 02:22:55,161 INFO L262 CegarLoopResult]: For program point L608(lines 608 612) no Hoare annotation was computed. [2021-10-11 02:22:55,161 INFO L258 CegarLoopResult]: At program point L856(lines 1 867) 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 02:22:55,161 INFO L258 CegarLoopResult]: At program point L757(lines 752 760) the Hoare annotation is: false [2021-10-11 02:22:55,161 INFO L258 CegarLoopResult]: At program point L757-1(lines 752 760) the Hoare annotation is: false [2021-10-11 02:22:55,161 INFO L258 CegarLoopResult]: At program point L757-2(lines 752 760) the Hoare annotation is: false [2021-10-11 02:22:55,161 INFO L262 CegarLoopResult]: For program point L807(lines 807 820) no Hoare annotation was computed. [2021-10-11 02:22:55,162 INFO L258 CegarLoopResult]: At program point L807-1(lines 1 867) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv4294967294 32))) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) .cse2))) [2021-10-11 02:22:55,162 INFO L262 CegarLoopResult]: For program point L807-2(lines 807 820) no Hoare annotation was computed. [2021-10-11 02:22:55,162 INFO L262 CegarLoopResult]: For program point L708(lines 708 716) no Hoare annotation was computed. [2021-10-11 02:22:55,162 INFO L258 CegarLoopResult]: At program point L807-3(lines 1 867) the Hoare annotation is: false [2021-10-11 02:22:55,162 INFO L262 CegarLoopResult]: For program point L708-1(lines 708 716) no Hoare annotation was computed. [2021-10-11 02:22:55,162 INFO L262 CegarLoopResult]: For program point L807-4(lines 807 820) no Hoare annotation was computed. [2021-10-11 02:22:55,162 INFO L262 CegarLoopResult]: For program point L642(lines 642 646) no Hoare annotation was computed. [2021-10-11 02:22:55,162 INFO L262 CegarLoopResult]: For program point L708-2(lines 708 716) no Hoare annotation was computed. [2021-10-11 02:22:55,162 INFO L258 CegarLoopResult]: At program point L807-5(lines 1 867) the Hoare annotation is: false [2021-10-11 02:22:55,163 INFO L262 CegarLoopResult]: For program point L642-2(lines 672 678) no Hoare annotation was computed. [2021-10-11 02:22:55,163 INFO L262 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2021-10-11 02:22:55,163 INFO L262 CegarLoopResult]: For program point L510-1(lines 672 678) no Hoare annotation was computed. [2021-10-11 02:22:55,163 INFO L262 CegarLoopResult]: For program point L626(lines 626 632) no Hoare annotation was computed. [2021-10-11 02:22:55,163 INFO L258 CegarLoopResult]: At program point L626-1(lines 626 632) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:22:55,163 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:22:55,163 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 829) no Hoare annotation was computed. [2021-10-11 02:22:55,163 INFO L262 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-11 02:22:55,164 INFO L262 CegarLoopResult]: For program point L811(lines 811 817) no Hoare annotation was computed. [2021-10-11 02:22:55,164 INFO L262 CegarLoopResult]: For program point L811-2(lines 811 817) no Hoare annotation was computed. [2021-10-11 02:22:55,164 INFO L258 CegarLoopResult]: At program point L679(lines 679 685) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:22:55,164 INFO L262 CegarLoopResult]: For program point L811-4(lines 811 817) no Hoare annotation was computed. [2021-10-11 02:22:55,164 INFO L258 CegarLoopResult]: At program point L679-1(lines 679 685) the Hoare annotation is: false [2021-10-11 02:22:55,169 INFO L258 CegarLoopResult]: At program point L679-2(lines 679 685) the Hoare annotation is: false [2021-10-11 02:22:55,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:22:55 BoogieIcfgContainer [2021-10-11 02:22:55,204 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:22:55,204 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:22:55,204 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:22:55,205 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:22:55,205 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:47" (3/4) ... [2021-10-11 02:22:55,208 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:22:55,239 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:22:55,240 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:22:55,245 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:22:55,246 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:22:55,246 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:22:55,247 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:22:55,247 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:22:55,276 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == ~bvadd64(tmp, 4294967294bv32)) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:22:55,279 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && 2bv32 == waterLevel) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:22:55,342 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250acc45-92e0-4373-b138-250c8ea2e86f/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:22:55,343 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:22:55,345 INFO L168 Benchmark]: Toolchain (without parser) took 10968.00 ms. Allocated memory was 79.7 MB in the beginning and 134.2 MB in the end (delta: 54.5 MB). Free memory was 59.6 MB in the beginning and 94.2 MB in the end (delta: -34.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:55,345 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory is still 35.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:55,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.25 ms. Allocated memory is still 79.7 MB. Free memory was 59.4 MB in the beginning and 47.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:55,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.82 ms. Allocated memory is still 79.7 MB. Free memory was 47.0 MB in the beginning and 44.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:55,347 INFO L168 Benchmark]: Boogie Preprocessor took 38.88 ms. Allocated memory is still 79.7 MB. Free memory was 44.2 MB in the beginning and 42.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:55,348 INFO L168 Benchmark]: RCFGBuilder took 2472.54 ms. Allocated memory is still 79.7 MB. Free memory was 41.8 MB in the beginning and 47.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:55,349 INFO L168 Benchmark]: TraceAbstraction took 7543.81 ms. Allocated memory was 79.7 MB in the beginning and 134.2 MB in the end (delta: 54.5 MB). Free memory was 46.9 MB in the beginning and 100.5 MB in the end (delta: -53.6 MB). Peak memory consumption was 49.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:55,349 INFO L168 Benchmark]: Witness Printer took 138.58 ms. Allocated memory is still 134.2 MB. Free memory was 100.5 MB in the beginning and 94.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:55,352 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory is still 35.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 681.25 ms. Allocated memory is still 79.7 MB. Free memory was 59.4 MB in the beginning and 47.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.82 ms. Allocated memory is still 79.7 MB. Free memory was 47.0 MB in the beginning and 44.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.88 ms. Allocated memory is still 79.7 MB. Free memory was 44.2 MB in the beginning and 42.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2472.54 ms. Allocated memory is still 79.7 MB. Free memory was 41.8 MB in the beginning and 47.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7543.81 ms. Allocated memory was 79.7 MB in the beginning and 134.2 MB in the end (delta: 54.5 MB). Free memory was 46.9 MB in the beginning and 100.5 MB in the end (delta: -53.6 MB). Peak memory consumption was 49.1 MB. Max. memory is 16.1 GB. * Witness Printer took 138.58 ms. Allocated memory is still 134.2 MB. Free memory was 100.5 MB in the beginning and 94.2 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: 829]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 829]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 829]: 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: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: 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: 118]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && 2bv32 == waterLevel) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == ~bvadd64(tmp, 4294967294bv32)) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.7s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 422 SDtfs, 332 SDslu, 376 SDs, 0 SdLazy, 86 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 152 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=150occurred 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: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 70 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 44 NumberOfFragments, 275 HoareAnnotationTreeSize, 30 FomulaSimplifications, 297 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 30 FomulaSimplificationsInter, 88 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 8453 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1377 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...