./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product03.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_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/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_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/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_096da1f2-c851-4ad0-8432-1dade010e18e/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 13ebf7a23e8d3aae9476b8149d5c7997a6623274 ............................................................................................................................................ 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_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/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_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/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_096da1f2-c851-4ad0-8432-1dade010e18e/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 13ebf7a23e8d3aae9476b8149d5c7997a6623274 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 02:20:55,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:20:55,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:20:55,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:20:55,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:20:55,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:20:55,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:20:55,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:20:55,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:20:55,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:20:55,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:20:55,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:20:55,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:20:55,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:20:55,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:20:55,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:20:55,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:20:55,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:20:55,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:20:55,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:20:55,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:20:55,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:20:55,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:20:55,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:20:55,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:20:55,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:20:55,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:20:55,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:20:55,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:20:55,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:20:55,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:20:55,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:20:55,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:20:55,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:20:55,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:20:55,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:20:55,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:20:55,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:20:55,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:20:55,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:20:55,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:20:55,481 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:20:55,507 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:20:55,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:20:55,508 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:20:55,509 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:20:55,509 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:20:55,510 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:20:55,510 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:20:55,510 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:20:55,511 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:20:55,511 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:20:55,512 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:20:55,512 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:20:55,513 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:20:55,513 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:20:55,513 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:20:55,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:20:55,515 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:20:55,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:20:55,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:20:55,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:20:55,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:20:55,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:20:55,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:20:55,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:20:55,518 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:20:55,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:20:55,519 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:20:55,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:20:55,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:20:55,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:20:55,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:20:55,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:20:55,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:20:55,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:20:55,521 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:20:55,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:20:55,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:20:55,522 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:20:55,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:20:55,522 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_096da1f2-c851-4ad0-8432-1dade010e18e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ebf7a23e8d3aae9476b8149d5c7997a6623274 [2021-10-11 02:20:55,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:20:55,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:20:55,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:20:55,885 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:20:55,886 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:20:55,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2021-10-11 02:20:55,974 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/data/454da3d4c/9f5c650f94a447b49bd153b8430045fe/FLAGc333fde1a [2021-10-11 02:20:56,694 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:20:56,695 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2021-10-11 02:20:56,734 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/data/454da3d4c/9f5c650f94a447b49bd153b8430045fe/FLAGc333fde1a [2021-10-11 02:20:56,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/data/454da3d4c/9f5c650f94a447b49bd153b8430045fe [2021-10-11 02:20:56,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:20:56,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:20:56,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:56,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:20:56,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:20:56,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:56" (1/1) ... [2021-10-11 02:20:56,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e609de9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:56, skipping insertion in model container [2021-10-11 02:20:56,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:56" (1/1) ... [2021-10-11 02:20:56,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:20:56,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:20:57,336 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_096da1f2-c851-4ad0-8432-1dade010e18e/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c[19591,19604] [2021-10-11 02:20:57,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:57,577 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 02:20:57,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ecd2182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:57, skipping insertion in model container [2021-10-11 02:20:57,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:57,580 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:20:57,582 INFO L168 Benchmark]: Toolchain (without parser) took 702.31 ms. Allocated memory is still 102.8 MB. Free memory was 71.2 MB in the beginning and 67.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:57,584 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory is still 58.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:20:57,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.53 ms. Allocated memory is still 102.8 MB. Free memory was 71.0 MB in the beginning and 67.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:57,588 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 102.8 MB. Free memory is still 58.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 699.53 ms. Allocated memory is still 102.8 MB. Free memory was 71.0 MB in the beginning and 67.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1071]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:21:00,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:00,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:00,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:00,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:00,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:00,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:00,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:00,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:00,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:00,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:00,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:00,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:00,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:00,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:00,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:00,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:00,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:00,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:00,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:00,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:00,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:00,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:00,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:00,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:00,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:00,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:00,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:00,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:00,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:00,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:00,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:00,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:00,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:00,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:00,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:00,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:00,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:00,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:00,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:00,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:00,124 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:21:00,156 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:00,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:00,158 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:00,158 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:00,159 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:00,159 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:00,159 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:00,160 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:00,160 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:00,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:00,163 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:00,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:00,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:00,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:00,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:00,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:00,164 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:00,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:21:00,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:21:00,165 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:00,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:00,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:00,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:00,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:00,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:21:00,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:00,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:00,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:00,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:00,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:00,167 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:21:00,168 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:00,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:00,168 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:00,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:00,169 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_096da1f2-c851-4ad0-8432-1dade010e18e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ebf7a23e8d3aae9476b8149d5c7997a6623274 [2021-10-11 02:21:00,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:00,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:00,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:00,644 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:00,645 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:00,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2021-10-11 02:21:00,738 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/data/fb5ddfaf7/949f60560d064342b7ad6f9e30c14dd5/FLAG439ae0bfd [2021-10-11 02:21:01,460 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:01,461 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2021-10-11 02:21:01,495 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/data/fb5ddfaf7/949f60560d064342b7ad6f9e30c14dd5/FLAG439ae0bfd [2021-10-11 02:21:01,618 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/data/fb5ddfaf7/949f60560d064342b7ad6f9e30c14dd5 [2021-10-11 02:21:01,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:01,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:01,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:01,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:01,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:01,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:01" (1/1) ... [2021-10-11 02:21:01,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b61e922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:01, skipping insertion in model container [2021-10-11 02:21:01,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:01" (1/1) ... [2021-10-11 02:21:01,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:01,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:02,090 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_096da1f2-c851-4ad0-8432-1dade010e18e/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c[19591,19604] [2021-10-11 02:21:02,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:02,295 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:21:02,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:02,369 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_096da1f2-c851-4ad0-8432-1dade010e18e/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c[19591,19604] [2021-10-11 02:21:02,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:02,469 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:21:02,517 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_096da1f2-c851-4ad0-8432-1dade010e18e/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c[19591,19604] [2021-10-11 02:21:02,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:02,618 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:21:02,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02 WrapperNode [2021-10-11 02:21:02,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:02,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:02,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:21:02,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:21:02,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (1/1) ... [2021-10-11 02:21:02,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (1/1) ... [2021-10-11 02:21:02,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:02,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:21:02,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:21:02,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:21:02,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (1/1) ... [2021-10-11 02:21:02,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (1/1) ... [2021-10-11 02:21:02,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (1/1) ... [2021-10-11 02:21:02,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (1/1) ... [2021-10-11 02:21:02,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (1/1) ... [2021-10-11 02:21:02,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (1/1) ... [2021-10-11 02:21:02,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (1/1) ... [2021-10-11 02:21:02,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:21:02,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:21:02,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:21:02,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:21:02,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-11 02:21:02,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:21:02,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:21:02,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:21:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:21:06,063 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:21:06,064 INFO L299 CfgBuilder]: Removed 111 assume(true) statements. [2021-10-11 02:21:06,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:06 BoogieIcfgContainer [2021-10-11 02:21:06,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:21:06,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:21:06,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:21:06,074 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:21:06,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:21:01" (1/3) ... [2021-10-11 02:21:06,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@267c388b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:06, skipping insertion in model container [2021-10-11 02:21:06,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:02" (2/3) ... [2021-10-11 02:21:06,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@267c388b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:06, skipping insertion in model container [2021-10-11 02:21:06,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:06" (3/3) ... [2021-10-11 02:21:06,081 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2021-10-11 02:21:06,096 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:21:06,100 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-10-11 02:21:06,111 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-11 02:21:06,155 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:21:06,155 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:21:06,156 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:21:06,156 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:21:06,156 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:21:06,156 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:21:06,156 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:21:06,157 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:21:06,175 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states. [2021-10-11 02:21:06,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:21:06,186 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:06,187 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:06,187 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:06,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:06,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1526697543, now seen corresponding path program 1 times [2021-10-11 02:21:06,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:06,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [229769466] [2021-10-11 02:21:06,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:06,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:21:06,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:06,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:06,791 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:06,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [229769466] [2021-10-11 02:21:06,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:06,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:06,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238500762] [2021-10-11 02:21:06,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:21:06,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:06,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:21:06,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:06,820 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 2 states. [2021-10-11 02:21:06,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:06,851 INFO L93 Difference]: Finished difference Result 189 states and 299 transitions. [2021-10-11 02:21:06,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:21:06,852 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2021-10-11 02:21:06,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:06,864 INFO L225 Difference]: With dead ends: 189 [2021-10-11 02:21:06,865 INFO L226 Difference]: Without dead ends: 107 [2021-10-11 02:21:06,868 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:06,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-11 02:21:06,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-10-11 02:21:06,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2021-10-11 02:21:06,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 170 transitions. [2021-10-11 02:21:06,914 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 170 transitions. Word has length 32 [2021-10-11 02:21:06,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:06,914 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 170 transitions. [2021-10-11 02:21:06,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:21:06,915 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2021-10-11 02:21:06,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:21:06,917 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:06,917 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:07,139 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:21:07,139 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:07,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:07,140 INFO L82 PathProgramCache]: Analyzing trace with hash -380016211, now seen corresponding path program 1 times [2021-10-11 02:21:07,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:07,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1205429920] [2021-10-11 02:21:07,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:07,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:21:07,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:07,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:07,662 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:07,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1205429920] [2021-10-11 02:21:07,663 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:07,663 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:07,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701816267] [2021-10-11 02:21:07,667 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:07,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:07,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:07,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:07,669 INFO L87 Difference]: Start difference. First operand 107 states and 170 transitions. Second operand 3 states. [2021-10-11 02:21:07,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:07,766 INFO L93 Difference]: Finished difference Result 294 states and 468 transitions. [2021-10-11 02:21:07,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:07,767 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2021-10-11 02:21:07,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:07,771 INFO L225 Difference]: With dead ends: 294 [2021-10-11 02:21:07,774 INFO L226 Difference]: Without dead ends: 198 [2021-10-11 02:21:07,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:07,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-11 02:21:07,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 106. [2021-10-11 02:21:07,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2021-10-11 02:21:07,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 166 transitions. [2021-10-11 02:21:07,803 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 166 transitions. Word has length 33 [2021-10-11 02:21:07,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:07,804 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 166 transitions. [2021-10-11 02:21:07,804 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:07,804 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 166 transitions. [2021-10-11 02:21:07,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:21:07,806 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:07,806 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:08,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:21:08,007 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:08,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:08,008 INFO L82 PathProgramCache]: Analyzing trace with hash -2080487648, now seen corresponding path program 1 times [2021-10-11 02:21:08,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:08,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [712938228] [2021-10-11 02:21:08,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:08,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:21:08,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:08,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:08,523 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:08,524 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [712938228] [2021-10-11 02:21:08,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:08,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:08,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822081211] [2021-10-11 02:21:08,524 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:08,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:08,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:08,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:08,526 INFO L87 Difference]: Start difference. First operand 106 states and 166 transitions. Second operand 3 states. [2021-10-11 02:21:08,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:08,570 INFO L93 Difference]: Finished difference Result 198 states and 312 transitions. [2021-10-11 02:21:08,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:08,571 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2021-10-11 02:21:08,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:08,576 INFO L225 Difference]: With dead ends: 198 [2021-10-11 02:21:08,576 INFO L226 Difference]: Without dead ends: 107 [2021-10-11 02:21:08,581 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:08,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-11 02:21:08,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 106. [2021-10-11 02:21:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2021-10-11 02:21:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 163 transitions. [2021-10-11 02:21:08,601 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 163 transitions. Word has length 34 [2021-10-11 02:21:08,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:08,601 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 163 transitions. [2021-10-11 02:21:08,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:08,602 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 163 transitions. [2021-10-11 02:21:08,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 02:21:08,603 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:08,603 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:08,823 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:21:08,824 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:08,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:08,824 INFO L82 PathProgramCache]: Analyzing trace with hash 77051259, now seen corresponding path program 1 times [2021-10-11 02:21:08,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:08,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [35809802] [2021-10-11 02:21:08,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:09,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:09,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:09,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:09,232 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:09,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [35809802] [2021-10-11 02:21:09,232 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:09,232 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:09,232 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19151056] [2021-10-11 02:21:09,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:09,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:09,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:09,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:09,234 INFO L87 Difference]: Start difference. First operand 106 states and 163 transitions. Second operand 3 states. [2021-10-11 02:21:09,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:09,249 INFO L93 Difference]: Finished difference Result 169 states and 255 transitions. [2021-10-11 02:21:09,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:09,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2021-10-11 02:21:09,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:09,251 INFO L225 Difference]: With dead ends: 169 [2021-10-11 02:21:09,251 INFO L226 Difference]: Without dead ends: 109 [2021-10-11 02:21:09,251 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:09,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-10-11 02:21:09,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2021-10-11 02:21:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2021-10-11 02:21:09,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 165 transitions. [2021-10-11 02:21:09,261 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 165 transitions. Word has length 36 [2021-10-11 02:21:09,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:09,261 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 165 transitions. [2021-10-11 02:21:09,261 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 165 transitions. [2021-10-11 02:21:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-11 02:21:09,263 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:09,263 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:09,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:21:09,484 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:09,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:09,484 INFO L82 PathProgramCache]: Analyzing trace with hash -382569238, now seen corresponding path program 1 times [2021-10-11 02:21:09,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:09,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097313184] [2021-10-11 02:21:09,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:09,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:09,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:21:09,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:09,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:09,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:09,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:09,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1097313184] [2021-10-11 02:21:09,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [473871914] [2021-10-11 02:21:09,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:10,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-11 02:21:10,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:10,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:21:10,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:10,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:21:10,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [4, 4] total 13 [2021-10-11 02:21:10,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468388495] [2021-10-11 02:21:10,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-10-11 02:21:10,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:10,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-11 02:21:10,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:21:10,552 INFO L87 Difference]: Start difference. First operand 108 states and 165 transitions. Second operand 9 states. [2021-10-11 02:21:14,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:14,890 INFO L93 Difference]: Finished difference Result 454 states and 632 transitions. [2021-10-11 02:21:14,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-11 02:21:14,891 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 41 [2021-10-11 02:21:14,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:14,895 INFO L225 Difference]: With dead ends: 454 [2021-10-11 02:21:14,895 INFO L226 Difference]: Without dead ends: 415 [2021-10-11 02:21:14,897 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=260, Invalid=796, Unknown=0, NotChecked=0, Total=1056 [2021-10-11 02:21:14,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2021-10-11 02:21:14,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 156. [2021-10-11 02:21:14,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2021-10-11 02:21:14,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 235 transitions. [2021-10-11 02:21:14,937 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 235 transitions. Word has length 41 [2021-10-11 02:21:14,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:14,939 INFO L481 AbstractCegarLoop]: Abstraction has 156 states and 235 transitions. [2021-10-11 02:21:14,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-10-11 02:21:14,940 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 235 transitions. [2021-10-11 02:21:14,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-11 02:21:14,947 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:14,948 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:15,350 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt,6 mathsat -unsat_core_generation=3 [2021-10-11 02:21:15,350 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:15,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:15,351 INFO L82 PathProgramCache]: Analyzing trace with hash -432538479, now seen corresponding path program 1 times [2021-10-11 02:21:15,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:15,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1579219483] [2021-10-11 02:21:15,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:15,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:21:15,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:15,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:15,783 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:15,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:15,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1579219483] [2021-10-11 02:21:15,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1766805859] [2021-10-11 02:21:15,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:16,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-11 02:21:16,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:16,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:21:16,268 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:16,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:21:16,269 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [4, 4] total 10 [2021-10-11 02:21:16,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802762598] [2021-10-11 02:21:16,269 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:21:16,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:16,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:21:16,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-11 02:21:16,275 INFO L87 Difference]: Start difference. First operand 156 states and 235 transitions. Second operand 6 states. [2021-10-11 02:21:16,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:16,458 INFO L93 Difference]: Finished difference Result 238 states and 348 transitions. [2021-10-11 02:21:16,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:21:16,459 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 42 [2021-10-11 02:21:16,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:16,461 INFO L225 Difference]: With dead ends: 238 [2021-10-11 02:21:16,461 INFO L226 Difference]: Without dead ends: 160 [2021-10-11 02:21:16,463 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:21:16,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2021-10-11 02:21:16,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 149. [2021-10-11 02:21:16,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2021-10-11 02:21:16,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 221 transitions. [2021-10-11 02:21:16,483 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 221 transitions. Word has length 42 [2021-10-11 02:21:16,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:16,483 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 221 transitions. [2021-10-11 02:21:16,483 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:21:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 221 transitions. [2021-10-11 02:21:16,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-11 02:21:16,487 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:16,487 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:16,897 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt,8 mathsat -unsat_core_generation=3 [2021-10-11 02:21:16,897 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:16,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:16,897 INFO L82 PathProgramCache]: Analyzing trace with hash -1755201452, now seen corresponding path program 1 times [2021-10-11 02:21:16,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:16,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1346076358] [2021-10-11 02:21:16,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:17,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:21:17,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:17,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:17,236 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:17,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:17,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1346076358] [2021-10-11 02:21:17,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1428780743] [2021-10-11 02:21:17,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:17,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:17,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:17,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:21:17,712 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:17,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:21:17,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2021-10-11 02:21:17,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621009032] [2021-10-11 02:21:17,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:17,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:17,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:17,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:21:17,713 INFO L87 Difference]: Start difference. First operand 149 states and 221 transitions. Second operand 5 states. [2021-10-11 02:21:17,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:17,948 INFO L93 Difference]: Finished difference Result 396 states and 584 transitions. [2021-10-11 02:21:17,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:21:17,949 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 42 [2021-10-11 02:21:17,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:17,953 INFO L225 Difference]: With dead ends: 396 [2021-10-11 02:21:17,953 INFO L226 Difference]: Without dead ends: 328 [2021-10-11 02:21:17,954 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:21:17,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-10-11 02:21:17,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 259. [2021-10-11 02:21:17,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2021-10-11 02:21:17,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 393 transitions. [2021-10-11 02:21:17,996 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 393 transitions. Word has length 42 [2021-10-11 02:21:17,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:17,999 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 393 transitions. [2021-10-11 02:21:17,999 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:18,001 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 393 transitions. [2021-10-11 02:21:18,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-11 02:21:18,003 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:18,003 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:18,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3,11 cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:18,419 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:18,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:18,419 INFO L82 PathProgramCache]: Analyzing trace with hash 678333060, now seen corresponding path program 1 times [2021-10-11 02:21:18,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:18,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [31057548] [2021-10-11 02:21:18,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:18,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:21:18,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:18,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:18,746 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:18,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [31057548] [2021-10-11 02:21:18,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1568175507] [2021-10-11 02:21:18,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:19,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:21:19,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:19,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:21:19,140 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:19,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:21:19,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2021-10-11 02:21:19,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603191748] [2021-10-11 02:21:19,141 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:21:19,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:19,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:21:19,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:21:19,142 INFO L87 Difference]: Start difference. First operand 259 states and 393 transitions. Second operand 4 states. [2021-10-11 02:21:19,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:19,209 INFO L93 Difference]: Finished difference Result 321 states and 474 transitions. [2021-10-11 02:21:19,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:21:19,210 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2021-10-11 02:21:19,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:19,212 INFO L225 Difference]: With dead ends: 321 [2021-10-11 02:21:19,212 INFO L226 Difference]: Without dead ends: 220 [2021-10-11 02:21:19,213 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:21:19,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-10-11 02:21:19,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 191. [2021-10-11 02:21:19,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2021-10-11 02:21:19,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 287 transitions. [2021-10-11 02:21:19,237 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 287 transitions. Word has length 42 [2021-10-11 02:21:19,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:19,237 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 287 transitions. [2021-10-11 02:21:19,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:21:19,238 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 287 transitions. [2021-10-11 02:21:19,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-11 02:21:19,239 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:19,239 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:19,642 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2021-10-11 02:21:19,643 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:19,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:19,645 INFO L82 PathProgramCache]: Analyzing trace with hash 495067749, now seen corresponding path program 1 times [2021-10-11 02:21:19,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:19,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1541026033] [2021-10-11 02:21:19,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:19,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:19,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:20,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:20,017 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:20,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1541026033] [2021-10-11 02:21:20,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:20,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:20,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788433517] [2021-10-11 02:21:20,020 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:20,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:20,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:20,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:20,021 INFO L87 Difference]: Start difference. First operand 191 states and 287 transitions. Second operand 3 states. [2021-10-11 02:21:20,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:20,074 INFO L93 Difference]: Finished difference Result 533 states and 813 transitions. [2021-10-11 02:21:20,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:20,075 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2021-10-11 02:21:20,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:20,078 INFO L225 Difference]: With dead ends: 533 [2021-10-11 02:21:20,078 INFO L226 Difference]: Without dead ends: 361 [2021-10-11 02:21:20,079 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:20,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-10-11 02:21:20,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 247. [2021-10-11 02:21:20,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2021-10-11 02:21:20,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 391 transitions. [2021-10-11 02:21:20,111 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 391 transitions. Word has length 46 [2021-10-11 02:21:20,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:20,111 INFO L481 AbstractCegarLoop]: Abstraction has 247 states and 391 transitions. [2021-10-11 02:21:20,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:20,111 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 391 transitions. [2021-10-11 02:21:20,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-11 02:21:20,112 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:20,112 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:20,329 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2021-10-11 02:21:20,329 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:20,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:20,330 INFO L82 PathProgramCache]: Analyzing trace with hash -2020018879, now seen corresponding path program 1 times [2021-10-11 02:21:20,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:20,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1473722947] [2021-10-11 02:21:20,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:20,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:21:20,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:20,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:20,682 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:20,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:20,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1473722947] [2021-10-11 02:21:20,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [553607154] [2021-10-11 02:21:20,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 16 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:21,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:21:21,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:21,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:21:21,180 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:21,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:21:21,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2021-10-11 02:21:21,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120443235] [2021-10-11 02:21:21,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:21,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:21,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:21,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:21:21,183 INFO L87 Difference]: Start difference. First operand 247 states and 391 transitions. Second operand 5 states. [2021-10-11 02:21:21,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:21,276 INFO L93 Difference]: Finished difference Result 272 states and 426 transitions. [2021-10-11 02:21:21,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:21:21,277 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2021-10-11 02:21:21,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:21,278 INFO L225 Difference]: With dead ends: 272 [2021-10-11 02:21:21,278 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:21:21,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:21:21,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:21:21,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:21:21,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:21:21,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:21:21,280 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 47 [2021-10-11 02:21:21,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:21,280 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:21:21,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:21,280 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:21:21,280 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:21:21,684 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 cvc4 --incremental --print-success --lang smt,15 mathsat -unsat_core_generation=3 [2021-10-11 02:21:21,685 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:21:21,960 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 74 [2021-10-11 02:21:22,987 WARN L197 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 39 [2021-10-11 02:21:23,149 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2021-10-11 02:21:23,429 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-10-11 02:21:23,684 WARN L197 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-10-11 02:21:23,809 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 34 [2021-10-11 02:21:23,975 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2021-10-11 02:21:24,183 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-10-11 02:21:24,449 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-10-11 02:21:24,573 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2021-10-11 02:21:24,708 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2021-10-11 02:21:25,102 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 37 [2021-10-11 02:21:25,302 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 37 [2021-10-11 02:21:25,522 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 39 [2021-10-11 02:21:25,599 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1021) no Hoare annotation was computed. [2021-10-11 02:21:25,599 INFO L262 CegarLoopResult]: For program point L2447-1(lines 2447 2458) no Hoare annotation was computed. [2021-10-11 02:21:25,599 INFO L262 CegarLoopResult]: For program point L2447(lines 2447 2458) no Hoare annotation was computed. [2021-10-11 02:21:25,599 INFO L262 CegarLoopResult]: For program point L1985(lines 1985 1997) no Hoare annotation was computed. [2021-10-11 02:21:25,599 INFO L258 CegarLoopResult]: At program point L961(lines 956 964) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse3 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse4 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (_ bv2 32) ~rjh~0)) (.cse6 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) .cse3 .cse4 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) .cse5 .cse6 .cse7))) [2021-10-11 02:21:25,599 INFO L262 CegarLoopResult]: For program point L235(lines 234 377) no Hoare annotation was computed. [2021-10-11 02:21:25,600 INFO L262 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2021-10-11 02:21:25,600 INFO L262 CegarLoopResult]: For program point L1988(lines 1988 1996) no Hoare annotation was computed. [2021-10-11 02:21:25,600 INFO L262 CegarLoopResult]: For program point L502(lines 502 513) no Hoare annotation was computed. [2021-10-11 02:21:25,600 INFO L262 CegarLoopResult]: For program point L502-1(lines 502 513) no Hoare annotation was computed. [2021-10-11 02:21:25,600 INFO L262 CegarLoopResult]: For program point L2451-1(lines 2451 2457) no Hoare annotation was computed. [2021-10-11 02:21:25,600 INFO L262 CegarLoopResult]: For program point L2451(lines 2451 2457) no Hoare annotation was computed. [2021-10-11 02:21:25,600 INFO L262 CegarLoopResult]: For program point L337(lines 337 341) no Hoare annotation was computed. [2021-10-11 02:21:25,600 INFO L262 CegarLoopResult]: For program point L304(lines 304 308) no Hoare annotation was computed. [2021-10-11 02:21:25,601 INFO L262 CegarLoopResult]: For program point L271(lines 271 275) no Hoare annotation was computed. [2021-10-11 02:21:25,601 INFO L262 CegarLoopResult]: For program point L899(lines 899 905) no Hoare annotation was computed. [2021-10-11 02:21:25,601 INFO L258 CegarLoopResult]: At program point L899-1(lines 1 2546) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse3 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse4 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (_ bv2 32) ~rjh~0)) (.cse6 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) .cse3 .cse4 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) .cse5 .cse6 .cse7))) [2021-10-11 02:21:25,601 INFO L262 CegarLoopResult]: For program point L899-2(lines 899 905) no Hoare annotation was computed. [2021-10-11 02:21:25,601 INFO L262 CegarLoopResult]: For program point L173(lines 173 180) no Hoare annotation was computed. [2021-10-11 02:21:25,601 INFO L265 CegarLoopResult]: At program point L173-1(lines 173 180) the Hoare annotation is: true [2021-10-11 02:21:25,601 INFO L258 CegarLoopResult]: At program point L2519-1(lines 2514 2522) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,602 INFO L258 CegarLoopResult]: At program point L2519(lines 2514 2522) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) [2021-10-11 02:21:25,602 INFO L262 CegarLoopResult]: For program point L1991(lines 1991 1995) no Hoare annotation was computed. [2021-10-11 02:21:25,602 INFO L258 CegarLoopResult]: At program point L1991-2(lines 1 2546) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,602 INFO L262 CegarLoopResult]: For program point L539(lines 539 550) no Hoare annotation was computed. [2021-10-11 02:21:25,602 INFO L262 CegarLoopResult]: For program point L506(lines 506 512) no Hoare annotation was computed. [2021-10-11 02:21:25,602 INFO L262 CegarLoopResult]: For program point L539-1(lines 539 550) no Hoare annotation was computed. [2021-10-11 02:21:25,602 INFO L262 CegarLoopResult]: For program point L506-1(lines 506 512) no Hoare annotation was computed. [2021-10-11 02:21:25,603 INFO L262 CegarLoopResult]: For program point L242(lines 242 376) no Hoare annotation was computed. [2021-10-11 02:21:25,603 INFO L258 CegarLoopResult]: At program point L2456(lines 2439 2462) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,604 INFO L258 CegarLoopResult]: At program point L2456-1(lines 2439 2462) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0)) (.cse5 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse6 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) .cse3 .cse4 .cse5 .cse6) (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-11 02:21:25,604 INFO L258 CegarLoopResult]: At program point L970(lines 965 973) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse3 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse4 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (_ bv2 32) ~rjh~0)) (.cse6 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) .cse3 .cse4 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) .cse5 .cse6 .cse7))) [2021-10-11 02:21:25,604 INFO L262 CegarLoopResult]: For program point L1961(lines 1961 1977) no Hoare annotation was computed. [2021-10-11 02:21:25,604 INFO L262 CegarLoopResult]: For program point L1961-1(lines 1961 1977) no Hoare annotation was computed. [2021-10-11 02:21:25,604 INFO L258 CegarLoopResult]: At program point L409(lines 1 2546) the Hoare annotation is: (= ~__ste_client_autoResponse1~0 (_ bv0 32)) [2021-10-11 02:21:25,604 INFO L258 CegarLoopResult]: At program point L343(lines 333 368) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,604 INFO L258 CegarLoopResult]: At program point L310(lines 300 371) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,604 INFO L258 CegarLoopResult]: At program point L277(lines 267 374) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,604 INFO L262 CegarLoopResult]: For program point L543(lines 543 549) no Hoare annotation was computed. [2021-10-11 02:21:25,604 INFO L262 CegarLoopResult]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2021-10-11 02:21:25,604 INFO L258 CegarLoopResult]: At program point L378(lines 233 379) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,604 INFO L262 CegarLoopResult]: For program point L246(lines 246 250) no Hoare annotation was computed. [2021-10-11 02:21:25,604 INFO L262 CegarLoopResult]: For program point L1006(lines 1006 1012) no Hoare annotation was computed. [2021-10-11 02:21:25,605 INFO L262 CegarLoopResult]: For program point L1006-2(lines 1006 1012) no Hoare annotation was computed. [2021-10-11 02:21:25,605 INFO L258 CegarLoopResult]: At program point L511(lines 498 516) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (_ bv2 32) ~rjh~0) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,605 INFO L265 CegarLoopResult]: At program point L511-1(lines 498 516) the Hoare annotation is: true [2021-10-11 02:21:25,605 INFO L265 CegarLoopResult]: At program point L181(lines 163 183) the Hoare annotation is: true [2021-10-11 02:21:25,605 INFO L262 CegarLoopResult]: For program point L1965(lines 1965 1976) no Hoare annotation was computed. [2021-10-11 02:21:25,605 INFO L262 CegarLoopResult]: For program point L1965-1(lines 1965 1976) no Hoare annotation was computed. [2021-10-11 02:21:25,605 INFO L262 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2021-10-11 02:21:25,605 INFO L262 CegarLoopResult]: For program point L315(lines 315 319) no Hoare annotation was computed. [2021-10-11 02:21:25,605 INFO L262 CegarLoopResult]: For program point L282(lines 282 286) no Hoare annotation was computed. [2021-10-11 02:21:25,606 INFO L262 CegarLoopResult]: For program point L117(lines 117 125) no Hoare annotation was computed. [2021-10-11 02:21:25,606 INFO L258 CegarLoopResult]: At program point L878(lines 1 2546) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ~rjh~0) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,606 INFO L258 CegarLoopResult]: At program point L878-1(lines 1 2546) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (and (= (_ bv2 32) ~__ste_email_to0~0) .cse0 .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) .cse2 (= |ULTIMATE.start_getClientAutoResponse_#res| (_ bv0 32)) (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32)) .cse3 .cse4 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))))) [2021-10-11 02:21:25,606 INFO L258 CegarLoopResult]: At program point L548(lines 535 553) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) [2021-10-11 02:21:25,606 INFO L258 CegarLoopResult]: At program point L548-1(lines 535 553) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) (= ULTIMATE.start_incoming_~tmp~5 (_ bv0 32)) .cse2 (= |ULTIMATE.start_getClientAutoResponse_#res| (_ bv0 32)) .cse3 .cse4 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:21:25,607 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:21:25,607 INFO L262 CegarLoopResult]: For program point L1969(lines 1969 1975) no Hoare annotation was computed. [2021-10-11 02:21:25,607 INFO L262 CegarLoopResult]: For program point L1969-1(lines 1969 1975) no Hoare annotation was computed. [2021-10-11 02:21:25,607 INFO L258 CegarLoopResult]: At program point L417(lines 412 420) the Hoare annotation is: (and (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2021-10-11 02:21:25,607 INFO L258 CegarLoopResult]: At program point L252(lines 242 376) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,607 INFO L262 CegarLoopResult]: For program point L2467(lines 2467 2479) no Hoare annotation was computed. [2021-10-11 02:21:25,607 INFO L262 CegarLoopResult]: For program point L2467-2(lines 2467 2479) no Hoare annotation was computed. [2021-10-11 02:21:25,607 INFO L262 CegarLoopResult]: For program point L2467-4(lines 2467 2479) no Hoare annotation was computed. [2021-10-11 02:21:25,607 INFO L258 CegarLoopResult]: At program point L354(lines 344 367) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,607 INFO L258 CegarLoopResult]: At program point L321(lines 311 370) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,608 INFO L258 CegarLoopResult]: At program point L288(lines 278 373) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,608 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:21:25,608 INFO L258 CegarLoopResult]: At program point L1974(lines 1957 1980) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) [2021-10-11 02:21:25,608 INFO L258 CegarLoopResult]: At program point L1974-1(lines 1957 1980) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_getClientAutoResponse_#res| (_ bv0 32)) .cse3 .cse4 (= ~__ste_client_autoResponse1~0 (_ bv0 32))))) [2021-10-11 02:21:25,608 INFO L262 CegarLoopResult]: For program point L521(lines 521 529) no Hoare annotation was computed. [2021-10-11 02:21:25,608 INFO L262 CegarLoopResult]: For program point L2470(lines 2470 2478) no Hoare annotation was computed. [2021-10-11 02:21:25,609 INFO L262 CegarLoopResult]: For program point L521-2(lines 521 529) no Hoare annotation was computed. [2021-10-11 02:21:25,609 INFO L262 CegarLoopResult]: For program point L2470-2(lines 2470 2478) no Hoare annotation was computed. [2021-10-11 02:21:25,609 INFO L262 CegarLoopResult]: For program point L521-4(lines 521 529) no Hoare annotation was computed. [2021-10-11 02:21:25,609 INFO L262 CegarLoopResult]: For program point L2470-4(lines 2470 2478) no Hoare annotation was computed. [2021-10-11 02:21:25,609 INFO L262 CegarLoopResult]: For program point L257(lines 257 264) no Hoare annotation was computed. [2021-10-11 02:21:25,609 INFO L258 CegarLoopResult]: At program point L952(lines 947 955) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse3 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse4 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (_ bv2 32) ~rjh~0)) (.cse6 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) .cse3 .cse4 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) .cse5 .cse6 .cse7))) [2021-10-11 02:21:25,609 INFO L258 CegarLoopResult]: At program point L160(lines 140 162) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2021-10-11 02:21:25,610 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:21:25,610 INFO L262 CegarLoopResult]: For program point L524(lines 524 528) no Hoare annotation was computed. [2021-10-11 02:21:25,610 INFO L258 CegarLoopResult]: At program point L524-2(lines 517 532) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,610 INFO L262 CegarLoopResult]: For program point L524-3(lines 524 528) no Hoare annotation was computed. [2021-10-11 02:21:25,610 INFO L262 CegarLoopResult]: For program point L2473(lines 2473 2477) no Hoare annotation was computed. [2021-10-11 02:21:25,610 INFO L262 CegarLoopResult]: For program point L2473-3(lines 2473 2477) no Hoare annotation was computed. [2021-10-11 02:21:25,610 INFO L262 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2021-10-11 02:21:25,611 INFO L258 CegarLoopResult]: At program point L524-5(lines 517 532) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,611 INFO L258 CegarLoopResult]: At program point L2473-2(lines 1 2546) the Hoare annotation is: (and (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2021-10-11 02:21:25,611 INFO L262 CegarLoopResult]: For program point L326(lines 326 330) no Hoare annotation was computed. [2021-10-11 02:21:25,611 INFO L258 CegarLoopResult]: At program point L359-1(lines 234 377) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,611 INFO L262 CegarLoopResult]: For program point L524-6(lines 524 528) no Hoare annotation was computed. [2021-10-11 02:21:25,611 INFO L258 CegarLoopResult]: At program point L2473-5(lines 1 2546) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2021-10-11 02:21:25,611 INFO L262 CegarLoopResult]: For program point L293(lines 293 297) no Hoare annotation was computed. [2021-10-11 02:21:25,612 INFO L258 CegarLoopResult]: At program point L524-8(lines 517 532) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0)) (.cse5 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse6 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) .cse3 .cse4 .cse5 .cse6) (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-11 02:21:25,612 INFO L262 CegarLoopResult]: For program point L2473-6(lines 2473 2477) no Hoare annotation was computed. [2021-10-11 02:21:25,612 INFO L258 CegarLoopResult]: At program point L2473-8(lines 1 2546) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2021-10-11 02:21:25,612 INFO L262 CegarLoopResult]: For program point L558(lines 558 566) no Hoare annotation was computed. [2021-10-11 02:21:25,612 INFO L262 CegarLoopResult]: For program point L558-2(lines 558 566) no Hoare annotation was computed. [2021-10-11 02:21:25,612 INFO L262 CegarLoopResult]: For program point L558-4(lines 558 566) no Hoare annotation was computed. [2021-10-11 02:21:25,612 INFO L262 CegarLoopResult]: For program point L1021(line 1021) no Hoare annotation was computed. [2021-10-11 02:21:25,613 INFO L262 CegarLoopResult]: For program point L1021-1(line 1021) no Hoare annotation was computed. [2021-10-11 02:21:25,613 INFO L258 CegarLoopResult]: At program point L1022(lines 998 1015) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (_ bv2 32) ~rjh~0) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,613 INFO L265 CegarLoopResult]: At program point L1022-1(lines 998 1015) the Hoare annotation is: true [2021-10-11 02:21:25,613 INFO L262 CegarLoopResult]: For program point L2443-1(lines 2443 2459) no Hoare annotation was computed. [2021-10-11 02:21:25,613 INFO L262 CegarLoopResult]: For program point L2443(lines 2443 2459) no Hoare annotation was computed. [2021-10-11 02:21:25,613 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:21:25,614 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1021) no Hoare annotation was computed. [2021-10-11 02:21:25,614 INFO L262 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2021-10-11 02:21:25,614 INFO L258 CegarLoopResult]: At program point L561-2(lines 554 569) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,614 INFO L258 CegarLoopResult]: At program point L2543(lines 2532 2546) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,614 INFO L262 CegarLoopResult]: For program point L561-3(lines 561 565) no Hoare annotation was computed. [2021-10-11 02:21:25,614 INFO L258 CegarLoopResult]: At program point L561-5(lines 554 569) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse3 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse4 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) (.cse7 (= (_ bv2 32) ~rjh~0)) (.cse8 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse9 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2021-10-11 02:21:25,615 INFO L262 CegarLoopResult]: For program point L561-6(lines 561 565) no Hoare annotation was computed. [2021-10-11 02:21:25,615 INFO L265 CegarLoopResult]: At program point L561-8(lines 554 569) the Hoare annotation is: true [2021-10-11 02:21:25,615 INFO L258 CegarLoopResult]: At program point L332(lines 322 369) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,615 INFO L258 CegarLoopResult]: At program point L299(lines 289 372) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,615 INFO L258 CegarLoopResult]: At program point L266(lines 253 375) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:25,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:21:25 BoogieIcfgContainer [2021-10-11 02:21:25,653 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:21:25,654 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:21:25,654 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:21:25,654 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:21:25,655 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:06" (3/4) ... [2021-10-11 02:21:25,658 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:21:25,680 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2021-10-11 02:21:25,682 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2021-10-11 02:21:25,683 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:21:25,685 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:21:25,686 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:25,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:25,715 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~bvadd64(\result, 4294967295bv32) == 0bv32 && __ste_client_autoResponse1 == 0bv32 [2021-10-11 02:21:25,716 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~bvadd64(\result, 4294967295bv32) == 0bv32 && __ste_client_autoResponse1 == 0bv32 [2021-10-11 02:21:25,716 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((2bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && __ste_client_autoResponse1 == 0bv32 [2021-10-11 02:21:25,716 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && __ste_client_autoResponse1 == 0bv32 [2021-10-11 02:21:25,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && __ste_client_autoResponse1 == 0bv32 [2021-10-11 02:21:25,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,718 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,718 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,718 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,718 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,719 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,719 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,719 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,719 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,719 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,720 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,720 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,721 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(to, 4294967294bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,721 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2bv32 == value && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,721 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,721 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,722 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,722 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 [2021-10-11 02:21:25,722 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2bv32 == value && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && 2bv32 == rjh) && handle == 1bv32) && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,723 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((2bv32 == value && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 [2021-10-11 02:21:25,723 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) [2021-10-11 02:21:25,723 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) [2021-10-11 02:21:25,724 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) [2021-10-11 02:21:25,724 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((2bv32 == value && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 [2021-10-11 02:21:25,724 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) [2021-10-11 02:21:25,724 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2bv32 == value && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && 1bv32 == \result) && 2bv32 == rjh) && handle == 1bv32) && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,725 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2bv32 == value && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && 1bv32 == \result) && 2bv32 == rjh) && handle == 1bv32) && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,725 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || (((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) [2021-10-11 02:21:25,725 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) [2021-10-11 02:21:25,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || (((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) [2021-10-11 02:21:25,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && tmp == 0bv32) && 3bv32 == handle) && \result == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && handle == 1bv32) && __ste_client_autoResponse1 == 0bv32) || (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) [2021-10-11 02:21:25,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || ((((((((((2bv32 == __ste_email_to0 && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && \result == 0bv32) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && handle == 1bv32) && __ste_client_autoResponse1 == 0bv32) [2021-10-11 02:21:25,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || ((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && \result == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && __ste_client_autoResponse1 == 0bv32) [2021-10-11 02:21:25,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:25,801 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_096da1f2-c851-4ad0-8432-1dade010e18e/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:21:25,804 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:21:25,805 INFO L168 Benchmark]: Toolchain (without parser) took 24181.63 ms. Allocated memory was 67.1 MB in the beginning and 161.5 MB in the end (delta: 94.4 MB). Free memory was 47.9 MB in the beginning and 109.4 MB in the end (delta: -61.5 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:25,806 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 67.1 MB. Free memory was 48.5 MB in the beginning and 48.5 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:25,806 INFO L168 Benchmark]: CACSL2BoogieTranslator took 993.70 ms. Allocated memory is still 67.1 MB. Free memory was 47.6 MB in the beginning and 29.0 MB in the end (delta: 18.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:25,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.96 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 29.0 MB in the beginning and 71.6 MB in the end (delta: -42.6 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:25,807 INFO L168 Benchmark]: Boogie Preprocessor took 54.26 ms. Allocated memory is still 92.3 MB. Free memory was 71.6 MB in the beginning and 68.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:25,807 INFO L168 Benchmark]: RCFGBuilder took 3263.59 ms. Allocated memory is still 92.3 MB. Free memory was 68.5 MB in the beginning and 37.2 MB in the end (delta: 31.3 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:25,807 INFO L168 Benchmark]: TraceAbstraction took 19582.50 ms. Allocated memory was 92.3 MB in the beginning and 161.5 MB in the end (delta: 69.2 MB). Free memory was 36.5 MB in the beginning and 122.0 MB in the end (delta: -85.5 MB). Peak memory consumption was 64.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:25,808 INFO L168 Benchmark]: Witness Printer took 150.47 ms. Allocated memory is still 161.5 MB. Free memory was 122.0 MB in the beginning and 109.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:25,811 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 67.1 MB. Free memory was 48.5 MB in the beginning and 48.5 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 993.70 ms. Allocated memory is still 67.1 MB. Free memory was 47.6 MB in the beginning and 29.0 MB in the end (delta: 18.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 127.96 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 29.0 MB in the beginning and 71.6 MB in the end (delta: -42.6 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.26 ms. Allocated memory is still 92.3 MB. Free memory was 71.6 MB in the beginning and 68.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3263.59 ms. Allocated memory is still 92.3 MB. Free memory was 68.5 MB in the beginning and 37.2 MB in the end (delta: 31.3 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19582.50 ms. Allocated memory was 92.3 MB in the beginning and 161.5 MB in the end (delta: 69.2 MB). Free memory was 36.5 MB in the beginning and 122.0 MB in the end (delta: -85.5 MB). Peak memory consumption was 64.8 MB. Max. memory is 16.1 GB. * Witness Printer took 150.47 ms. Allocated memory is still 161.5 MB. Free memory was 122.0 MB in the beginning and 109.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1021]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1021]: 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 2 specifications checked. All of them hold - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && tmp == 0bv32) && 3bv32 == handle) && \result == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && handle == 1bv32) && __ste_client_autoResponse1 == 0bv32) || (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) - InvariantResult [Line: 2514]: Loop Invariant Derived loop invariant: ((((((((((2bv32 == value && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1957]: Loop Invariant Derived loop invariant: (((((((((2bv32 == value && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) - InvariantResult [Line: 2514]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(to, 4294967294bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: (((((((((((2bv32 == value && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && 1bv32 == \result) && 2bv32 == rjh) && handle == 1bv32) && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1957]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || ((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && \result == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && __ste_client_autoResponse1 == 0bv32) - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: (((((((((((2bv32 == value && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && 1bv32 == \result) && 2bv32 == rjh) && handle == 1bv32) && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2532]: Loop Invariant Derived loop invariant: (((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: ((((((2bv32 == value && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || (((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((2bv32 == value && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && 2bv32 == rjh) && handle == 1bv32) && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((2bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 2439]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || (((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || ((((((((((2bv32 == __ste_email_to0 && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && \result == 0bv32) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && handle == 1bv32) && __ste_client_autoResponse1 == 0bv32) - InvariantResult [Line: 2439]: Loop Invariant Derived loop invariant: ((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: ~bvadd64(\result, 4294967295bv32) == 0bv32 && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ~bvadd64(\result, 4294967295bv32) == 0bv32 && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: ((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 118 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.5s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1864 SDtfs, 2410 SDslu, 2788 SDs, 0 SdLazy, 222 SolverSat, 33 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 833 GetRequests, 760 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=259occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 576 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 166 NumberOfFragments, 1447 HoareAnnotationTreeSize, 46 FomulaSimplifications, 44532 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 46 FomulaSimplificationsInter, 4509 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 609 NumberOfCodeBlocks, 609 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 803 ConstructedInterpolants, 0 QuantifiedInterpolants, 51491 SizeOfPredicates, 52 NumberOfNonLiveVariables, 5820 ConjunctsInSsa, 80 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 12/32 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...