./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 cdb705451c6fea738760a6b9963fc72ac4c0d764 ...................................................................................................................................... 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_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 cdb705451c6fea738760a6b9963fc72ac4c0d764 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:18:57,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:18:57,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:18:57,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:18:57,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:18:57,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:18:57,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:18:57,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:18:57,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:18:57,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:18:57,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:18:57,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:18:57,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:18:57,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:18:57,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:18:57,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:18:57,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:18:57,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:18:57,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:18:57,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:18:57,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:18:57,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:18:57,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:18:57,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:18:57,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:18:57,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:18:57,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:18:57,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:18:57,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:18:57,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:18:57,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:18:57,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:18:57,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:18:57,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:18:57,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:18:57,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:18:57,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:18:57,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:18:57,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:18:57,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:18:57,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:18:57,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 13:18:57,185 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:18:57,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:18:57,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 13:18:57,186 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 13:18:57,186 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 13:18:57,186 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 13:18:57,186 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 13:18:57,186 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 13:18:57,187 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 13:18:57,187 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 13:18:57,187 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 13:18:57,187 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 13:18:57,187 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 13:18:57,187 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 13:18:57,188 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 13:18:57,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:18:57,188 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:18:57,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:18:57,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:18:57,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:18:57,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:18:57,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:18:57,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:18:57,189 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:18:57,189 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:18:57,189 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:18:57,189 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:18:57,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:18:57,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:18:57,190 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:18:57,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:18:57,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:18:57,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:18:57,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:18:57,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:18:57,190 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 13:18:57,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:18:57,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:18:57,191 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:18:57,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:18:57,191 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_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 -> cdb705451c6fea738760a6b9963fc72ac4c0d764 [2019-12-07 13:18:57,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:18:57,298 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:18:57,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:18:57,301 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:18:57,301 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:18:57,302 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2019-12-07 13:18:57,337 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/data/974dd0dc5/d2b7e13550f74c3f814f123ef64e1c36/FLAG3eef118a5 [2019-12-07 13:18:57,829 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:18:57,830 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2019-12-07 13:18:57,842 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/data/974dd0dc5/d2b7e13550f74c3f814f123ef64e1c36/FLAG3eef118a5 [2019-12-07 13:18:57,852 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/data/974dd0dc5/d2b7e13550f74c3f814f123ef64e1c36 [2019-12-07 13:18:57,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:18:57,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:18:57,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:18:57,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:18:57,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:18:57,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:18:57" (1/1) ... [2019-12-07 13:18:57,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c28c768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:18:57, skipping insertion in model container [2019-12-07 13:18:57,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:18:57" (1/1) ... [2019-12-07 13:18:57,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:18:57,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:18:58,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:18:58,216 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 13:18:58,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cc4e60e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:18:58, skipping insertion in model container [2019-12-07 13:18:58,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:18:58,217 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 13:18:58,219 INFO L168 Benchmark]: Toolchain (without parser) took 363.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:18:58,219 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 955.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:18:58,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:18:58,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 955.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 361.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1069]: 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 13:18:59,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:18:59,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:18:59,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:18:59,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:18:59,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:18:59,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:18:59,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:18:59,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:18:59,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:18:59,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:18:59,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:18:59,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:18:59,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:18:59,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:18:59,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:18:59,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:18:59,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:18:59,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:18:59,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:18:59,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:18:59,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:18:59,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:18:59,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:18:59,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:18:59,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:18:59,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:18:59,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:18:59,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:18:59,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:18:59,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:18:59,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:18:59,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:18:59,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:18:59,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:18:59,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:18:59,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:18:59,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:18:59,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:18:59,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:18:59,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:18:59,347 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 13:18:59,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:18:59,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:18:59,358 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 13:18:59,358 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 13:18:59,358 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 13:18:59,358 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 13:18:59,358 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 13:18:59,358 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 13:18:59,359 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 13:18:59,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:18:59,359 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:18:59,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:18:59,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:18:59,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:18:59,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:18:59,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:18:59,360 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:18:59,360 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 13:18:59,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 13:18:59,360 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:18:59,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:18:59,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:18:59,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:18:59,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:18:59,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:18:59,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:18:59,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:18:59,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:18:59,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:18:59,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:18:59,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:18:59,362 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 13:18:59,362 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 13:18:59,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:18:59,362 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:18:59,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:18:59,362 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_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 -> cdb705451c6fea738760a6b9963fc72ac4c0d764 [2019-12-07 13:18:59,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:18:59,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:18:59,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:18:59,555 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:18:59,555 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:18:59,555 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2019-12-07 13:18:59,592 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/data/3034b0168/07e9d5de41f941a197fc6cea0b2db415/FLAGd060bc9ce [2019-12-07 13:19:00,112 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:19:00,112 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2019-12-07 13:19:00,128 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/data/3034b0168/07e9d5de41f941a197fc6cea0b2db415/FLAGd060bc9ce [2019-12-07 13:19:00,626 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/data/3034b0168/07e9d5de41f941a197fc6cea0b2db415 [2019-12-07 13:19:00,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:19:00,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:19:00,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:19:00,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:19:00,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:19:00,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:19:00" (1/1) ... [2019-12-07 13:19:00,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f11b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:00, skipping insertion in model container [2019-12-07 13:19:00,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:19:00" (1/1) ... [2019-12-07 13:19:00,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:19:00,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:19:00,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:19:00,986 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 13:19:00,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:19:01,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:19:01,055 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:19:01,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:19:01,146 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:19:01,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01 WrapperNode [2019-12-07 13:19:01,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:19:01,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:19:01,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:19:01,147 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:19:01,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (1/1) ... [2019-12-07 13:19:01,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (1/1) ... [2019-12-07 13:19:01,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:19:01,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:19:01,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:19:01,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:19:01,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (1/1) ... [2019-12-07 13:19:01,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (1/1) ... [2019-12-07 13:19:01,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (1/1) ... [2019-12-07 13:19:01,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (1/1) ... [2019-12-07 13:19:01,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (1/1) ... [2019-12-07 13:19:01,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (1/1) ... [2019-12-07 13:19:01,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (1/1) ... [2019-12-07 13:19:01,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:19:01,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:19:01,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:19:01,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:19:01,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 13:19:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-12-07 13:19:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 13:19:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 13:19:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:19:01,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:19:02,084 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:19:02,084 INFO L287 CfgBuilder]: Removed 111 assume(true) statements. [2019-12-07 13:19:02,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:19:02 BoogieIcfgContainer [2019-12-07 13:19:02,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:19:02,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 13:19:02,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 13:19:02,090 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 13:19:02,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:19:00" (1/3) ... [2019-12-07 13:19:02,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fb5fe12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:19:02, skipping insertion in model container [2019-12-07 13:19:02,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:19:01" (2/3) ... [2019-12-07 13:19:02,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fb5fe12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:19:02, skipping insertion in model container [2019-12-07 13:19:02,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:19:02" (3/3) ... [2019-12-07 13:19:02,093 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2019-12-07 13:19:02,102 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 13:19:02,108 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-07 13:19:02,118 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-12-07 13:19:02,135 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 13:19:02,135 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 13:19:02,135 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 13:19:02,135 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:19:02,135 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:19:02,135 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 13:19:02,136 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:19:02,136 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 13:19:02,148 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states. [2019-12-07 13:19:02,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 13:19:02,153 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:02,154 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] [2019-12-07 13:19:02,154 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:02,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:02,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1526697543, now seen corresponding path program 1 times [2019-12-07 13:19:02,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:02,168 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [991957343] [2019-12-07 13:19:02,168 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 13:19:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:02,407 INFO L264 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 13:19:02,414 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:02,433 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 13:19:02,433 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:02,441 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 13:19:02,442 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [991957343] [2019-12-07 13:19:02,442 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:19:02,442 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 13:19:02,443 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126477341] [2019-12-07 13:19:02,447 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 13:19:02,447 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:02,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 13:19:02,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 13:19:02,459 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 2 states. [2019-12-07 13:19:02,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:02,484 INFO L93 Difference]: Finished difference Result 189 states and 299 transitions. [2019-12-07 13:19:02,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 13:19:02,486 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2019-12-07 13:19:02,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:02,497 INFO L225 Difference]: With dead ends: 189 [2019-12-07 13:19:02,497 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 13:19:02,501 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 62 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 13:19:02,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 13:19:02,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-12-07 13:19:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-12-07 13:19:02,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 170 transitions. [2019-12-07 13:19:02,537 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 170 transitions. Word has length 32 [2019-12-07 13:19:02,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:02,538 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 170 transitions. [2019-12-07 13:19:02,538 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 13:19:02,538 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2019-12-07 13:19:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 13:19:02,540 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:02,540 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] [2019-12-07 13:19:02,740 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 13:19:02,741 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:02,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:02,741 INFO L82 PathProgramCache]: Analyzing trace with hash -380016211, now seen corresponding path program 1 times [2019-12-07 13:19:02,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:02,742 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [918901434] [2019-12-07 13:19:02,742 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 13:19:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:02,930 INFO L264 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 13:19:02,933 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:02,953 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 13:19:02,953 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:02,965 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 13:19:02,965 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [918901434] [2019-12-07 13:19:02,965 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:19:02,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 13:19:02,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326442692] [2019-12-07 13:19:02,967 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:19:02,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:02,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:19:02,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:19:02,968 INFO L87 Difference]: Start difference. First operand 107 states and 170 transitions. Second operand 4 states. [2019-12-07 13:19:03,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:03,017 INFO L93 Difference]: Finished difference Result 295 states and 469 transitions. [2019-12-07 13:19:03,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:19:03,018 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-12-07 13:19:03,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:03,019 INFO L225 Difference]: With dead ends: 295 [2019-12-07 13:19:03,020 INFO L226 Difference]: Without dead ends: 199 [2019-12-07 13:19:03,021 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 62 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 13:19:03,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2019-12-07 13:19:03,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 106. [2019-12-07 13:19:03,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-12-07 13:19:03,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 165 transitions. [2019-12-07 13:19:03,032 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 165 transitions. Word has length 33 [2019-12-07 13:19:03,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:03,033 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 165 transitions. [2019-12-07 13:19:03,033 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:19:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 165 transitions. [2019-12-07 13:19:03,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 13:19:03,034 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:03,034 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 13:19:03,234 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 13:19:03,235 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:03,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:03,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1621283904, now seen corresponding path program 1 times [2019-12-07 13:19:03,237 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:03,238 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [769181359] [2019-12-07 13:19:03,238 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 13:19:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:03,427 INFO L264 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 13:19:03,430 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:03,437 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 13:19:03,437 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:03,444 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 13:19:03,445 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [769181359] [2019-12-07 13:19:03,445 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:19:03,445 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 13:19:03,445 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636835879] [2019-12-07 13:19:03,445 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:19:03,445 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:03,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:19:03,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:19:03,446 INFO L87 Difference]: Start difference. First operand 106 states and 165 transitions. Second operand 4 states. [2019-12-07 13:19:03,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:03,472 INFO L93 Difference]: Finished difference Result 205 states and 320 transitions. [2019-12-07 13:19:03,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:19:03,472 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2019-12-07 13:19:03,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:03,473 INFO L225 Difference]: With dead ends: 205 [2019-12-07 13:19:03,474 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 13:19:03,474 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 13:19:03,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 13:19:03,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 106. [2019-12-07 13:19:03,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-12-07 13:19:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 162 transitions. [2019-12-07 13:19:03,483 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 162 transitions. Word has length 35 [2019-12-07 13:19:03,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:03,483 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 162 transitions. [2019-12-07 13:19:03,483 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:19:03,483 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 162 transitions. [2019-12-07 13:19:03,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 13:19:03,484 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:03,484 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] [2019-12-07 13:19:03,684 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 13:19:03,685 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:03,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:03,686 INFO L82 PathProgramCache]: Analyzing trace with hash 77051259, now seen corresponding path program 1 times [2019-12-07 13:19:03,687 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:03,688 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295830822] [2019-12-07 13:19:03,688 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 13:19:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:03,920 INFO L264 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:19:03,922 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:03,928 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 13:19:03,929 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:03,937 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 13:19:03,937 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295830822] [2019-12-07 13:19:03,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:19:03,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 13:19:03,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650569628] [2019-12-07 13:19:03,938 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:19:03,938 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:03,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:19:03,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:19:03,939 INFO L87 Difference]: Start difference. First operand 106 states and 162 transitions. Second operand 4 states. [2019-12-07 13:19:03,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:03,966 INFO L93 Difference]: Finished difference Result 257 states and 396 transitions. [2019-12-07 13:19:03,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:19:03,966 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2019-12-07 13:19:03,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:03,968 INFO L225 Difference]: With dead ends: 257 [2019-12-07 13:19:03,968 INFO L226 Difference]: Without dead ends: 197 [2019-12-07 13:19:03,969 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 68 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 13:19:03,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2019-12-07 13:19:03,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 137. [2019-12-07 13:19:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2019-12-07 13:19:03,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 218 transitions. [2019-12-07 13:19:03,984 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 218 transitions. Word has length 36 [2019-12-07 13:19:03,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:03,984 INFO L462 AbstractCegarLoop]: Abstraction has 137 states and 218 transitions. [2019-12-07 13:19:03,984 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:19:03,985 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 218 transitions. [2019-12-07 13:19:03,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-07 13:19:03,986 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:03,987 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] [2019-12-07 13:19:04,187 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 13:19:04,188 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:04,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:04,189 INFO L82 PathProgramCache]: Analyzing trace with hash 2145452763, now seen corresponding path program 1 times [2019-12-07 13:19:04,190 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:04,190 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [251652657] [2019-12-07 13:19:04,190 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 13:19:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:04,373 INFO L264 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:19:04,375 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:04,380 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 13:19:04,381 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:04,387 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 13:19:04,387 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [251652657] [2019-12-07 13:19:04,387 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:19:04,388 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 13:19:04,388 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220609438] [2019-12-07 13:19:04,388 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:19:04,388 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:04,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:19:04,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:19:04,389 INFO L87 Difference]: Start difference. First operand 137 states and 218 transitions. Second operand 4 states. [2019-12-07 13:19:04,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:04,413 INFO L93 Difference]: Finished difference Result 430 states and 694 transitions. [2019-12-07 13:19:04,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:19:04,413 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 46 [2019-12-07 13:19:04,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:04,415 INFO L225 Difference]: With dead ends: 430 [2019-12-07 13:19:04,415 INFO L226 Difference]: Without dead ends: 341 [2019-12-07 13:19:04,416 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 88 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 13:19:04,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2019-12-07 13:19:04,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 191. [2019-12-07 13:19:04,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2019-12-07 13:19:04,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 319 transitions. [2019-12-07 13:19:04,429 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 319 transitions. Word has length 46 [2019-12-07 13:19:04,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:04,429 INFO L462 AbstractCegarLoop]: Abstraction has 191 states and 319 transitions. [2019-12-07 13:19:04,429 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:19:04,429 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 319 transitions. [2019-12-07 13:19:04,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-07 13:19:04,430 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:04,430 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:19:04,631 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 13:19:04,632 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:04,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:04,632 INFO L82 PathProgramCache]: Analyzing trace with hash 1295322390, now seen corresponding path program 1 times [2019-12-07 13:19:04,634 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:04,634 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2073445415] [2019-12-07 13:19:04,634 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 13:19:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:04,825 INFO L264 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:19:04,828 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:04,833 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 13:19:04,834 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:04,838 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 13:19:04,838 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2073445415] [2019-12-07 13:19:04,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:19:04,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 13:19:04,838 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321091045] [2019-12-07 13:19:04,838 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 13:19:04,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:04,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:19:04,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:19:04,839 INFO L87 Difference]: Start difference. First operand 191 states and 319 transitions. Second operand 3 states. [2019-12-07 13:19:04,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:04,860 INFO L93 Difference]: Finished difference Result 341 states and 549 transitions. [2019-12-07 13:19:04,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:19:04,861 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-12-07 13:19:04,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:04,862 INFO L225 Difference]: With dead ends: 341 [2019-12-07 13:19:04,863 INFO L226 Difference]: Without dead ends: 227 [2019-12-07 13:19:04,864 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 93 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 13:19:04,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2019-12-07 13:19:04,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 167. [2019-12-07 13:19:04,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2019-12-07 13:19:04,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 270 transitions. [2019-12-07 13:19:04,878 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 270 transitions. Word has length 48 [2019-12-07 13:19:04,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:04,878 INFO L462 AbstractCegarLoop]: Abstraction has 167 states and 270 transitions. [2019-12-07 13:19:04,878 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 13:19:04,878 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 270 transitions. [2019-12-07 13:19:04,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-07 13:19:04,879 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:04,879 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] [2019-12-07 13:19:05,079 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 13:19:05,080 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:05,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:05,081 INFO L82 PathProgramCache]: Analyzing trace with hash 731085340, now seen corresponding path program 1 times [2019-12-07 13:19:05,082 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:05,083 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1935490082] [2019-12-07 13:19:05,083 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 13:19:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:05,300 INFO L264 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:19:05,301 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:05,307 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 13:19:05,307 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:05,310 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 13:19:05,310 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1935490082] [2019-12-07 13:19:05,310 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:19:05,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 13:19:05,311 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094311377] [2019-12-07 13:19:05,311 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 13:19:05,311 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:05,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:19:05,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:19:05,311 INFO L87 Difference]: Start difference. First operand 167 states and 270 transitions. Second operand 3 states. [2019-12-07 13:19:05,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:05,337 INFO L93 Difference]: Finished difference Result 413 states and 680 transitions. [2019-12-07 13:19:05,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:19:05,338 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-12-07 13:19:05,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:05,340 INFO L225 Difference]: With dead ends: 413 [2019-12-07 13:19:05,340 INFO L226 Difference]: Without dead ends: 276 [2019-12-07 13:19:05,341 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 93 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 13:19:05,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2019-12-07 13:19:05,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 216. [2019-12-07 13:19:05,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2019-12-07 13:19:05,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 357 transitions. [2019-12-07 13:19:05,360 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 357 transitions. Word has length 48 [2019-12-07 13:19:05,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:05,361 INFO L462 AbstractCegarLoop]: Abstraction has 216 states and 357 transitions. [2019-12-07 13:19:05,361 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 13:19:05,361 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 357 transitions. [2019-12-07 13:19:05,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-07 13:19:05,362 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:05,362 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 13:19:05,563 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 13:19:05,564 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:05,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:05,564 INFO L82 PathProgramCache]: Analyzing trace with hash -850618424, now seen corresponding path program 1 times [2019-12-07 13:19:05,565 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:05,565 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587545236] [2019-12-07 13:19:05,566 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 13:19:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:05,780 INFO L264 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 13:19:05,782 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:05,792 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 13:19:05,793 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:05,806 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 13:19:05,807 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [587545236] [2019-12-07 13:19:05,807 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:19:05,807 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 13:19:05,807 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106535464] [2019-12-07 13:19:05,807 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 13:19:05,807 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:05,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 13:19:05,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 13:19:05,808 INFO L87 Difference]: Start difference. First operand 216 states and 357 transitions. Second operand 6 states. [2019-12-07 13:19:06,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:06,055 INFO L93 Difference]: Finished difference Result 490 states and 814 transitions. [2019-12-07 13:19:06,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 13:19:06,056 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 49 [2019-12-07 13:19:06,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:06,058 INFO L225 Difference]: With dead ends: 490 [2019-12-07 13:19:06,058 INFO L226 Difference]: Without dead ends: 322 [2019-12-07 13:19:06,058 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 13:19:06,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2019-12-07 13:19:06,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 213. [2019-12-07 13:19:06,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2019-12-07 13:19:06,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 345 transitions. [2019-12-07 13:19:06,080 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 345 transitions. Word has length 49 [2019-12-07 13:19:06,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:06,080 INFO L462 AbstractCegarLoop]: Abstraction has 213 states and 345 transitions. [2019-12-07 13:19:06,080 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 13:19:06,080 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 345 transitions. [2019-12-07 13:19:06,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-07 13:19:06,081 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:06,081 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 13:19:06,281 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 13:19:06,282 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:06,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:06,283 INFO L82 PathProgramCache]: Analyzing trace with hash 109709024, now seen corresponding path program 1 times [2019-12-07 13:19:06,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:06,285 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1217173793] [2019-12-07 13:19:06,285 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2019-12-07 13:19:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:06,469 INFO L264 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 13:19:06,470 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:06,482 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 13:19:06,482 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:06,517 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 13:19:06,517 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1217173793] [2019-12-07 13:19:06,517 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1415663726] [2019-12-07 13:19:06,517 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 13:19:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:06,668 INFO L264 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 20 conjunts are in the unsatisfiable core [2019-12-07 13:19:06,670 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:06,752 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 13:19:06,752 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:06,870 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 13:19:06,870 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 13:19:06,870 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [5, 5] total 22 [2019-12-07 13:19:06,870 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776391623] [2019-12-07 13:19:06,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-12-07 13:19:06,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:06,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-12-07 13:19:06,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2019-12-07 13:19:06,871 INFO L87 Difference]: Start difference. First operand 213 states and 345 transitions. Second operand 16 states. [2019-12-07 13:19:09,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:09,500 INFO L93 Difference]: Finished difference Result 1085 states and 1494 transitions. [2019-12-07 13:19:09,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-12-07 13:19:09,500 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 49 [2019-12-07 13:19:09,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:09,506 INFO L225 Difference]: With dead ends: 1085 [2019-12-07 13:19:09,506 INFO L226 Difference]: Without dead ends: 1046 [2019-12-07 13:19:09,510 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3054 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=2309, Invalid=7993, Unknown=0, NotChecked=0, Total=10302 [2019-12-07 13:19:09,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2019-12-07 13:19:09,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 284. [2019-12-07 13:19:09,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2019-12-07 13:19:09,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 444 transitions. [2019-12-07 13:19:09,539 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 444 transitions. Word has length 49 [2019-12-07 13:19:09,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:09,540 INFO L462 AbstractCegarLoop]: Abstraction has 284 states and 444 transitions. [2019-12-07 13:19:09,540 INFO L463 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-12-07 13:19:09,540 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 444 transitions. [2019-12-07 13:19:09,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-07 13:19:09,540 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:09,540 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 13:19:09,941 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3,11 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 13:19:09,943 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:09,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:09,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1943185755, now seen corresponding path program 1 times [2019-12-07 13:19:09,945 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:09,945 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2095391016] [2019-12-07 13:19:09,946 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2019-12-07 13:19:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:10,092 INFO L264 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 13:19:10,093 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:10,107 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 13:19:10,107 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:10,138 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 13:19:10,138 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2095391016] [2019-12-07 13:19:10,138 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1254659663] [2019-12-07 13:19:10,139 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 13:19:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:10,288 INFO L264 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 12 conjunts are in the unsatisfiable core [2019-12-07 13:19:10,289 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:10,335 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 13:19:10,335 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:10,365 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 13:19:10,365 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 13:19:10,365 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [5, 5] total 12 [2019-12-07 13:19:10,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144802318] [2019-12-07 13:19:10,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 13:19:10,366 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:10,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 13:19:10,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-12-07 13:19:10,366 INFO L87 Difference]: Start difference. First operand 284 states and 444 transitions. Second operand 6 states. [2019-12-07 13:19:10,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:10,459 INFO L93 Difference]: Finished difference Result 386 states and 582 transitions. [2019-12-07 13:19:10,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 13:19:10,459 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2019-12-07 13:19:10,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:10,460 INFO L225 Difference]: With dead ends: 386 [2019-12-07 13:19:10,461 INFO L226 Difference]: Without dead ends: 285 [2019-12-07 13:19:10,461 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 185 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2019-12-07 13:19:10,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2019-12-07 13:19:10,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 271. [2019-12-07 13:19:10,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2019-12-07 13:19:10,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 423 transitions. [2019-12-07 13:19:10,478 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 423 transitions. Word has length 50 [2019-12-07 13:19:10,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:10,479 INFO L462 AbstractCegarLoop]: Abstraction has 271 states and 423 transitions. [2019-12-07 13:19:10,479 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 13:19:10,479 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 423 transitions. [2019-12-07 13:19:10,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-07 13:19:10,479 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:10,479 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 13:19:10,880 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 cvc4 --incremental --print-success --lang smt --rewrite-divk,12 mathsat -unsat_core_generation=3 [2019-12-07 13:19:10,880 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:10,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:10,881 INFO L82 PathProgramCache]: Analyzing trace with hash 620522782, now seen corresponding path program 1 times [2019-12-07 13:19:10,882 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:10,883 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [624825914] [2019-12-07 13:19:10,883 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2019-12-07 13:19:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:11,112 INFO L264 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 13:19:11,113 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:11,125 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 13:19:11,125 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:11,160 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 13:19:11,160 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [624825914] [2019-12-07 13:19:11,160 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1630051291] [2019-12-07 13:19:11,160 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/cvc4 Starting monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 13:19:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:11,320 INFO L264 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:19:11,322 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:11,351 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 13:19:11,351 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:11,355 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 13:19:11,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 13:19:11,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 5] total 11 [2019-12-07 13:19:11,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20003963] [2019-12-07 13:19:11,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 13:19:11,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:11,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 13:19:11,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-12-07 13:19:11,356 INFO L87 Difference]: Start difference. First operand 271 states and 423 transitions. Second operand 5 states. [2019-12-07 13:19:11,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:11,461 INFO L93 Difference]: Finished difference Result 580 states and 874 transitions. [2019-12-07 13:19:11,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 13:19:11,461 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2019-12-07 13:19:11,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:11,463 INFO L225 Difference]: With dead ends: 580 [2019-12-07 13:19:11,464 INFO L226 Difference]: Without dead ends: 495 [2019-12-07 13:19:11,464 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2019-12-07 13:19:11,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2019-12-07 13:19:11,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 418. [2019-12-07 13:19:11,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 418 states. [2019-12-07 13:19:11,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 652 transitions. [2019-12-07 13:19:11,495 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 652 transitions. Word has length 50 [2019-12-07 13:19:11,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:11,496 INFO L462 AbstractCegarLoop]: Abstraction has 418 states and 652 transitions. [2019-12-07 13:19:11,496 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 13:19:11,496 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 652 transitions. [2019-12-07 13:19:11,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-07 13:19:11,497 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:19:11,497 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] [2019-12-07 13:19:11,898 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3,15 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 13:19:11,898 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:19:11,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:19:11,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1172069612, now seen corresponding path program 1 times [2019-12-07 13:19:11,900 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:19:11,900 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [852273073] [2019-12-07 13:19:11,901 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/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 13:19:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:12,086 INFO L264 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 13:19:12,087 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:12,097 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 13:19:12,098 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:12,129 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 13:19:12,130 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [852273073] [2019-12-07 13:19:12,130 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [996080112] [2019-12-07 13:19:12,130 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/cvc4 Starting monitored process 17 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 13:19:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:19:12,284 INFO L264 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 13:19:12,285 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:19:12,314 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 13:19:12,314 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:19:12,337 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 13:19:12,337 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 13:19:12,337 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [5, 5] total 13 [2019-12-07 13:19:12,337 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76555424] [2019-12-07 13:19:12,338 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 13:19:12,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:19:12,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 13:19:12,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-12-07 13:19:12,338 INFO L87 Difference]: Start difference. First operand 418 states and 652 transitions. Second operand 7 states. [2019-12-07 13:19:12,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:19:12,403 INFO L93 Difference]: Finished difference Result 480 states and 738 transitions. [2019-12-07 13:19:12,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 13:19:12,404 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-12-07 13:19:12,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:19:12,404 INFO L225 Difference]: With dead ends: 480 [2019-12-07 13:19:12,404 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 13:19:12,405 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 189 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 13:19:12,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 13:19:12,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 13:19:12,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 13:19:12,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 13:19:12,405 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2019-12-07 13:19:12,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:19:12,405 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 13:19:12,406 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 13:19:12,406 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 13:19:12,406 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 13:19:12,806 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 mathsat -unsat_core_generation=3,17 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 13:19:12,810 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 13:19:13,134 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 141 [2019-12-07 13:19:13,830 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 21 [2019-12-07 13:19:14,159 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 37 [2019-12-07 13:19:14,608 WARN L192 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 41 [2019-12-07 13:19:14,895 WARN L192 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 41 [2019-12-07 13:19:15,171 WARN L192 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 41 [2019-12-07 13:19:15,498 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 36 [2019-12-07 13:19:15,640 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 34 [2019-12-07 13:19:16,028 WARN L192 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 41 [2019-12-07 13:19:16,136 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 21 [2019-12-07 13:19:16,256 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 39 [2019-12-07 13:19:16,687 WARN L192 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 38 [2019-12-07 13:19:17,162 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 39 [2019-12-07 13:19:17,375 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 21 [2019-12-07 13:19:17,834 WARN L192 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 38 [2019-12-07 13:19:17,935 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 21 [2019-12-07 13:19:18,208 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 30 [2019-12-07 13:19:18,340 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 34 [2019-12-07 13:19:18,473 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 26 [2019-12-07 13:19:18,836 WARN L192 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 41 [2019-12-07 13:19:18,961 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 39 [2019-12-07 13:19:19,063 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2019-12-07 13:19:19,063 INFO L246 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-12-07 13:19:19,063 INFO L246 CegarLoopResult]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2019-12-07 13:19:19,063 INFO L246 CegarLoopResult]: For program point L500(lines 500 511) no Hoare annotation was computed. [2019-12-07 13:19:19,064 INFO L246 CegarLoopResult]: For program point L500-1(lines 500 511) no Hoare annotation was computed. [2019-12-07 13:19:19,064 INFO L246 CegarLoopResult]: For program point L2449-1(lines 2449 2455) no Hoare annotation was computed. [2019-12-07 13:19:19,064 INFO L246 CegarLoopResult]: For program point L2449(lines 2449 2455) no Hoare annotation was computed. [2019-12-07 13:19:19,064 INFO L246 CegarLoopResult]: For program point L335(lines 335 339) no Hoare annotation was computed. [2019-12-07 13:19:19,064 INFO L246 CegarLoopResult]: For program point L302(lines 302 306) no Hoare annotation was computed. [2019-12-07 13:19:19,064 INFO L246 CegarLoopResult]: For program point L269(lines 269 273) no Hoare annotation was computed. [2019-12-07 13:19:19,064 INFO L246 CegarLoopResult]: For program point L897(lines 897 903) no Hoare annotation was computed. [2019-12-07 13:19:19,064 INFO L242 CegarLoopResult]: At program point L897-1(lines 1 2544) 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|)) (.cse7 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= (_ bv1 32) ~__ste_email_to0~0)) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4 .cse5 .cse6 .cse7 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)))) [2019-12-07 13:19:19,064 INFO L246 CegarLoopResult]: For program point L897-2(lines 897 903) no Hoare annotation was computed. [2019-12-07 13:19:19,064 INFO L246 CegarLoopResult]: For program point L171(lines 171 178) no Hoare annotation was computed. [2019-12-07 13:19:19,064 INFO L249 CegarLoopResult]: At program point L171-1(lines 171 178) the Hoare annotation is: true [2019-12-07 13:19:19,065 INFO L242 CegarLoopResult]: At program point L2517-1(lines 2512 2520) 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 13:19:19,065 INFO L242 CegarLoopResult]: At program point L2517(lines 2512 2520) 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) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ 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)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) [2019-12-07 13:19:19,065 INFO L246 CegarLoopResult]: For program point L1989(lines 1989 1993) no Hoare annotation was computed. [2019-12-07 13:19:19,065 INFO L242 CegarLoopResult]: At program point L1989-2(lines 1 2544) 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)) (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2019-12-07 13:19:19,065 INFO L246 CegarLoopResult]: For program point L537(lines 537 548) no Hoare annotation was computed. [2019-12-07 13:19:19,065 INFO L246 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2019-12-07 13:19:19,065 INFO L246 CegarLoopResult]: For program point L537-1(lines 537 548) no Hoare annotation was computed. [2019-12-07 13:19:19,066 INFO L246 CegarLoopResult]: For program point L504-1(lines 504 510) no Hoare annotation was computed. [2019-12-07 13:19:19,066 INFO L246 CegarLoopResult]: For program point L240(lines 240 374) no Hoare annotation was computed. [2019-12-07 13:19:19,066 INFO L242 CegarLoopResult]: At program point L2454(lines 2437 2460) 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) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ 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|)) [2019-12-07 13:19:19,066 INFO L242 CegarLoopResult]: At program point L2454-1(lines 2437 2460) 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|)) (.cse6 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4 .cse5 .cse6 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) (and .cse0 .cse1 .cse2 .cse3 (not (= (_ bv1 32) ~__ste_email_to0~0)) .cse4 .cse5 .cse6))) [2019-12-07 13:19:19,066 INFO L242 CegarLoopResult]: At program point L968(lines 963 971) 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|)) (.cse7 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= (_ bv1 32) ~__ste_email_to0~0)) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4 .cse5 .cse6 .cse7 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)))) [2019-12-07 13:19:19,066 INFO L246 CegarLoopResult]: For program point L1959(lines 1959 1975) no Hoare annotation was computed. [2019-12-07 13:19:19,066 INFO L246 CegarLoopResult]: For program point L1959-1(lines 1959 1975) no Hoare annotation was computed. [2019-12-07 13:19:19,066 INFO L242 CegarLoopResult]: At program point L407(lines 1 2544) the Hoare annotation is: (and (not (= (_ bv1 32) ~__ste_email_to0~0)) (not (= (_ bv1 32) ~rjh~0)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2019-12-07 13:19:19,066 INFO L242 CegarLoopResult]: At program point L341(lines 331 366) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,066 INFO L242 CegarLoopResult]: At program point L308(lines 298 369) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,067 INFO L242 CegarLoopResult]: At program point L275(lines 265 372) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,067 INFO L246 CegarLoopResult]: For program point L541(lines 541 547) no Hoare annotation was computed. [2019-12-07 13:19:19,067 INFO L246 CegarLoopResult]: For program point L541-1(lines 541 547) no Hoare annotation was computed. [2019-12-07 13:19:19,067 INFO L242 CegarLoopResult]: At program point L376(lines 231 377) 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 13:19:19,067 INFO L246 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2019-12-07 13:19:19,067 INFO L246 CegarLoopResult]: For program point L1004(lines 1004 1010) no Hoare annotation was computed. [2019-12-07 13:19:19,067 INFO L246 CegarLoopResult]: For program point L1004-2(lines 1004 1010) no Hoare annotation was computed. [2019-12-07 13:19:19,067 INFO L242 CegarLoopResult]: At program point L509(lines 496 514) 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))) (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ 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)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) [2019-12-07 13:19:19,067 INFO L249 CegarLoopResult]: At program point L509-1(lines 496 514) the Hoare annotation is: true [2019-12-07 13:19:19,068 INFO L249 CegarLoopResult]: At program point L179(lines 161 181) the Hoare annotation is: true [2019-12-07 13:19:19,068 INFO L246 CegarLoopResult]: For program point L1963(lines 1963 1974) no Hoare annotation was computed. [2019-12-07 13:19:19,068 INFO L246 CegarLoopResult]: For program point L1963-1(lines 1963 1974) no Hoare annotation was computed. [2019-12-07 13:19:19,068 INFO L246 CegarLoopResult]: For program point L346(lines 346 350) no Hoare annotation was computed. [2019-12-07 13:19:19,068 INFO L246 CegarLoopResult]: For program point L313(lines 313 317) no Hoare annotation was computed. [2019-12-07 13:19:19,068 INFO L246 CegarLoopResult]: For program point L280(lines 280 284) no Hoare annotation was computed. [2019-12-07 13:19:19,068 INFO L246 CegarLoopResult]: For program point L115(lines 115 123) no Hoare annotation was computed. [2019-12-07 13:19:19,068 INFO L242 CegarLoopResult]: At program point L876(lines 1 2544) 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) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (not (= (_ bv0 32) (bvadd ULTIMATE.start_incoming_~client (_ bv4294967295 32)))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (not (= (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967295 32)) (_ bv0 32))) (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 13:19:19,068 INFO L242 CegarLoopResult]: At program point L876-1(lines 1 2544) 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) (= |ULTIMATE.start_getClientAutoResponse_#res| (_ bv0 32)) .cse4 (= ~__ste_client_autoResponse1~0 (_ bv0 32)) (= (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 13:19:19,068 INFO L242 CegarLoopResult]: At program point L546(lines 533 551) 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) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ 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|) (not (= (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967295 32)) (_ bv0 32))) (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 13:19:19,069 INFO L242 CegarLoopResult]: At program point L546-1(lines 533 551) 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 (= (_ bv2 32) ~__ste_email_to0~0) (= |ULTIMATE.start_getClientAutoResponse_#res| (_ bv0 32)) .cse4 (= ~__ste_client_autoResponse1~0 (_ bv0 32)) (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32)) (_ bv0 32)) (= ULTIMATE.start_incoming_~tmp~5 (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)))) [2019-12-07 13:19:19,069 INFO L246 CegarLoopResult]: For program point L1967(lines 1967 1973) no Hoare annotation was computed. [2019-12-07 13:19:19,069 INFO L246 CegarLoopResult]: For program point L1967-1(lines 1967 1973) no Hoare annotation was computed. [2019-12-07 13:19:19,069 INFO L242 CegarLoopResult]: At program point L415(lines 410 418) the Hoare annotation is: (and (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (not (= (_ bv1 32) ~rjh~0)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2019-12-07 13:19:19,069 INFO L242 CegarLoopResult]: At program point L250(lines 240 374) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,069 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 13:19:19,069 INFO L246 CegarLoopResult]: For program point L2465(lines 2465 2477) no Hoare annotation was computed. [2019-12-07 13:19:19,069 INFO L246 CegarLoopResult]: For program point L2465-2(lines 2465 2477) no Hoare annotation was computed. [2019-12-07 13:19:19,069 INFO L246 CegarLoopResult]: For program point L2465-4(lines 2465 2477) no Hoare annotation was computed. [2019-12-07 13:19:19,069 INFO L242 CegarLoopResult]: At program point L352(lines 342 365) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,069 INFO L242 CegarLoopResult]: At program point L319(lines 309 368) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,069 INFO L242 CegarLoopResult]: At program point L286(lines 276 371) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,069 INFO L242 CegarLoopResult]: At program point L1972(lines 1955 1978) 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) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ 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 13:19:19,070 INFO L242 CegarLoopResult]: At program point L1972-1(lines 1955 1978) 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 (= |ULTIMATE.start_getClientAutoResponse_#res| (_ bv0 32)) .cse4 (= ~__ste_client_autoResponse1~0 (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)))) [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L519(lines 519 527) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L2468(lines 2468 2476) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L519-2(lines 519 527) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L2468-2(lines 2468 2476) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L519-4(lines 519 527) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L2468-4(lines 2468 2476) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L255(lines 255 262) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L242 CegarLoopResult]: At program point L950(lines 945 953) 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|)) (.cse7 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= (_ bv1 32) ~__ste_email_to0~0)) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4 .cse5 .cse6 .cse7 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)))) [2019-12-07 13:19:19,070 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|) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L242 CegarLoopResult]: At program point L522-2(lines 515 530) 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 13:19:19,070 INFO L246 CegarLoopResult]: For program point L522-3(lines 522 526) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L2471(lines 2471 2475) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L2471-3(lines 2471 2475) no Hoare annotation was computed. [2019-12-07 13:19:19,070 INFO L246 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2019-12-07 13:19:19,071 INFO L242 CegarLoopResult]: At program point L522-5(lines 515 530) 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) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ 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|)) [2019-12-07 13:19:19,071 INFO L242 CegarLoopResult]: At program point L2471-2(lines 1 2544) the Hoare annotation is: (and (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (not (= (_ bv1 32) ~rjh~0)) (= ~__ste_client_autoResponse1~0 (_ bv0 32)) (not (= (_ bv2 32) ULTIMATE.start_setClientId_~handle))) [2019-12-07 13:19:19,071 INFO L246 CegarLoopResult]: For program point L324(lines 324 328) no Hoare annotation was computed. [2019-12-07 13:19:19,071 INFO L242 CegarLoopResult]: At program point L357-1(lines 232 375) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,071 INFO L246 CegarLoopResult]: For program point L522-6(lines 522 526) no Hoare annotation was computed. [2019-12-07 13:19:19,071 INFO L242 CegarLoopResult]: At program point L2471-5(lines 1 2544) 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|) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2019-12-07 13:19:19,071 INFO L246 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2019-12-07 13:19:19,071 INFO L242 CegarLoopResult]: At program point L522-8(lines 515 530) 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|)) (.cse6 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4 .cse5 .cse6 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) (and .cse0 .cse1 .cse2 .cse3 (not (= (_ bv1 32) ~__ste_email_to0~0)) .cse4 .cse5 .cse6))) [2019-12-07 13:19:19,071 INFO L246 CegarLoopResult]: For program point L2471-6(lines 2471 2475) no Hoare annotation was computed. [2019-12-07 13:19:19,071 INFO L242 CegarLoopResult]: At program point L2471-8(lines 1 2544) 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|) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2019-12-07 13:19:19,071 INFO L246 CegarLoopResult]: For program point L556(lines 556 564) no Hoare annotation was computed. [2019-12-07 13:19:19,071 INFO L246 CegarLoopResult]: For program point L556-2(lines 556 564) no Hoare annotation was computed. [2019-12-07 13:19:19,071 INFO L246 CegarLoopResult]: For program point L556-4(lines 556 564) no Hoare annotation was computed. [2019-12-07 13:19:19,071 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 13:19:19,071 INFO L246 CegarLoopResult]: For program point L1019(line 1019) no Hoare annotation was computed. [2019-12-07 13:19:19,071 INFO L246 CegarLoopResult]: For program point L1019-1(line 1019) no Hoare annotation was computed. [2019-12-07 13:19:19,072 INFO L242 CegarLoopResult]: At program point L1020(lines 996 1013) 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))) (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (not (= (_ bv1 32) ~__ste_email_to0~0)) (= (_ 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)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) [2019-12-07 13:19:19,072 INFO L249 CegarLoopResult]: At program point L1020-1(lines 996 1013) the Hoare annotation is: true [2019-12-07 13:19:19,072 INFO L246 CegarLoopResult]: For program point L2441-1(lines 2441 2457) no Hoare annotation was computed. [2019-12-07 13:19:19,072 INFO L246 CegarLoopResult]: For program point L2441(lines 2441 2457) no Hoare annotation was computed. [2019-12-07 13:19:19,072 INFO L246 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2019-12-07 13:19:19,072 INFO L242 CegarLoopResult]: At program point L559-2(lines 552 567) 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) (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 13:19:19,072 INFO L242 CegarLoopResult]: At program point L2541(lines 2530 2544) 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) (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 13:19:19,072 INFO L246 CegarLoopResult]: For program point L559-3(lines 559 563) no Hoare annotation was computed. [2019-12-07 13:19:19,072 INFO L242 CegarLoopResult]: At program point L559-5(lines 552 567) 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))) (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (_ 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)) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)) [2019-12-07 13:19:19,072 INFO L246 CegarLoopResult]: For program point L559-6(lines 559 563) no Hoare annotation was computed. [2019-12-07 13:19:19,072 INFO L249 CegarLoopResult]: At program point L559-8(lines 552 567) the Hoare annotation is: true [2019-12-07 13:19:19,072 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 13:19:19,073 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2019-12-07 13:19:19,073 INFO L242 CegarLoopResult]: At program point L330(lines 320 367) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,073 INFO L242 CegarLoopResult]: At program point L297(lines 287 370) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,073 INFO L242 CegarLoopResult]: At program point L264(lines 251 373) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_setClientId_~handle (_ bv4294967293 32)) (_ bv0 32))) (.cse1 (= (_ bv2 32) ~rjh~0)) (.cse2 (not (= (_ bv1 32) ~__ste_email_to0~0))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse3))) [2019-12-07 13:19:19,073 INFO L246 CegarLoopResult]: For program point L2445-1(lines 2445 2456) no Hoare annotation was computed. [2019-12-07 13:19:19,073 INFO L246 CegarLoopResult]: For program point L2445(lines 2445 2456) no Hoare annotation was computed. [2019-12-07 13:19:19,073 INFO L246 CegarLoopResult]: For program point L1983(lines 1983 1995) no Hoare annotation was computed. [2019-12-07 13:19:19,073 INFO L242 CegarLoopResult]: At program point L959(lines 954 962) 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|)) (.cse7 (= (bvadd ULTIMATE.start_getEmailTo_~handle (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= (_ bv1 32) ~__ste_email_to0~0)) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4 .cse5 .cse6 .cse7 (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|)))) [2019-12-07 13:19:19,073 INFO L246 CegarLoopResult]: For program point L233(lines 232 375) no Hoare annotation was computed. [2019-12-07 13:19:19,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:19:19 BoogieIcfgContainer [2019-12-07 13:19:19,110 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 13:19:19,111 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:19:19,111 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:19:19,111 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:19:19,111 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:19:02" (3/4) ... [2019-12-07 13:19:19,114 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 13:19:19,130 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2019-12-07 13:19:19,131 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2019-12-07 13:19:19,133 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 13:19:19,133 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 13:19:19,134 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 13:19:19,135 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 13:19:19,156 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(1bv32 == __ste_email_to0) && 1bv32 == \result) && !(1bv32 == rjh)) && __ste_client_autoResponse1 == 0bv32 [2019-12-07 13:19:19,157 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(1bv32 == __ste_email_to0) && 1bv32 == \result) && !(1bv32 == rjh)) && __ste_client_autoResponse1 == 0bv32) && !(2bv32 == handle) [2019-12-07 13:19:19,157 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2bv32 == handle && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && __ste_client_autoResponse1 == 0bv32 [2019-12-07 13:19:19,157 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && __ste_client_autoResponse1 == 0bv32 [2019-12-07 13:19:19,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && __ste_client_autoResponse1 == 0bv32 [2019-12-07 13:19:19,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,158 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 13:19:19,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 2bv32 == handle) && 1bv32 == \result [2019-12-07 13:19:19,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) [2019-12-07 13:19:19,161 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 13:19:19,161 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result [2019-12-07 13:19:19,161 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result [2019-12-07 13:19:19,161 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result [2019-12-07 13:19:19,162 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result [2019-12-07 13:19:19,162 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && !(~bvadd64(\result, 4294967295bv32) == 0bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32 [2019-12-07 13:19:19,162 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && !(0bv32 == ~bvadd64(client, 4294967295bv32))) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && !(~bvadd64(\result, 4294967295bv32) == 0bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32 [2019-12-07 13:19:19,162 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32 [2019-12-07 13:19:19,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) [2019-12-07 13:19:19,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) [2019-12-07 13:19:19,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) [2019-12-07 13:19:19,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result [2019-12-07 13:19:19,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) [2019-12-07 13:19:19,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result [2019-12-07 13:19:19,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result [2019-12-07 13:19:19,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) [2019-12-07 13:19:19,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result [2019-12-07 13:19:19,165 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) [2019-12-07 13:19:19,165 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) && \result == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && __ste_client_autoResponse1 == 0bv32) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967294bv32) == 0bv32) && tmp == 0bv32) || (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) [2019-12-07 13:19:19,165 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) && \result == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && __ste_client_autoResponse1 == 0bv32) && ~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 13:19:19,166 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && \result == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && __ste_client_autoResponse1 == 0bv32) || (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) [2019-12-07 13:19:19,166 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 13:19:19,222 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ce7cbd60-77c2-4a0f-a621-67a1490756e9/bin/utaipan/witness.graphml [2019-12-07 13:19:19,223 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:19:19,223 INFO L168 Benchmark]: Toolchain (without parser) took 18594.15 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 444.6 MB). Free memory was 947.0 MB in the beginning and 913.7 MB in the end (delta: 33.3 MB). Peak memory consumption was 477.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:19:19,224 INFO L168 Benchmark]: CDTParser took 0.13 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 13:19:19,224 INFO L168 Benchmark]: CACSL2BoogieTranslator took 516.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -89.5 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. [2019-12-07 13:19:19,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.33 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:19:19,224 INFO L168 Benchmark]: Boogie Preprocessor took 39.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-12-07 13:19:19,225 INFO L168 Benchmark]: RCFGBuilder took 832.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 926.9 MB in the end (delta: 103.1 MB). Peak memory consumption was 103.1 MB. Max. memory is 11.5 GB. [2019-12-07 13:19:19,225 INFO L168 Benchmark]: TraceAbstraction took 17023.60 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 331.9 MB). Free memory was 926.9 MB in the beginning and 926.4 MB in the end (delta: 511.9 kB). Peak memory consumption was 395.5 MB. Max. memory is 11.5 GB. [2019-12-07 13:19:19,225 INFO L168 Benchmark]: Witness Printer took 112.04 ms. Allocated memory is still 1.5 GB. Free memory was 926.4 MB in the beginning and 913.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:19:19,226 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 516.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -89.5 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.33 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 832.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 926.9 MB in the end (delta: 103.1 MB). Peak memory consumption was 103.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17023.60 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 331.9 MB). Free memory was 926.9 MB in the beginning and 926.4 MB in the end (delta: 511.9 kB). Peak memory consumption was 395.5 MB. Max. memory is 11.5 GB. * Witness Printer took 112.04 ms. Allocated memory is still 1.5 GB. Free memory was 926.4 MB in the beginning and 913.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1019]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1019]: 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: 240]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 2bv32 == handle) && 1bv32 == \result - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: ((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: (((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result - InvariantResult [Line: 2530]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && !(~bvadd64(\result, 4294967295bv32) == 0bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (!(1bv32 == __ste_email_to0) && !(1bv32 == rjh)) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == __ste_email_to0) && \result == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && __ste_client_autoResponse1 == 0bv32) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967294bv32) == 0bv32) && tmp == 0bv32) || (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) - InvariantResult [Line: 2512]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((2bv32 == handle && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && !(0bv32 == ~bvadd64(client, 4294967295bv32))) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && !(~bvadd64(\result, 4294967295bv32) == 0bv32)) && ~bvadd64(handle, 4294967295bv32) == 0bv32 - InvariantResult [Line: 2437]: Loop Invariant Derived loop invariant: (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 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) && \result == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && __ste_client_autoResponse1 == 0bv32) && ~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: (((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 1bv32 == \result) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) - InvariantResult [Line: 2437]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: ((!(1bv32 == __ste_email_to0) && 1bv32 == \result) && !(1bv32 == rjh)) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 298]: Loop Invariant Derived loop invariant: ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && op2 == 0bv32) && 1bv32 == \result) || ((((~bvadd64(handle, 4294967293bv32) == 0bv32 && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 2bv32 == handle) && 1bv32 == \result) - InvariantResult [Line: 1955]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && \result == 0bv32) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && __ste_client_autoResponse1 == 0bv32) || (((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 1bv32 == \result) - InvariantResult [Line: 1955]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32 - InvariantResult [Line: 2512]: 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: 515]: 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: 963]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result) && ~bvadd64(handle, 4294967295bv32) == 0bv32) && 1bv32 == \result - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((((((1bv32 == \result && ~bvadd64(handle, 4294967293bv32) == 0bv32) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 2bv32 == rjh) && 2bv32 == value) && !(1bv32 == __ste_email_to0)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 1bv32 == \result - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((!(1bv32 == __ste_email_to0) && 1bv32 == \result) && !(1bv32 == rjh)) && __ste_client_autoResponse1 == 0bv32) && !(2bv32 == handle) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 118 locations, 2 error locations. Result: SAFE, OverallTime: 10.6s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.2s, HoareTripleCheckerStatistics: 2502 SDtfs, 4818 SDslu, 4688 SDs, 0 SdLazy, 485 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1513 GetRequests, 1358 SyntacticMatches, 1 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3105 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=418occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 1386 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 265 NumberOfFragments, 1766 HoareAnnotationTreeSize, 46 FomulaSimplifications, 2423270 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 46 FomulaSimplificationsInter, 416134 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 727 NumberOfCodeBlocks, 727 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1422 ConstructedInterpolants, 0 QuantifiedInterpolants, 115278 SizeOfPredicates, 58 NumberOfNonLiveVariables, 6085 ConjunctsInSsa, 85 ConjunctsInUnsatCore, 32 InterpolantComputations, 24 PerfectInterpolantSequences, 114/178 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...