./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 287a23d08eab86c6fb35463a3e779b64ab9bd712 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 287a23d08eab86c6fb35463a3e779b64ab9bd712 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 10:24:42,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:24:42,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:24:42,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:24:42,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:24:42,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:24:42,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:24:42,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:24:42,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:24:42,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:24:42,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:24:42,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:24:42,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:24:42,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:24:42,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:24:42,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:24:42,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:24:42,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:24:42,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:24:42,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:24:42,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:24:42,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:24:42,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:24:42,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:24:42,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:24:42,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:24:42,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:24:42,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:24:42,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:24:42,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:24:42,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:24:42,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:24:42,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:24:42,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:24:42,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:24:42,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:24:42,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:24:42,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:24:42,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:24:42,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:24:42,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:24:42,783 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 10:24:42,793 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:24:42,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:24:42,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:24:42,794 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:24:42,794 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:24:42,794 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:24:42,794 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 10:24:42,794 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:24:42,794 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:24:42,795 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 10:24:42,795 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 10:24:42,795 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:24:42,795 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 10:24:42,795 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 10:24:42,795 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 10:24:42,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:24:42,796 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:24:42,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:24:42,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:24:42,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:24:42,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:24:42,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:24:42,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:24:42,797 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:24:42,797 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:24:42,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:24:42,797 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:24:42,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:24:42,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:24:42,797 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:24:42,797 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:24:42,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:24:42,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:24:42,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:24:42,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:24:42,798 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 10:24:42,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:24:42,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:24:42,799 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:24:42,799 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:24:42,799 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan 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(__VERIFIER_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 -> 287a23d08eab86c6fb35463a3e779b64ab9bd712 [2019-12-07 10:24:42,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:24:42,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:24:42,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:24:42,923 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:24:42,924 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:24:42,924 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c [2019-12-07 10:24:42,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/data/59cbc6d2b/54a66f82d65f4e26b63461830bc0f04e/FLAG3a724eeb1 [2019-12-07 10:24:43,465 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:24:43,465 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/sv-benchmarks/c/product-lines/email_spec0_product05.cil.c [2019-12-07 10:24:43,479 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/data/59cbc6d2b/54a66f82d65f4e26b63461830bc0f04e/FLAG3a724eeb1 [2019-12-07 10:24:43,947 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/data/59cbc6d2b/54a66f82d65f4e26b63461830bc0f04e [2019-12-07 10:24:43,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:24:43,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:24:43,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:24:43,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:24:43,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:24:43,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:24:43" (1/1) ... [2019-12-07 10:24:43,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bcbd8ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:43, skipping insertion in model container [2019-12-07 10:24:43,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:24:43" (1/1) ... [2019-12-07 10:24:43,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:24:44,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:24:44,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:24:44,333 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) [2019-12-07 10:24:44,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4555f24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:44, skipping insertion in model container [2019-12-07 10:24:44,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:24:44,334 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:24:44,336 INFO L168 Benchmark]: Toolchain (without parser) took 384.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -133.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. [2019-12-07 10:24:44,336 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:24:44,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -133.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. [2019-12-07 10:24:44,339 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 382.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -133.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 834]: 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 0.1.25-f470102 [2019-12-07 10:24:45,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:24:45,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:24:45,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:24:45,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:24:45,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:24:45,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:24:45,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:24:45,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:24:45,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:24:45,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:24:45,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:24:45,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:24:45,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:24:45,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:24:45,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:24:45,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:24:45,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:24:45,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:24:45,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:24:45,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:24:45,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:24:45,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:24:45,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:24:45,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:24:45,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:24:45,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:24:45,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:24:45,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:24:45,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:24:45,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:24:45,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:24:45,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:24:45,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:24:45,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:24:45,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:24:45,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:24:45,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:24:45,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:24:45,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:24:45,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:24:45,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 10:24:45,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:24:45,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:24:45,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:24:45,502 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:24:45,502 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:24:45,503 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:24:45,503 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:24:45,503 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:24:45,503 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:24:45,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:24:45,504 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:24:45,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:24:45,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:24:45,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:24:45,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:24:45,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:24:45,505 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:24:45,505 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 10:24:45,505 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 10:24:45,505 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:24:45,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:24:45,505 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:24:45,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:24:45,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:24:45,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:24:45,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:24:45,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:24:45,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:24:45,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:24:45,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:24:45,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:24:45,507 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 10:24:45,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 10:24:45,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:24:45,507 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:24:45,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:24:45,507 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan 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(__VERIFIER_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 -> 287a23d08eab86c6fb35463a3e779b64ab9bd712 [2019-12-07 10:24:45,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:24:45,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:24:45,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:24:45,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:24:45,703 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:24:45,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c [2019-12-07 10:24:45,747 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/data/45f5d026b/76837b50a92644fbb70424c5f5d03821/FLAG0f6e5d37b [2019-12-07 10:24:46,147 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:24:46,147 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/sv-benchmarks/c/product-lines/email_spec0_product05.cil.c [2019-12-07 10:24:46,161 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/data/45f5d026b/76837b50a92644fbb70424c5f5d03821/FLAG0f6e5d37b [2019-12-07 10:24:46,170 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/data/45f5d026b/76837b50a92644fbb70424c5f5d03821 [2019-12-07 10:24:46,171 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:24:46,172 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:24:46,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:24:46,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:24:46,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:24:46,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46, skipping insertion in model container [2019-12-07 10:24:46,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:24:46,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:24:46,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:24:46,535 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 10:24:46,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:24:46,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:24:46,609 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 10:24:46,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:24:46,697 INFO L208 MainTranslator]: Completed translation [2019-12-07 10:24:46,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46 WrapperNode [2019-12-07 10:24:46,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:24:46,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 10:24:46,698 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 10:24:46,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 10:24:46,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 10:24:46,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 10:24:46,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 10:24:46,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 10:24:46,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (1/1) ... [2019-12-07 10:24:46,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 10:24:46,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 10:24:46,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 10:24:46,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 10:24:46,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/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 [2019-12-07 10:24:46,839 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-12-07 10:24:46,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 10:24:46,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 10:24:46,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 10:24:46,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 10:24:47,528 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 10:24:47,528 INFO L287 CfgBuilder]: Removed 127 assume(true) statements. [2019-12-07 10:24:47,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:24:47 BoogieIcfgContainer [2019-12-07 10:24:47,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 10:24:47,530 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 10:24:47,531 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 10:24:47,533 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 10:24:47,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 10:24:46" (1/3) ... [2019-12-07 10:24:47,534 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6afd9b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:24:47, skipping insertion in model container [2019-12-07 10:24:47,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:24:46" (2/3) ... [2019-12-07 10:24:47,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6afd9b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:24:47, skipping insertion in model container [2019-12-07 10:24:47,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:24:47" (3/3) ... [2019-12-07 10:24:47,537 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product05.cil.c [2019-12-07 10:24:47,547 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 10:24:47,553 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-07 10:24:47,565 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-12-07 10:24:47,583 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 10:24:47,584 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 10:24:47,584 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 10:24:47,584 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 10:24:47,584 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 10:24:47,584 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 10:24:47,584 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 10:24:47,584 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 10:24:47,597 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2019-12-07 10:24:47,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 10:24:47,602 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:47,603 INFO L410 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] [2019-12-07 10:24:47,603 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:47,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:47,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1721357046, now seen corresponding path program 1 times [2019-12-07 10:24:47,616 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:47,616 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [714482051] [2019-12-07 10:24:47,616 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/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 [2019-12-07 10:24:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:47,852 INFO L264 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 10:24:47,860 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:47,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:47,880 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:47,888 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [714482051] [2019-12-07 10:24:47,888 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:24:47,888 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 10:24:47,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273644138] [2019-12-07 10:24:47,892 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 10:24:47,892 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:47,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 10:24:47,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 10:24:47,903 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 2 states. [2019-12-07 10:24:47,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:47,932 INFO L93 Difference]: Finished difference Result 221 states and 347 transitions. [2019-12-07 10:24:47,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 10:24:47,933 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 34 [2019-12-07 10:24:47,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:47,945 INFO L225 Difference]: With dead ends: 221 [2019-12-07 10:24:47,945 INFO L226 Difference]: Without dead ends: 118 [2019-12-07 10:24:47,948 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 10:24:47,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-12-07 10:24:47,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2019-12-07 10:24:47,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2019-12-07 10:24:47,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 187 transitions. [2019-12-07 10:24:47,984 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 187 transitions. Word has length 34 [2019-12-07 10:24:47,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:47,985 INFO L462 AbstractCegarLoop]: Abstraction has 118 states and 187 transitions. [2019-12-07 10:24:47,985 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 10:24:47,985 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 187 transitions. [2019-12-07 10:24:47,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 10:24:47,986 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:47,986 INFO L410 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] [2019-12-07 10:24:48,187 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 10:24:48,187 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:48,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:48,187 INFO L82 PathProgramCache]: Analyzing trace with hash -122239248, now seen corresponding path program 1 times [2019-12-07 10:24:48,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:48,188 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2037685922] [2019-12-07 10:24:48,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/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 [2019-12-07 10:24:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:48,374 INFO L264 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 10:24:48,376 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:48,394 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:48,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:48,406 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2037685922] [2019-12-07 10:24:48,406 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:24:48,406 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 10:24:48,406 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169552479] [2019-12-07 10:24:48,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:24:48,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:48,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:24:48,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:24:48,408 INFO L87 Difference]: Start difference. First operand 118 states and 187 transitions. Second operand 4 states. [2019-12-07 10:24:48,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:48,457 INFO L93 Difference]: Finished difference Result 328 states and 520 transitions. [2019-12-07 10:24:48,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 10:24:48,457 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2019-12-07 10:24:48,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:48,459 INFO L225 Difference]: With dead ends: 328 [2019-12-07 10:24:48,459 INFO L226 Difference]: Without dead ends: 221 [2019-12-07 10:24:48,460 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:24:48,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2019-12-07 10:24:48,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 117. [2019-12-07 10:24:48,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2019-12-07 10:24:48,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 182 transitions. [2019-12-07 10:24:48,473 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 182 transitions. Word has length 35 [2019-12-07 10:24:48,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:48,473 INFO L462 AbstractCegarLoop]: Abstraction has 117 states and 182 transitions. [2019-12-07 10:24:48,473 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:24:48,473 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 182 transitions. [2019-12-07 10:24:48,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 10:24:48,475 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:48,475 INFO L410 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, 1] [2019-12-07 10:24:48,675 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 10:24:48,676 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:48,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:48,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1018177341, now seen corresponding path program 1 times [2019-12-07 10:24:48,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:48,679 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [696064104] [2019-12-07 10:24:48,679 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/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 [2019-12-07 10:24:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:49,039 INFO L264 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 10:24:49,042 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:49,051 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:49,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:49,061 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [696064104] [2019-12-07 10:24:49,061 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:24:49,061 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 10:24:49,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662342913] [2019-12-07 10:24:49,062 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:24:49,062 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:49,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:24:49,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:24:49,063 INFO L87 Difference]: Start difference. First operand 117 states and 182 transitions. Second operand 4 states. [2019-12-07 10:24:49,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:49,093 INFO L93 Difference]: Finished difference Result 227 states and 354 transitions. [2019-12-07 10:24:49,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 10:24:49,093 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2019-12-07 10:24:49,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:49,095 INFO L225 Difference]: With dead ends: 227 [2019-12-07 10:24:49,095 INFO L226 Difference]: Without dead ends: 118 [2019-12-07 10:24:49,095 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:24:49,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-12-07 10:24:49,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 117. [2019-12-07 10:24:49,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2019-12-07 10:24:49,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 179 transitions. [2019-12-07 10:24:49,107 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 179 transitions. Word has length 37 [2019-12-07 10:24:49,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:49,107 INFO L462 AbstractCegarLoop]: Abstraction has 117 states and 179 transitions. [2019-12-07 10:24:49,107 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:24:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2019-12-07 10:24:49,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-07 10:24:49,109 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:49,109 INFO L410 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, 1, 1] [2019-12-07 10:24:49,309 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 10:24:49,311 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:49,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:49,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1032935230, now seen corresponding path program 1 times [2019-12-07 10:24:49,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:49,313 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [239487012] [2019-12-07 10:24:49,314 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/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 [2019-12-07 10:24:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:49,535 INFO L264 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:24:49,537 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:49,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:49,545 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:49,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:49,555 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [239487012] [2019-12-07 10:24:49,555 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:24:49,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 10:24:49,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130887338] [2019-12-07 10:24:49,556 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:24:49,556 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:49,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:24:49,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:24:49,556 INFO L87 Difference]: Start difference. First operand 117 states and 179 transitions. Second operand 4 states. [2019-12-07 10:24:49,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:49,584 INFO L93 Difference]: Finished difference Result 290 states and 447 transitions. [2019-12-07 10:24:49,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 10:24:49,585 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2019-12-07 10:24:49,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:49,586 INFO L225 Difference]: With dead ends: 290 [2019-12-07 10:24:49,586 INFO L226 Difference]: Without dead ends: 219 [2019-12-07 10:24:49,587 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:24:49,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2019-12-07 10:24:49,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 148. [2019-12-07 10:24:49,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-12-07 10:24:49,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 235 transitions. [2019-12-07 10:24:49,601 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 235 transitions. Word has length 38 [2019-12-07 10:24:49,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:49,601 INFO L462 AbstractCegarLoop]: Abstraction has 148 states and 235 transitions. [2019-12-07 10:24:49,601 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:24:49,601 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 235 transitions. [2019-12-07 10:24:49,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-07 10:24:49,603 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:49,603 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:24:49,803 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 10:24:49,804 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:49,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:49,805 INFO L82 PathProgramCache]: Analyzing trace with hash 196922526, now seen corresponding path program 1 times [2019-12-07 10:24:49,806 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:49,807 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [423598119] [2019-12-07 10:24:49,807 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/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 [2019-12-07 10:24:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:50,021 INFO L264 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:24:50,023 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:50,029 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:50,029 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:50,035 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:50,036 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [423598119] [2019-12-07 10:24:50,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:24:50,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 10:24:50,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596409110] [2019-12-07 10:24:50,036 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:24:50,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:50,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:24:50,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:24:50,037 INFO L87 Difference]: Start difference. First operand 148 states and 235 transitions. Second operand 4 states. [2019-12-07 10:24:50,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:50,071 INFO L93 Difference]: Finished difference Result 474 states and 762 transitions. [2019-12-07 10:24:50,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 10:24:50,071 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2019-12-07 10:24:50,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:50,074 INFO L225 Difference]: With dead ends: 474 [2019-12-07 10:24:50,074 INFO L226 Difference]: Without dead ends: 374 [2019-12-07 10:24:50,075 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:24:50,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2019-12-07 10:24:50,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 202. [2019-12-07 10:24:50,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2019-12-07 10:24:50,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 336 transitions. [2019-12-07 10:24:50,094 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 336 transitions. Word has length 48 [2019-12-07 10:24:50,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:50,094 INFO L462 AbstractCegarLoop]: Abstraction has 202 states and 336 transitions. [2019-12-07 10:24:50,094 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:24:50,094 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 336 transitions. [2019-12-07 10:24:50,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-07 10:24:50,095 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:50,095 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:24:50,296 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 10:24:50,297 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:50,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:50,298 INFO L82 PathProgramCache]: Analyzing trace with hash -867360645, now seen corresponding path program 1 times [2019-12-07 10:24:50,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:50,299 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1152323208] [2019-12-07 10:24:50,300 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 10:24:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:50,540 INFO L264 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:24:50,542 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:50,555 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:50,556 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:50,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:50,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1152323208] [2019-12-07 10:24:50,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [506723350] [2019-12-07 10:24:50,589 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 10:24:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:50,759 INFO L264 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 20 conjunts are in the unsatisfiable core [2019-12-07 10:24:50,761 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:50,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 10:24:50,846 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:50,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 10:24:50,969 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 10:24:50,969 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [5, 5] total 22 [2019-12-07 10:24:50,969 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882490393] [2019-12-07 10:24:50,969 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-12-07 10:24:50,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:50,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-12-07 10:24:50,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2019-12-07 10:24:50,970 INFO L87 Difference]: Start difference. First operand 202 states and 336 transitions. Second operand 16 states. [2019-12-07 10:24:54,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:54,757 INFO L93 Difference]: Finished difference Result 1612 states and 2260 transitions. [2019-12-07 10:24:54,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-12-07 10:24:54,758 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 49 [2019-12-07 10:24:54,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:54,771 INFO L225 Difference]: With dead ends: 1612 [2019-12-07 10:24:54,772 INFO L226 Difference]: Without dead ends: 1562 [2019-12-07 10:24:54,778 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3018 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=2309, Invalid=7993, Unknown=0, NotChecked=0, Total=10302 [2019-12-07 10:24:54,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1562 states. [2019-12-07 10:24:54,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1562 to 295. [2019-12-07 10:24:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2019-12-07 10:24:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 468 transitions. [2019-12-07 10:24:54,809 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 468 transitions. Word has length 49 [2019-12-07 10:24:54,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:54,809 INFO L462 AbstractCegarLoop]: Abstraction has 295 states and 468 transitions. [2019-12-07 10:24:54,809 INFO L463 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-12-07 10:24:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 468 transitions. [2019-12-07 10:24:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-07 10:24:54,810 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:54,810 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:24:55,211 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3,8 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 10:24:55,213 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:55,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:55,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1932642042, now seen corresponding path program 1 times [2019-12-07 10:24:55,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:55,216 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [266593593] [2019-12-07 10:24:55,216 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-12-07 10:24:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:55,448 INFO L264 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:24:55,450 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:55,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:55,462 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:55,494 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [266593593] [2019-12-07 10:24:55,494 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [210949022] [2019-12-07 10:24:55,494 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/cvc4 Starting monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 10:24:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:55,649 INFO L264 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 12 conjunts are in the unsatisfiable core [2019-12-07 10:24:55,650 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 10:24:55,689 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 10:24:55,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 10:24:55,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [5, 5] total 12 [2019-12-07 10:24:55,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254022643] [2019-12-07 10:24:55,694 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 10:24:55,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:55,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 10:24:55,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-12-07 10:24:55,694 INFO L87 Difference]: Start difference. First operand 295 states and 468 transitions. Second operand 6 states. [2019-12-07 10:24:55,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:55,802 INFO L93 Difference]: Finished difference Result 478 states and 721 transitions. [2019-12-07 10:24:55,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 10:24:55,803 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2019-12-07 10:24:55,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:55,805 INFO L225 Difference]: With dead ends: 478 [2019-12-07 10:24:55,805 INFO L226 Difference]: Without dead ends: 344 [2019-12-07 10:24:55,806 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2019-12-07 10:24:55,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2019-12-07 10:24:55,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 282. [2019-12-07 10:24:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2019-12-07 10:24:55,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 447 transitions. [2019-12-07 10:24:55,836 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 447 transitions. Word has length 50 [2019-12-07 10:24:55,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:55,836 INFO L462 AbstractCegarLoop]: Abstraction has 282 states and 447 transitions. [2019-12-07 10:24:55,836 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 10:24:55,836 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 447 transitions. [2019-12-07 10:24:55,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-07 10:24:55,837 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:55,837 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:24:56,238 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3,10 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 10:24:56,239 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:56,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:56,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1701439479, now seen corresponding path program 1 times [2019-12-07 10:24:56,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:56,240 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [972832163] [2019-12-07 10:24:56,240 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2019-12-07 10:24:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:56,380 INFO L264 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:24:56,381 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:56,391 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:56,391 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:56,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:56,426 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [972832163] [2019-12-07 10:24:56,426 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [60462759] [2019-12-07 10:24:56,426 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 10:24:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:56,582 INFO L264 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 10:24:56,583 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:56,612 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 10:24:56,612 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:56,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 10:24:56,617 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 10:24:56,617 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 5] total 11 [2019-12-07 10:24:56,617 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087149450] [2019-12-07 10:24:56,617 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:24:56,617 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:56,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:24:56,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-12-07 10:24:56,618 INFO L87 Difference]: Start difference. First operand 282 states and 447 transitions. Second operand 5 states. [2019-12-07 10:24:56,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:56,745 INFO L93 Difference]: Finished difference Result 681 states and 1035 transitions. [2019-12-07 10:24:56,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 10:24:56,746 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2019-12-07 10:24:56,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:56,748 INFO L225 Difference]: With dead ends: 681 [2019-12-07 10:24:56,748 INFO L226 Difference]: Without dead ends: 561 [2019-12-07 10:24:56,749 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2019-12-07 10:24:56,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2019-12-07 10:24:56,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 467. [2019-12-07 10:24:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 467 states. [2019-12-07 10:24:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 733 transitions. [2019-12-07 10:24:56,785 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 733 transitions. Word has length 50 [2019-12-07 10:24:56,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:56,785 INFO L462 AbstractCegarLoop]: Abstraction has 467 states and 733 transitions. [2019-12-07 10:24:56,785 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:24:56,785 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 733 transitions. [2019-12-07 10:24:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-07 10:24:56,786 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:56,786 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:24:57,187 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 cvc4 --incremental --print-success --lang smt --rewrite-divk,11 mathsat -unsat_core_generation=3 [2019-12-07 10:24:57,189 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:57,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:57,189 INFO L82 PathProgramCache]: Analyzing trace with hash 1224175828, now seen corresponding path program 1 times [2019-12-07 10:24:57,190 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:57,191 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [955679182] [2019-12-07 10:24:57,191 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2019-12-07 10:24:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:57,408 INFO L264 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:24:57,409 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:57,419 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:57,420 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:57,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:24:57,456 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [955679182] [2019-12-07 10:24:57,456 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1756701764] [2019-12-07 10:24:57,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/cvc4 Starting monitored process 14 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 10:24:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:57,625 INFO L264 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:24:57,627 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:57,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 10:24:57,649 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:57,659 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 10:24:57,659 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 10:24:57,660 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 5] total 10 [2019-12-07 10:24:57,660 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314856898] [2019-12-07 10:24:57,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:24:57,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:57,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:24:57,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-12-07 10:24:57,660 INFO L87 Difference]: Start difference. First operand 467 states and 733 transitions. Second operand 4 states. [2019-12-07 10:24:57,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:57,715 INFO L93 Difference]: Finished difference Result 558 states and 849 transitions. [2019-12-07 10:24:57,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 10:24:57,715 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2019-12-07 10:24:57,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:57,717 INFO L225 Difference]: With dead ends: 558 [2019-12-07 10:24:57,717 INFO L226 Difference]: Without dead ends: 374 [2019-12-07 10:24:57,717 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 195 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-12-07 10:24:57,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2019-12-07 10:24:57,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 339. [2019-12-07 10:24:57,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2019-12-07 10:24:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 542 transitions. [2019-12-07 10:24:57,739 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 542 transitions. Word has length 52 [2019-12-07 10:24:57,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:57,739 INFO L462 AbstractCegarLoop]: Abstraction has 339 states and 542 transitions. [2019-12-07 10:24:57,739 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:24:57,739 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 542 transitions. [2019-12-07 10:24:57,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-07 10:24:57,740 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:57,740 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:24:58,140 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3,14 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 10:24:58,141 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:58,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:58,142 INFO L82 PathProgramCache]: Analyzing trace with hash -944544913, now seen corresponding path program 1 times [2019-12-07 10:24:58,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:58,144 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [124613652] [2019-12-07 10:24:58,144 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/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 [2019-12-07 10:24:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:58,368 INFO L264 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:24:58,370 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:58,375 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 10:24:58,376 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:58,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 10:24:58,378 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [124613652] [2019-12-07 10:24:58,379 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:24:58,379 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 10:24:58,379 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445945600] [2019-12-07 10:24:58,379 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 10:24:58,379 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:58,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:24:58,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:24:58,380 INFO L87 Difference]: Start difference. First operand 339 states and 542 transitions. Second operand 3 states. [2019-12-07 10:24:58,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:58,417 INFO L93 Difference]: Finished difference Result 911 states and 1458 transitions. [2019-12-07 10:24:58,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:24:58,417 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2019-12-07 10:24:58,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:58,419 INFO L225 Difference]: With dead ends: 911 [2019-12-07 10:24:58,419 INFO L226 Difference]: Without dead ends: 598 [2019-12-07 10:24:58,420 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:24:58,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2019-12-07 10:24:58,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 453. [2019-12-07 10:24:58,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 453 states. [2019-12-07 10:24:58,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 746 transitions. [2019-12-07 10:24:58,445 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 746 transitions. Word has length 57 [2019-12-07 10:24:58,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:58,445 INFO L462 AbstractCegarLoop]: Abstraction has 453 states and 746 transitions. [2019-12-07 10:24:58,446 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 10:24:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 746 transitions. [2019-12-07 10:24:58,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-07 10:24:58,446 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:58,446 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:24:58,647 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2019-12-07 10:24:58,647 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:58,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:58,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1173566898, now seen corresponding path program 1 times [2019-12-07 10:24:58,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:58,649 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [193045867] [2019-12-07 10:24:58,650 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/mathsat Starting monitored process 16 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with mathsat -unsat_core_generation=3 [2019-12-07 10:24:58,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:58,836 INFO L264 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:24:58,837 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:58,842 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 10:24:58,842 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 10:24:58,845 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [193045867] [2019-12-07 10:24:58,845 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:24:58,845 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 10:24:58,845 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740999254] [2019-12-07 10:24:58,845 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 10:24:58,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:58,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:24:58,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:24:58,846 INFO L87 Difference]: Start difference. First operand 453 states and 746 transitions. Second operand 3 states. [2019-12-07 10:24:58,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:58,883 INFO L93 Difference]: Finished difference Result 855 states and 1346 transitions. [2019-12-07 10:24:58,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:24:58,883 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-12-07 10:24:58,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:58,885 INFO L225 Difference]: With dead ends: 855 [2019-12-07 10:24:58,885 INFO L226 Difference]: Without dead ends: 569 [2019-12-07 10:24:58,886 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:24:58,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2019-12-07 10:24:58,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 424. [2019-12-07 10:24:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 424 states. [2019-12-07 10:24:58,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 690 transitions. [2019-12-07 10:24:58,911 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 690 transitions. Word has length 58 [2019-12-07 10:24:58,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:58,911 INFO L462 AbstractCegarLoop]: Abstraction has 424 states and 690 transitions. [2019-12-07 10:24:58,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 10:24:58,911 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 690 transitions. [2019-12-07 10:24:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-07 10:24:58,912 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:58,912 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:24:59,112 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 mathsat -unsat_core_generation=3 [2019-12-07 10:24:59,113 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:59,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:59,113 INFO L82 PathProgramCache]: Analyzing trace with hash 328528683, now seen corresponding path program 1 times [2019-12-07 10:24:59,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:59,114 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [761176706] [2019-12-07 10:24:59,114 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/mathsat Starting monitored process 17 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with mathsat -unsat_core_generation=3 [2019-12-07 10:24:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:59,330 INFO L264 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:24:59,331 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:59,337 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 10:24:59,337 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:59,340 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 10:24:59,340 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [761176706] [2019-12-07 10:24:59,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:24:59,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 10:24:59,340 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364323656] [2019-12-07 10:24:59,340 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 10:24:59,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:59,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:24:59,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:24:59,341 INFO L87 Difference]: Start difference. First operand 424 states and 690 transitions. Second operand 3 states. [2019-12-07 10:24:59,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:59,387 INFO L93 Difference]: Finished difference Result 1181 states and 1940 transitions. [2019-12-07 10:24:59,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:24:59,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-12-07 10:24:59,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:59,391 INFO L225 Difference]: With dead ends: 1181 [2019-12-07 10:24:59,391 INFO L226 Difference]: Without dead ends: 787 [2019-12-07 10:24:59,392 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:24:59,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 787 states. [2019-12-07 10:24:59,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 787 to 642. [2019-12-07 10:24:59,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2019-12-07 10:24:59,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 1079 transitions. [2019-12-07 10:24:59,435 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 1079 transitions. Word has length 58 [2019-12-07 10:24:59,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:59,435 INFO L462 AbstractCegarLoop]: Abstraction has 642 states and 1079 transitions. [2019-12-07 10:24:59,435 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 10:24:59,435 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1079 transitions. [2019-12-07 10:24:59,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-07 10:24:59,436 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:59,436 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:24:59,636 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 mathsat -unsat_core_generation=3 [2019-12-07 10:24:59,637 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:24:59,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:24:59,638 INFO L82 PathProgramCache]: Analyzing trace with hash 87613521, now seen corresponding path program 1 times [2019-12-07 10:24:59,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:24:59,640 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1602385973] [2019-12-07 10:24:59,640 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2019-12-07 10:24:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:24:59,819 INFO L264 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:24:59,820 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:24:59,825 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 10:24:59,825 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:24:59,828 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 10:24:59,828 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1602385973] [2019-12-07 10:24:59,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:24:59,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 10:24:59,829 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664787292] [2019-12-07 10:24:59,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 10:24:59,829 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:24:59,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:24:59,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:24:59,829 INFO L87 Difference]: Start difference. First operand 642 states and 1079 transitions. Second operand 3 states. [2019-12-07 10:24:59,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:24:59,908 INFO L93 Difference]: Finished difference Result 1821 states and 3085 transitions. [2019-12-07 10:24:59,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:24:59,909 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2019-12-07 10:24:59,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:24:59,913 INFO L225 Difference]: With dead ends: 1821 [2019-12-07 10:24:59,913 INFO L226 Difference]: Without dead ends: 1213 [2019-12-07 10:24:59,914 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:24:59,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1213 states. [2019-12-07 10:24:59,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1213 to 1068. [2019-12-07 10:24:59,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1068 states. [2019-12-07 10:24:59,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 1068 states and 1832 transitions. [2019-12-07 10:24:59,983 INFO L78 Accepts]: Start accepts. Automaton has 1068 states and 1832 transitions. Word has length 59 [2019-12-07 10:24:59,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:24:59,983 INFO L462 AbstractCegarLoop]: Abstraction has 1068 states and 1832 transitions. [2019-12-07 10:24:59,983 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 10:24:59,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1832 transitions. [2019-12-07 10:24:59,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-07 10:24:59,985 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:24:59,985 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:25:00,185 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 mathsat -unsat_core_generation=3 [2019-12-07 10:25:00,186 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:25:00,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:25:00,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1318592951, now seen corresponding path program 1 times [2019-12-07 10:25:00,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:25:00,188 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1737782628] [2019-12-07 10:25:00,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/mathsat Starting monitored process 19 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with mathsat -unsat_core_generation=3 [2019-12-07 10:25:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:25:00,396 INFO L264 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:25:00,397 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:25:00,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 10:25:00,402 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:25:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 10:25:00,405 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1737782628] [2019-12-07 10:25:00,406 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:25:00,406 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 10:25:00,406 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089352013] [2019-12-07 10:25:00,406 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 10:25:00,406 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:25:00,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:25:00,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:25:00,407 INFO L87 Difference]: Start difference. First operand 1068 states and 1832 transitions. Second operand 3 states. [2019-12-07 10:25:00,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:25:00,496 INFO L93 Difference]: Finished difference Result 3077 states and 5306 transitions. [2019-12-07 10:25:00,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:25:00,497 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-12-07 10:25:00,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:25:00,504 INFO L225 Difference]: With dead ends: 3077 [2019-12-07 10:25:00,504 INFO L226 Difference]: Without dead ends: 2047 [2019-12-07 10:25:00,505 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:25:00,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2047 states. [2019-12-07 10:25:00,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2047 to 1902. [2019-12-07 10:25:00,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1902 states. [2019-12-07 10:25:00,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1902 states and 3289 transitions. [2019-12-07 10:25:00,588 INFO L78 Accepts]: Start accepts. Automaton has 1902 states and 3289 transitions. Word has length 60 [2019-12-07 10:25:00,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:25:00,588 INFO L462 AbstractCegarLoop]: Abstraction has 1902 states and 3289 transitions. [2019-12-07 10:25:00,588 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 10:25:00,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3289 transitions. [2019-12-07 10:25:00,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-07 10:25:00,590 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:25:00,590 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:25:00,791 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 mathsat -unsat_core_generation=3 [2019-12-07 10:25:00,791 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:25:00,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:25:00,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1559369011, now seen corresponding path program 1 times [2019-12-07 10:25:00,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:25:00,792 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1828485316] [2019-12-07 10:25:00,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/mathsat Starting monitored process 20 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with mathsat -unsat_core_generation=3 [2019-12-07 10:25:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:25:01,076 INFO L264 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:25:01,077 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:25:01,089 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:25:01,089 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:25:01,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:25:01,123 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1828485316] [2019-12-07 10:25:01,123 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [77203792] [2019-12-07 10:25:01,123 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/cvc4 Starting monitored process 21 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 10:25:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:25:01,281 INFO L264 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 10:25:01,282 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:25:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 10:25:01,310 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:25:01,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 10:25:01,332 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 10:25:01,332 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [5, 5] total 13 [2019-12-07 10:25:01,333 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290374219] [2019-12-07 10:25:01,333 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 10:25:01,333 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:25:01,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 10:25:01,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-12-07 10:25:01,333 INFO L87 Difference]: Start difference. First operand 1902 states and 3289 transitions. Second operand 7 states. [2019-12-07 10:25:01,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:25:01,447 INFO L93 Difference]: Finished difference Result 1933 states and 3331 transitions. [2019-12-07 10:25:01,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:25:01,447 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-12-07 10:25:01,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:25:01,447 INFO L225 Difference]: With dead ends: 1933 [2019-12-07 10:25:01,447 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 10:25:01,449 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2019-12-07 10:25:01,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 10:25:01,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 10:25:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 10:25:01,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 10:25:01,449 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-12-07 10:25:01,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:25:01,449 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:25:01,450 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 10:25:01,450 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 10:25:01,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 10:25:01,851 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 mathsat -unsat_core_generation=3,21 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 10:25:01,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 10:25:02,024 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 71 [2019-12-07 10:25:02,545 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 133 [2019-12-07 10:25:02,819 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 175 [2019-12-07 10:25:02,930 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 138 [2019-12-07 10:25:03,268 WARN L192 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 196 [2019-12-07 10:25:03,551 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 138 [2019-12-07 10:25:03,654 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 138 [2019-12-07 10:25:03,757 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 133 [2019-12-07 10:25:03,934 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 138 [2019-12-07 10:25:04,258 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:04,396 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:04,680 WARN L192 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 44 [2019-12-07 10:25:04,788 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:04,895 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:05,029 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 30 [2019-12-07 10:25:05,139 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:05,247 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:05,535 WARN L192 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 44 [2019-12-07 10:25:05,699 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 33 [2019-12-07 10:25:05,983 WARN L192 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 44 [2019-12-07 10:25:06,093 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:06,473 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 39 [2019-12-07 10:25:06,813 WARN L192 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 37 [2019-12-07 10:25:07,210 WARN L192 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 28 [2019-12-07 10:25:07,464 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 39 [2019-12-07 10:25:08,197 WARN L192 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 41 [2019-12-07 10:25:08,851 WARN L192 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 43 [2019-12-07 10:25:09,045 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 41 [2019-12-07 10:25:09,555 WARN L192 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 43 [2019-12-07 10:25:10,525 WARN L192 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 41 [2019-12-07 10:25:10,874 WARN L192 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 43 [2019-12-07 10:25:11,141 WARN L192 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 41 [2019-12-07 10:25:11,284 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 27 [2019-12-07 10:25:11,743 WARN L192 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 43 [2019-12-07 10:25:12,335 WARN L192 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 43 [2019-12-07 10:25:12,930 WARN L192 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 43 [2019-12-07 10:25:13,321 WARN L192 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 39 [2019-12-07 10:25:13,451 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 24 [2019-12-07 10:25:13,608 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 25 [2019-12-07 10:25:13,782 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 33 [2019-12-07 10:25:14,467 WARN L192 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 43 [2019-12-07 10:25:14,572 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:14,686 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:14,805 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 28 [2019-12-07 10:25:14,923 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:15,045 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:15,157 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 15 [2019-12-07 10:25:15,496 WARN L192 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 39 [2019-12-07 10:25:15,498 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 197) no Hoare annotation was computed. [2019-12-07 10:25:15,498 INFO L246 CegarLoopResult]: For program point L366(lines 366 370) no Hoare annotation was computed. [2019-12-07 10:25:15,499 INFO L246 CegarLoopResult]: For program point L333(lines 333 337) no Hoare annotation was computed. [2019-12-07 10:25:15,499 INFO L242 CegarLoopResult]: At program point L366-1(lines 241 384) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,499 INFO L246 CegarLoopResult]: For program point L533(lines 533 537) no Hoare annotation was computed. [2019-12-07 10:25:15,499 INFO L242 CegarLoopResult]: At program point L533-2(lines 526 541) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32))) (= (_ bv2 32) ~rjh~0) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,499 INFO L246 CegarLoopResult]: For program point L533-3(lines 533 537) no Hoare annotation was computed. [2019-12-07 10:25:15,499 INFO L242 CegarLoopResult]: At program point L533-5(lines 526 541) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse6 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse5 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse7 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse6 .cse5 .cse7))) [2019-12-07 10:25:15,499 INFO L246 CegarLoopResult]: For program point L533-6(lines 533 537) no Hoare annotation was computed. [2019-12-07 10:25:15,500 INFO L242 CegarLoopResult]: At program point L533-8(lines 526 541) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32))) (= (_ bv2 32) ~rjh~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,500 INFO L242 CegarLoopResult]: At program point L303(lines 293 379) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,500 INFO L242 CegarLoopResult]: At program point L270(lines 260 382) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,500 INFO L246 CegarLoopResult]: For program point L171(lines 171 178) no Hoare annotation was computed. [2019-12-07 10:25:15,500 INFO L246 CegarLoopResult]: For program point L2186(lines 2186 2197) no Hoare annotation was computed. [2019-12-07 10:25:15,500 INFO L249 CegarLoopResult]: At program point L171-1(lines 171 178) the Hoare annotation is: true [2019-12-07 10:25:15,500 INFO L246 CegarLoopResult]: For program point L2186-1(lines 2186 2197) no Hoare annotation was computed. [2019-12-07 10:25:15,500 INFO L246 CegarLoopResult]: For program point L2253(lines 2253 2265) no Hoare annotation was computed. [2019-12-07 10:25:15,501 INFO L246 CegarLoopResult]: For program point L2253-2(lines 2253 2265) no Hoare annotation was computed. [2019-12-07 10:25:15,501 INFO L246 CegarLoopResult]: For program point L2253-4(lines 2253 2265) no Hoare annotation was computed. [2019-12-07 10:25:15,501 INFO L246 CegarLoopResult]: For program point L437(lines 437 448) no Hoare annotation was computed. [2019-12-07 10:25:15,501 INFO L246 CegarLoopResult]: For program point L437-1(lines 437 448) no Hoare annotation was computed. [2019-12-07 10:25:15,501 INFO L242 CegarLoopResult]: At program point L339(lines 329 376) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,501 INFO L246 CegarLoopResult]: For program point L2256(lines 2256 2264) no Hoare annotation was computed. [2019-12-07 10:25:15,501 INFO L246 CegarLoopResult]: For program point L2256-2(lines 2256 2264) no Hoare annotation was computed. [2019-12-07 10:25:15,501 INFO L246 CegarLoopResult]: For program point L2190(lines 2190 2196) no Hoare annotation was computed. [2019-12-07 10:25:15,501 INFO L246 CegarLoopResult]: For program point L2256-4(lines 2256 2264) no Hoare annotation was computed. [2019-12-07 10:25:15,501 INFO L246 CegarLoopResult]: For program point L2190-1(lines 2190 2196) no Hoare annotation was computed. [2019-12-07 10:25:15,502 INFO L246 CegarLoopResult]: For program point L308(lines 308 315) no Hoare annotation was computed. [2019-12-07 10:25:15,502 INFO L242 CegarLoopResult]: At program point L2389(lines 2384 2392) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse5 .cse6 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse5 .cse6))) [2019-12-07 10:25:15,502 INFO L246 CegarLoopResult]: For program point L275(lines 275 279) no Hoare annotation was computed. [2019-12-07 10:25:15,502 INFO L246 CegarLoopResult]: For program point L242(lines 241 384) no Hoare annotation was computed. [2019-12-07 10:25:15,502 INFO L246 CegarLoopResult]: For program point L474(lines 474 485) no Hoare annotation was computed. [2019-12-07 10:25:15,502 INFO L246 CegarLoopResult]: For program point L441(lines 441 447) no Hoare annotation was computed. [2019-12-07 10:25:15,502 INFO L246 CegarLoopResult]: For program point L474-1(lines 474 485) no Hoare annotation was computed. [2019-12-07 10:25:15,502 INFO L246 CegarLoopResult]: For program point L441-1(lines 441 447) no Hoare annotation was computed. [2019-12-07 10:25:15,502 INFO L246 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2019-12-07 10:25:15,502 INFO L246 CegarLoopResult]: For program point L2259(lines 2259 2263) no Hoare annotation was computed. [2019-12-07 10:25:15,502 INFO L246 CegarLoopResult]: For program point L2259-3(lines 2259 2263) no Hoare annotation was computed. [2019-12-07 10:25:15,503 INFO L242 CegarLoopResult]: At program point L2259-2(lines 1 2539) the Hoare annotation is: (and (not (= (bvadd ~rjh~0 (_ bv4294967295 32)) (_ bv0 32))) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (not (= (_ bv2 32) ULTIMATE.start_setClientId_~handle))) [2019-12-07 10:25:15,503 INFO L242 CegarLoopResult]: At program point L2259-5(lines 1 2539) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) ~__ste_client_forwardReceiver1~0)) [2019-12-07 10:25:15,503 INFO L246 CegarLoopResult]: For program point L2259-6(lines 2259 2263) no Hoare annotation was computed. [2019-12-07 10:25:15,503 INFO L242 CegarLoopResult]: At program point L2259-8(lines 1 2539) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) ~__ste_client_forwardReceiver1~0)) [2019-12-07 10:25:15,503 INFO L246 CegarLoopResult]: For program point L344(lines 344 348) no Hoare annotation was computed. [2019-12-07 10:25:15,503 INFO L249 CegarLoopResult]: At program point L179(lines 161 181) the Hoare annotation is: true [2019-12-07 10:25:15,503 INFO L242 CegarLoopResult]: At program point L2195-1(lines 2178 2201) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (_ bv0 32) |ULTIMATE.start_getClientForwardReceiver_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)))) [2019-12-07 10:25:15,503 INFO L242 CegarLoopResult]: At program point L2195(lines 2178 2201) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32))) (= (_ bv2 32) ~rjh~0) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 10:25:15,504 INFO L246 CegarLoopResult]: For program point L511(lines 511 522) no Hoare annotation was computed. [2019-12-07 10:25:15,504 INFO L246 CegarLoopResult]: For program point L478(lines 478 484) no Hoare annotation was computed. [2019-12-07 10:25:15,504 INFO L246 CegarLoopResult]: For program point L511-1(lines 511 522) no Hoare annotation was computed. [2019-12-07 10:25:15,504 INFO L246 CegarLoopResult]: For program point L511-2(lines 511 522) no Hoare annotation was computed. [2019-12-07 10:25:15,504 INFO L246 CegarLoopResult]: For program point L478-1(lines 478 484) no Hoare annotation was computed. [2019-12-07 10:25:15,504 INFO L246 CegarLoopResult]: For program point L511-3(lines 511 522) no Hoare annotation was computed. [2019-12-07 10:25:15,504 INFO L246 CegarLoopResult]: For program point L2229-1(lines 2229 2245) no Hoare annotation was computed. [2019-12-07 10:25:15,504 INFO L246 CegarLoopResult]: For program point L2229(lines 2229 2245) no Hoare annotation was computed. [2019-12-07 10:25:15,504 INFO L246 CegarLoopResult]: For program point L115(lines 115 123) no Hoare annotation was computed. [2019-12-07 10:25:15,504 INFO L242 CegarLoopResult]: At program point L446(lines 433 451) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse7 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32))) (.cse8 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) (.cse9 (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse6 .cse5 .cse7 .cse8 .cse9))) [2019-12-07 10:25:15,504 INFO L249 CegarLoopResult]: At program point L446-1(lines 433 451) the Hoare annotation is: true [2019-12-07 10:25:15,505 INFO L242 CegarLoopResult]: At program point L281(lines 271 381) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,505 INFO L242 CegarLoopResult]: At program point L2528(lines 1 2539) the Hoare annotation is: (and (not (= (bvadd ~rjh~0 (_ bv4294967295 32)) (_ bv0 32))) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv0 32) ~__ste_client_forwardReceiver1~0)) [2019-12-07 10:25:15,505 INFO L246 CegarLoopResult]: For program point L249(lines 249 383) no Hoare annotation was computed. [2019-12-07 10:25:15,505 INFO L246 CegarLoopResult]: For program point L515(lines 515 521) no Hoare annotation was computed. [2019-12-07 10:25:15,505 INFO L246 CegarLoopResult]: For program point L515-1(lines 515 521) no Hoare annotation was computed. [2019-12-07 10:25:15,505 INFO L246 CegarLoopResult]: For program point L515-2(lines 515 521) no Hoare annotation was computed. [2019-12-07 10:25:15,505 INFO L246 CegarLoopResult]: For program point L515-3(lines 515 521) no Hoare annotation was computed. [2019-12-07 10:25:15,505 INFO L242 CegarLoopResult]: At program point L2398(lines 2393 2401) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse5 .cse6 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse5 .cse6))) [2019-12-07 10:25:15,505 INFO L242 CegarLoopResult]: At program point L350(lines 340 375) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,505 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 10:25:15,505 INFO L242 CegarLoopResult]: At program point L317(lines 304 378) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,506 INFO L246 CegarLoopResult]: For program point L2233-1(lines 2233 2244) no Hoare annotation was computed. [2019-12-07 10:25:15,506 INFO L246 CegarLoopResult]: For program point L2233(lines 2233 2244) no Hoare annotation was computed. [2019-12-07 10:25:15,506 INFO L242 CegarLoopResult]: At program point L483(lines 470 488) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse7 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32))) (.cse8 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) (.cse9 (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse6 .cse5 .cse7 .cse8 .cse9))) [2019-12-07 10:25:15,506 INFO L249 CegarLoopResult]: At program point L483-1(lines 470 488) the Hoare annotation is: true [2019-12-07 10:25:15,506 INFO L242 CegarLoopResult]: At program point L385(lines 240 386) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,506 INFO L246 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2019-12-07 10:25:15,506 INFO L246 CegarLoopResult]: For program point L253(lines 253 257) no Hoare annotation was computed. [2019-12-07 10:25:15,506 INFO L242 CegarLoopResult]: At program point L2335-1(lines 1 2539) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse5 .cse6 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse5 .cse6))) [2019-12-07 10:25:15,506 INFO L246 CegarLoopResult]: For program point L2335(lines 2335 2342) no Hoare annotation was computed. [2019-12-07 10:25:15,506 INFO L246 CegarLoopResult]: For program point L2335-2(lines 2335 2342) no Hoare annotation was computed. [2019-12-07 10:25:15,506 INFO L242 CegarLoopResult]: At program point L2501(lines 2490 2504) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32))) (= (_ bv2 32) ~rjh~0) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,506 INFO L246 CegarLoopResult]: For program point L2237-1(lines 2237 2243) no Hoare annotation was computed. [2019-12-07 10:25:15,506 INFO L246 CegarLoopResult]: For program point L2237(lines 2237 2243) no Hoare annotation was computed. [2019-12-07 10:25:15,506 INFO L242 CegarLoopResult]: At program point L520(lines 507 525) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32))) (= (_ bv2 32) ~rjh~0) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32)) (_ bv0 32))) [2019-12-07 10:25:15,507 INFO L242 CegarLoopResult]: At program point L520-1(lines 507 525) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse7 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) (.cse8 (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse6 .cse5 .cse7 .cse8))) [2019-12-07 10:25:15,507 INFO L242 CegarLoopResult]: At program point L520-2(lines 507 525) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= ULTIMATE.start_incoming_~fwreceiver~0 (_ bv0 32)) .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv0 32) |ULTIMATE.start_getClientForwardReceiver_#res|) (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)))) [2019-12-07 10:25:15,507 INFO L249 CegarLoopResult]: At program point L520-3(lines 507 525) the Hoare annotation is: true [2019-12-07 10:25:15,507 INFO L249 CegarLoopResult]: At program point L2469-1(lines 2444 2471) the Hoare annotation is: true [2019-12-07 10:25:15,507 INFO L242 CegarLoopResult]: At program point L2469(lines 2444 2471) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse7 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) (.cse8 (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse6 .cse5 .cse7 .cse8))) [2019-12-07 10:25:15,507 INFO L246 CegarLoopResult]: For program point L355(lines 355 359) no Hoare annotation was computed. [2019-12-07 10:25:15,507 INFO L246 CegarLoopResult]: For program point L322(lines 322 326) no Hoare annotation was computed. [2019-12-07 10:25:15,507 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 10:25:15,507 INFO L246 CegarLoopResult]: For program point L1181(lines 1181 1187) no Hoare annotation was computed. [2019-12-07 10:25:15,507 INFO L246 CegarLoopResult]: For program point L1181-2(lines 1181 1187) no Hoare annotation was computed. [2019-12-07 10:25:15,507 INFO L242 CegarLoopResult]: At program point L2536(lines 2531 2539) the Hoare annotation is: (and (not (= (bvadd ~rjh~0 (_ bv4294967295 32)) (_ bv0 32))) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) ~__ste_client_forwardReceiver1~0)) [2019-12-07 10:25:15,507 INFO L246 CegarLoopResult]: For program point L2206(lines 2206 2218) no Hoare annotation was computed. [2019-12-07 10:25:15,507 INFO L242 CegarLoopResult]: At program point L158(lines 138 160) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) ~__ste_client_forwardReceiver1~0)) [2019-12-07 10:25:15,507 INFO L242 CegarLoopResult]: At program point L292(lines 282 380) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,508 INFO L242 CegarLoopResult]: At program point L259(lines 249 383) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,508 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 10:25:15,508 INFO L242 CegarLoopResult]: At program point L2407(lines 2402 2410) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse5 .cse6 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse5 .cse6))) [2019-12-07 10:25:15,508 INFO L242 CegarLoopResult]: At program point L2242(lines 2225 2248) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32))) (= (_ bv2 32) ~rjh~0) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,508 INFO L246 CegarLoopResult]: For program point L2209(lines 2209 2217) no Hoare annotation was computed. [2019-12-07 10:25:15,508 INFO L242 CegarLoopResult]: At program point L2242-1(lines 2225 2248) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse5 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse5 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse5))) [2019-12-07 10:25:15,508 INFO L246 CegarLoopResult]: For program point L493(lines 493 501) no Hoare annotation was computed. [2019-12-07 10:25:15,508 INFO L246 CegarLoopResult]: For program point L493-2(lines 493 501) no Hoare annotation was computed. [2019-12-07 10:25:15,508 INFO L242 CegarLoopResult]: At program point L361(lines 351 374) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,508 INFO L246 CegarLoopResult]: For program point L493-4(lines 493 501) no Hoare annotation was computed. [2019-12-07 10:25:15,508 INFO L242 CegarLoopResult]: At program point L328(lines 318 377) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,508 INFO L246 CegarLoopResult]: For program point L2212(lines 2212 2216) no Hoare annotation was computed. [2019-12-07 10:25:15,508 INFO L246 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2019-12-07 10:25:15,508 INFO L246 CegarLoopResult]: For program point L197-1(line 197) no Hoare annotation was computed. [2019-12-07 10:25:15,509 INFO L242 CegarLoopResult]: At program point L2212-2(lines 1 2539) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,509 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 10:25:15,509 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 197) no Hoare annotation was computed. [2019-12-07 10:25:15,509 INFO L242 CegarLoopResult]: At program point L2477-1(lines 2472 2480) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse7 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) (.cse8 (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse6 .cse5 .cse7 .cse8))) [2019-12-07 10:25:15,509 INFO L242 CegarLoopResult]: At program point L2477(lines 2472 2480) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse6 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse5 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse7 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32))) (.cse8 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse6 .cse5 .cse7 .cse8))) [2019-12-07 10:25:15,509 INFO L249 CegarLoopResult]: At program point L2477-3(lines 2472 2480) the Hoare annotation is: true [2019-12-07 10:25:15,509 INFO L242 CegarLoopResult]: At program point L2477-2(lines 2472 2480) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32))) (= (_ bv2 32) ~rjh~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) [2019-12-07 10:25:15,509 INFO L246 CegarLoopResult]: For program point L297(lines 297 301) no Hoare annotation was computed. [2019-12-07 10:25:15,509 INFO L242 CegarLoopResult]: At program point L2312(lines 1 2539) the Hoare annotation is: (and (= ULTIMATE.start_incoming_~client (_ bv2 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32)) (_ bv0 32))) [2019-12-07 10:25:15,509 INFO L246 CegarLoopResult]: For program point L264(lines 264 268) no Hoare annotation was computed. [2019-12-07 10:25:15,509 INFO L242 CegarLoopResult]: At program point L198(lines 1173 1190) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse7 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32))) (.cse8 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) (.cse9 (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse6 .cse5 .cse7 .cse8 .cse9))) [2019-12-07 10:25:15,509 INFO L242 CegarLoopResult]: At program point L2312-1(lines 1 2539) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= ULTIMATE.start_incoming_~client (_ bv2 32)) .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv0 32) |ULTIMATE.start_getClientForwardReceiver_#res|) (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)))) [2019-12-07 10:25:15,510 INFO L249 CegarLoopResult]: At program point L198-1(lines 1173 1190) the Hoare annotation is: true [2019-12-07 10:25:15,510 INFO L246 CegarLoopResult]: For program point L496(lines 496 500) no Hoare annotation was computed. [2019-12-07 10:25:15,510 INFO L242 CegarLoopResult]: At program point L496-2(lines 489 504) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32))) (= (_ bv2 32) ~rjh~0) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,510 INFO L246 CegarLoopResult]: For program point L496-3(lines 496 500) no Hoare annotation was computed. [2019-12-07 10:25:15,510 INFO L242 CegarLoopResult]: At program point L496-5(lines 489 504) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32))) (= (_ bv2 32) ~rjh~0) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 10:25:15,510 INFO L246 CegarLoopResult]: For program point L496-6(lines 496 500) no Hoare annotation was computed. [2019-12-07 10:25:15,510 INFO L242 CegarLoopResult]: At program point L496-8(lines 489 504) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv2 32) ~rjh~0)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse5 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 (= (bvadd ULTIMATE.start_setEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse5 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~6 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv2 32) ~__ste_email_to0~0) .cse4 .cse5))) [2019-12-07 10:25:15,510 INFO L246 CegarLoopResult]: For program point L530(lines 530 538) no Hoare annotation was computed. [2019-12-07 10:25:15,510 INFO L246 CegarLoopResult]: For program point L530-2(lines 530 538) no Hoare annotation was computed. [2019-12-07 10:25:15,510 INFO L246 CegarLoopResult]: For program point L530-4(lines 530 538) no Hoare annotation was computed. [2019-12-07 10:25:15,510 INFO L246 CegarLoopResult]: For program point L2182(lines 2182 2198) no Hoare annotation was computed. [2019-12-07 10:25:15,510 INFO L246 CegarLoopResult]: For program point L2182-1(lines 2182 2198) no Hoare annotation was computed. [2019-12-07 10:25:15,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 10:25:15 BoogieIcfgContainer [2019-12-07 10:25:15,547 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 10:25:15,547 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 10:25:15,547 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 10:25:15,547 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 10:25:15,548 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:24:47" (3/4) ... [2019-12-07 10:25:15,551 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 10:25:15,570 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2019-12-07 10:25:15,572 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2019-12-07 10:25:15,573 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 10:25:15,575 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 10:25:15,576 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 10:25:15,578 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 10:25:15,600 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(~bvadd64(rjh, 4294967295bv32) == 0bv32) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && 0bv32 == __ste_client_forwardReceiver1 [2019-12-07 10:25:15,600 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(~bvadd64(rjh, 4294967295bv32) == 0bv32) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && 0bv32 == __ste_client_forwardReceiver1) && !(2bv32 == handle) [2019-12-07 10:25:15,601 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2bv32 == handle && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && 0bv32 == __ste_client_forwardReceiver1 [2019-12-07 10:25:15,601 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && 0bv32 == __ste_client_forwardReceiver1 [2019-12-07 10:25:15,601 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && 0bv32 == __ste_client_forwardReceiver1 [2019-12-07 10:25:15,601 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,601 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,601 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,603 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result [2019-12-07 10:25:15,603 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result [2019-12-07 10:25:15,603 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result [2019-12-07 10:25:15,603 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result [2019-12-07 10:25:15,603 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result [2019-12-07 10:25:15,603 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result [2019-12-07 10:25:15,604 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967294bv32) == 0bv32 [2019-12-07 10:25:15,604 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((client == 2bv32 && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967294bv32) == 0bv32 [2019-12-07 10:25:15,604 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32 [2019-12-07 10:25:15,604 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) [2019-12-07 10:25:15,604 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) || ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) [2019-12-07 10:25:15,605 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) [2019-12-07 10:25:15,605 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) [2019-12-07 10:25:15,605 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) [2019-12-07 10:25:15,605 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) [2019-12-07 10:25:15,605 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) [2019-12-07 10:25:15,605 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || ((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) [2019-12-07 10:25:15,606 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) [2019-12-07 10:25:15,606 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || ((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) [2019-12-07 10:25:15,606 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) [2019-12-07 10:25:15,606 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && fwreceiver == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967294bv32) == 0bv32) || (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) [2019-12-07 10:25:15,606 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) [2019-12-07 10:25:15,606 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && client == 2bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967294bv32) == 0bv32) || (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) [2019-12-07 10:25:15,607 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == \result) || (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) [2019-12-07 10:25:15,607 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) [2019-12-07 10:25:15,607 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) [2019-12-07 10:25:15,607 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result [2019-12-07 10:25:15,607 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 1bv32 == \result [2019-12-07 10:25:15,656 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_30b3dfad-a770-4beb-abe3-7cd8be822b27/bin/utaipan/witness.graphml [2019-12-07 10:25:15,656 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 10:25:15,657 INFO L168 Benchmark]: Toolchain (without parser) took 29484.62 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 602.9 MB). Free memory was 947.0 MB in the beginning and 1.2 GB in the end (delta: -214.1 MB). Peak memory consumption was 388.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:25:15,657 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:25:15,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 524.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -119.6 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-12-07 10:25:15,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:25:15,657 INFO L168 Benchmark]: Boogie Preprocessor took 39.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-12-07 10:25:15,658 INFO L168 Benchmark]: RCFGBuilder took 733.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 951.2 MB in the end (delta: 106.8 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:25:15,658 INFO L168 Benchmark]: TraceAbstraction took 28016.43 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 470.3 MB). Free memory was 944.4 MB in the beginning and 1.2 GB in the end (delta: -232.6 MB). Peak memory consumption was 564.2 MB. Max. memory is 11.5 GB. [2019-12-07 10:25:15,658 INFO L168 Benchmark]: Witness Printer took 108.73 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2019-12-07 10:25:15,659 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 524.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -119.6 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 733.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 951.2 MB in the end (delta: 106.8 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28016.43 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 470.3 MB). Free memory was 944.4 MB in the beginning and 1.2 GB in the end (delta: -232.6 MB). Peak memory consumption was 564.2 MB. Max. memory is 11.5 GB. * Witness Printer took 108.73 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 197]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 197]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 2490]: Loop Invariant Derived loop invariant: (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 1173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) - InvariantResult [Line: 2444]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2225]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result - InvariantResult [Line: 1173]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2225]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || ((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && 0bv32 == __ste_client_forwardReceiver1 - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967294bv32) == 0bv32 - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == \result) || (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) - InvariantResult [Line: 2402]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && client == 2bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967294bv32) == 0bv32) || (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((client == 2bv32 && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967294bv32) == 0bv32 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && fwreceiver == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967294bv32) == 0bv32) || (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2444]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) - InvariantResult [Line: 2472]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 2472]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 1bv32 == \result - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 2472]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) - InvariantResult [Line: 2472]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (!(~bvadd64(rjh, 4294967295bv32) == 0bv32) && !(1bv32 == __ste_email_to0)) && 0bv32 == __ste_client_forwardReceiver1 - InvariantResult [Line: 2384]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || ((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) - InvariantResult [Line: 2531]: Loop Invariant Derived loop invariant: ((!(~bvadd64(rjh, 4294967295bv32) == 0bv32) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && 0bv32 == __ste_client_forwardReceiver1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((2bv32 == handle && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && 0bv32 == __ste_client_forwardReceiver1 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && 0bv32 == __ste_client_forwardReceiver1 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result - InvariantResult [Line: 2393]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && 1bv32 == \result) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: ((((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((!(~bvadd64(rjh, 4294967295bv32) == 0bv32) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && 0bv32 == __ste_client_forwardReceiver1) && !(2bv32 == handle) - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) || ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 134 locations, 2 error locations. Result: SAFE, OverallTime: 14.2s, OverallIterations: 15, TraceHistogramMax: 3, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.6s, HoareTripleCheckerStatistics: 3048 SDtfs, 5767 SDslu, 6232 SDs, 0 SdLazy, 576 SolverSat, 89 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2068 GetRequests, 1905 SyntacticMatches, 1 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3079 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1902occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 2531 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 54 PreInvPairs, 937 NumberOfFragments, 2041 HoareAnnotationTreeSize, 54 FomulaSimplifications, 23164196 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 2997190 FormulaSimplificationTreeSizeReductionInter, 11.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1008 NumberOfCodeBlocks, 1008 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1976 ConstructedInterpolants, 0 QuantifiedInterpolants, 166784 SizeOfPredicates, 60 NumberOfNonLiveVariables, 7774 ConjunctsInSsa, 96 ConjunctsInUnsatCore, 40 InterpolantComputations, 30 PerfectInterpolantSequences, 180/260 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...