./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6176b82523031a539fb61f992e9d4a2cb26367e3 ........................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6176b82523031a539fb61f992e9d4a2cb26367e3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 18:52:10,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 18:52:10,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 18:52:10,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 18:52:10,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 18:52:10,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 18:52:10,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 18:52:10,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 18:52:10,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 18:52:10,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 18:52:10,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 18:52:10,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 18:52:10,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 18:52:10,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 18:52:10,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 18:52:10,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 18:52:10,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 18:52:10,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 18:52:10,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 18:52:10,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 18:52:10,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 18:52:10,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 18:52:10,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 18:52:10,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 18:52:10,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 18:52:10,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 18:52:10,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 18:52:10,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 18:52:10,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 18:52:10,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 18:52:10,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 18:52:10,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 18:52:10,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 18:52:10,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 18:52:10,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 18:52:10,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 18:52:10,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 18:52:10,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 18:52:10,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 18:52:10,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 18:52:10,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 18:52:10,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 18:52:10,336 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 18:52:10,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 18:52:10,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 18:52:10,337 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 18:52:10,337 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 18:52:10,337 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 18:52:10,337 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 18:52:10,337 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 18:52:10,338 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 18:52:10,338 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 18:52:10,338 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 18:52:10,338 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 18:52:10,338 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 18:52:10,338 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 18:52:10,338 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 18:52:10,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 18:52:10,339 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 18:52:10,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 18:52:10,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 18:52:10,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 18:52:10,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 18:52:10,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 18:52:10,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 18:52:10,340 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 18:52:10,340 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 18:52:10,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 18:52:10,340 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 18:52:10,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 18:52:10,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 18:52:10,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 18:52:10,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 18:52:10,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 18:52:10,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 18:52:10,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 18:52:10,341 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 18:52:10,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 18:52:10,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 18:52:10,342 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 18:52:10,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 18:52:10,342 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6176b82523031a539fb61f992e9d4a2cb26367e3 [2020-12-09 18:52:10,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 18:52:10,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 18:52:10,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 18:52:10,537 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 18:52:10,538 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 18:52:10,539 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2020-12-09 18:52:10,582 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/data/6f4155137/0e7bc4929bc4414190d82ecf2d711b07/FLAG4258ecc53 [2020-12-09 18:52:11,031 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 18:52:11,031 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2020-12-09 18:52:11,047 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/data/6f4155137/0e7bc4929bc4414190d82ecf2d711b07/FLAG4258ecc53 [2020-12-09 18:52:11,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/data/6f4155137/0e7bc4929bc4414190d82ecf2d711b07 [2020-12-09 18:52:11,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 18:52:11,062 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 18:52:11,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 18:52:11,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 18:52:11,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 18:52:11,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:52:11" (1/1) ... [2020-12-09 18:52:11,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c39b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:11, skipping insertion in model container [2020-12-09 18:52:11,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:52:11" (1/1) ... [2020-12-09 18:52:11,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 18:52:11,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 18:52:11,234 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c[2518,2531] [2020-12-09 18:52:11,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 18:52:11,390 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) [2020-12-09 18:52:11,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63ebab01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:11, skipping insertion in model container [2020-12-09 18:52:11,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 18:52:11,390 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 18:52:11,392 INFO L168 Benchmark]: Toolchain (without parser) took 329.51 ms. Allocated memory is still 96.5 MB. Free memory was 63.9 MB in the beginning and 62.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2020-12-09 18:52:11,392 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 96.5 MB. Free memory is still 73.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 18:52:11,393 INFO L168 Benchmark]: CACSL2BoogieTranslator took 327.62 ms. Allocated memory is still 96.5 MB. Free memory was 63.7 MB in the beginning and 62.8 MB in the end (delta: 924.6 kB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2020-12-09 18:52:11,394 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 96.5 MB. Free memory is still 73.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 327.62 ms. Allocated memory is still 96.5 MB. Free memory was 63.7 MB in the beginning and 62.8 MB in the end (delta: 924.6 kB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 166]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 18:52:12,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 18:52:12,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 18:52:12,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 18:52:12,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 18:52:12,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 18:52:12,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 18:52:12,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 18:52:12,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 18:52:12,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 18:52:12,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 18:52:12,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 18:52:12,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 18:52:12,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 18:52:12,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 18:52:12,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 18:52:12,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 18:52:12,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 18:52:12,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 18:52:12,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 18:52:12,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 18:52:12,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 18:52:12,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 18:52:12,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 18:52:12,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 18:52:12,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 18:52:12,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 18:52:12,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 18:52:12,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 18:52:12,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 18:52:12,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 18:52:12,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 18:52:12,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 18:52:12,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 18:52:12,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 18:52:12,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 18:52:12,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 18:52:12,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 18:52:12,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 18:52:12,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 18:52:12,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 18:52:12,862 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 18:52:12,882 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 18:52:12,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 18:52:12,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 18:52:12,883 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 18:52:12,883 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 18:52:12,883 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 18:52:12,883 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 18:52:12,883 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 18:52:12,883 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 18:52:12,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 18:52:12,884 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 18:52:12,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 18:52:12,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 18:52:12,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 18:52:12,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 18:52:12,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 18:52:12,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 18:52:12,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 18:52:12,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 18:52:12,885 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 18:52:12,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 18:52:12,885 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 18:52:12,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 18:52:12,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 18:52:12,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 18:52:12,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 18:52:12,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 18:52:12,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 18:52:12,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 18:52:12,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 18:52:12,886 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 18:52:12,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 18:52:12,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 18:52:12,887 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 18:52:12,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 18:52:12,887 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6176b82523031a539fb61f992e9d4a2cb26367e3 [2020-12-09 18:52:13,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 18:52:13,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 18:52:13,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 18:52:13,119 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 18:52:13,119 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 18:52:13,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2020-12-09 18:52:13,159 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/data/d5ff6ec3a/d6f56d2b93444f45996b76f3668bdbc3/FLAGc1c036b3e [2020-12-09 18:52:13,615 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 18:52:13,615 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2020-12-09 18:52:13,629 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/data/d5ff6ec3a/d6f56d2b93444f45996b76f3668bdbc3/FLAGc1c036b3e [2020-12-09 18:52:14,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/data/d5ff6ec3a/d6f56d2b93444f45996b76f3668bdbc3 [2020-12-09 18:52:14,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 18:52:14,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 18:52:14,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 18:52:14,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 18:52:14,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 18:52:14,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@88160ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14, skipping insertion in model container [2020-12-09 18:52:14,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 18:52:14,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 18:52:14,328 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c[2518,2531] [2020-12-09 18:52:14,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 18:52:14,527 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-09 18:52:14,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 18:52:14,541 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c[2518,2531] [2020-12-09 18:52:14,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 18:52:14,613 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 18:52:14,625 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c[2518,2531] [2020-12-09 18:52:14,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 18:52:14,739 INFO L208 MainTranslator]: Completed translation [2020-12-09 18:52:14,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14 WrapperNode [2020-12-09 18:52:14,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 18:52:14,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 18:52:14,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 18:52:14,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 18:52:14,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 18:52:14,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 18:52:14,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 18:52:14,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 18:52:14,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (1/1) ... [2020-12-09 18:52:14,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 18:52:14,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 18:52:14,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 18:52:14,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 18:52:14,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-09 18:52:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 18:52:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 18:52:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 18:52:14,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 18:52:17,113 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 18:52:17,113 INFO L299 CfgBuilder]: Removed 155 assume(true) statements. [2020-12-09 18:52:17,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:52:17 BoogieIcfgContainer [2020-12-09 18:52:17,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 18:52:17,116 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 18:52:17,117 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 18:52:17,119 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 18:52:17,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 06:52:14" (1/3) ... [2020-12-09 18:52:17,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ac242dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:52:17, skipping insertion in model container [2020-12-09 18:52:17,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:52:14" (2/3) ... [2020-12-09 18:52:17,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ac242dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:52:17, skipping insertion in model container [2020-12-09 18:52:17,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:52:17" (3/3) ... [2020-12-09 18:52:17,121 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product10.cil.c [2020-12-09 18:52:17,130 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 18:52:17,132 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-09 18:52:17,141 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-09 18:52:17,160 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 18:52:17,160 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 18:52:17,161 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 18:52:17,161 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 18:52:17,161 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 18:52:17,161 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 18:52:17,161 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 18:52:17,161 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 18:52:17,175 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2020-12-09 18:52:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 18:52:17,183 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:17,184 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:17,184 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:17,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:17,190 INFO L82 PathProgramCache]: Analyzing trace with hash 1170669752, now seen corresponding path program 1 times [2020-12-09 18:52:17,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:17,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1607638833] [2020-12-09 18:52:17,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:17,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 18:52:17,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:17,493 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:17,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1607638833] [2020-12-09 18:52:17,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:52:17,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 18:52:17,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685568160] [2020-12-09 18:52:17,497 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 18:52:17,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:17,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 18:52:17,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 18:52:17,508 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2020-12-09 18:52:17,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:17,534 INFO L93 Difference]: Finished difference Result 273 states and 434 transitions. [2020-12-09 18:52:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 18:52:17,535 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 38 [2020-12-09 18:52:17,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:17,543 INFO L225 Difference]: With dead ends: 273 [2020-12-09 18:52:17,544 INFO L226 Difference]: Without dead ends: 146 [2020-12-09 18:52:17,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 18:52:17,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-12-09 18:52:17,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2020-12-09 18:52:17,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-12-09 18:52:17,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 234 transitions. [2020-12-09 18:52:17,582 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 234 transitions. Word has length 38 [2020-12-09 18:52:17,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:17,582 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 234 transitions. [2020-12-09 18:52:17,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 18:52:17,582 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 234 transitions. [2020-12-09 18:52:17,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-09 18:52:17,584 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:17,584 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:17,784 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 18:52:17,785 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:17,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:17,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1521803372, now seen corresponding path program 1 times [2020-12-09 18:52:17,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:17,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [866932203] [2020-12-09 18:52:17,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:17,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 18:52:17,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:18,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:18,012 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:18,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [866932203] [2020-12-09 18:52:18,012 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:52:18,012 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:52:18,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124994053] [2020-12-09 18:52:18,014 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:52:18,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:18,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:52:18,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:18,015 INFO L87 Difference]: Start difference. First operand 146 states and 234 transitions. Second operand 3 states. [2020-12-09 18:52:18,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:18,060 INFO L93 Difference]: Finished difference Result 411 states and 660 transitions. [2020-12-09 18:52:18,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:52:18,060 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2020-12-09 18:52:18,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:18,063 INFO L225 Difference]: With dead ends: 411 [2020-12-09 18:52:18,063 INFO L226 Difference]: Without dead ends: 276 [2020-12-09 18:52:18,065 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:18,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-12-09 18:52:18,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 145. [2020-12-09 18:52:18,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-12-09 18:52:18,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 230 transitions. [2020-12-09 18:52:18,079 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 230 transitions. Word has length 39 [2020-12-09 18:52:18,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:18,080 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 230 transitions. [2020-12-09 18:52:18,080 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:52:18,080 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 230 transitions. [2020-12-09 18:52:18,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-09 18:52:18,081 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:18,081 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:18,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 18:52:18,283 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:18,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:18,285 INFO L82 PathProgramCache]: Analyzing trace with hash 964876999, now seen corresponding path program 1 times [2020-12-09 18:52:18,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:18,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1372172691] [2020-12-09 18:52:18,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:18,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 18:52:18,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:18,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:18,629 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:18,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1372172691] [2020-12-09 18:52:18,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:52:18,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:52:18,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240890560] [2020-12-09 18:52:18,630 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:52:18,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:18,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:52:18,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:18,631 INFO L87 Difference]: Start difference. First operand 145 states and 230 transitions. Second operand 3 states. [2020-12-09 18:52:18,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:18,663 INFO L93 Difference]: Finished difference Result 276 states and 440 transitions. [2020-12-09 18:52:18,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:52:18,664 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-12-09 18:52:18,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:18,665 INFO L225 Difference]: With dead ends: 276 [2020-12-09 18:52:18,665 INFO L226 Difference]: Without dead ends: 146 [2020-12-09 18:52:18,666 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:18,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-12-09 18:52:18,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 145. [2020-12-09 18:52:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-12-09 18:52:18,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 227 transitions. [2020-12-09 18:52:18,677 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 227 transitions. Word has length 40 [2020-12-09 18:52:18,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:18,677 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 227 transitions. [2020-12-09 18:52:18,677 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:52:18,677 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 227 transitions. [2020-12-09 18:52:18,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-09 18:52:18,678 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:18,678 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:18,879 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 18:52:18,880 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:18,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:18,881 INFO L82 PathProgramCache]: Analyzing trace with hash -559359774, now seen corresponding path program 1 times [2020-12-09 18:52:18,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:18,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [681721438] [2020-12-09 18:52:18,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:19,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 18:52:19,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:19,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:19,209 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:19,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [681721438] [2020-12-09 18:52:19,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:52:19,210 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:52:19,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554604911] [2020-12-09 18:52:19,210 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:52:19,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:19,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:52:19,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:19,212 INFO L87 Difference]: Start difference. First operand 145 states and 227 transitions. Second operand 3 states. [2020-12-09 18:52:19,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:19,227 INFO L93 Difference]: Finished difference Result 243 states and 376 transitions. [2020-12-09 18:52:19,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:52:19,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2020-12-09 18:52:19,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:19,229 INFO L225 Difference]: With dead ends: 243 [2020-12-09 18:52:19,229 INFO L226 Difference]: Without dead ends: 148 [2020-12-09 18:52:19,230 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:19,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-12-09 18:52:19,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 147. [2020-12-09 18:52:19,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-12-09 18:52:19,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 229 transitions. [2020-12-09 18:52:19,242 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 229 transitions. Word has length 42 [2020-12-09 18:52:19,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:19,242 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 229 transitions. [2020-12-09 18:52:19,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:52:19,242 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 229 transitions. [2020-12-09 18:52:19,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-09 18:52:19,244 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:19,244 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:19,445 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-09 18:52:19,445 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:19,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:19,446 INFO L82 PathProgramCache]: Analyzing trace with hash 499910929, now seen corresponding path program 1 times [2020-12-09 18:52:19,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:19,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1506977208] [2020-12-09 18:52:19,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:19,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 18:52:19,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:19,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:19,658 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 18:52:19,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:19,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1506977208] [2020-12-09 18:52:19,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [889504351] [2020-12-09 18:52:19,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt [2020-12-09 18:52:19,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:19,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 22 conjunts are in the unsatisfiable core [2020-12-09 18:52:19,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:19,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 18:52:19,989 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:19,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 18:52:19,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [4, 4] total 13 [2020-12-09 18:52:19,989 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271227552] [2020-12-09 18:52:19,989 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-09 18:52:19,990 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:19,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-09 18:52:19,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-12-09 18:52:19,990 INFO L87 Difference]: Start difference. First operand 147 states and 229 transitions. Second operand 9 states. [2020-12-09 18:52:23,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:23,537 INFO L93 Difference]: Finished difference Result 819 states and 1223 transitions. [2020-12-09 18:52:23,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-12-09 18:52:23,537 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 47 [2020-12-09 18:52:23,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:23,542 INFO L225 Difference]: With dead ends: 819 [2020-12-09 18:52:23,542 INFO L226 Difference]: Without dead ends: 745 [2020-12-09 18:52:23,544 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=260, Invalid=796, Unknown=0, NotChecked=0, Total=1056 [2020-12-09 18:52:23,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2020-12-09 18:52:23,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 215. [2020-12-09 18:52:23,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-12-09 18:52:23,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 331 transitions. [2020-12-09 18:52:23,573 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 331 transitions. Word has length 47 [2020-12-09 18:52:23,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:23,573 INFO L481 AbstractCegarLoop]: Abstraction has 215 states and 331 transitions. [2020-12-09 18:52:23,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-09 18:52:23,573 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 331 transitions. [2020-12-09 18:52:23,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-09 18:52:23,576 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:23,576 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:23,977 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt,6 mathsat -unsat_core_generation=3 [2020-12-09 18:52:23,977 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:23,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:23,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1433614264, now seen corresponding path program 1 times [2020-12-09 18:52:23,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:23,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1157835197] [2020-12-09 18:52:23,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:24,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 18:52:24,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:24,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:24,242 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 18:52:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:24,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1157835197] [2020-12-09 18:52:24,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2137961232] [2020-12-09 18:52:24,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt [2020-12-09 18:52:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:24,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 20 conjunts are in the unsatisfiable core [2020-12-09 18:52:24,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:24,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 18:52:24,546 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:24,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 18:52:24,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [4, 4] total 13 [2020-12-09 18:52:24,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387981621] [2020-12-09 18:52:24,547 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-09 18:52:24,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:24,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-09 18:52:24,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-12-09 18:52:24,548 INFO L87 Difference]: Start difference. First operand 215 states and 331 transitions. Second operand 9 states. [2020-12-09 18:52:28,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:28,311 INFO L93 Difference]: Finished difference Result 827 states and 1214 transitions. [2020-12-09 18:52:28,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-12-09 18:52:28,312 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 48 [2020-12-09 18:52:28,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:28,315 INFO L225 Difference]: With dead ends: 827 [2020-12-09 18:52:28,315 INFO L226 Difference]: Without dead ends: 728 [2020-12-09 18:52:28,316 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=850, Unknown=0, NotChecked=0, Total=1122 [2020-12-09 18:52:28,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2020-12-09 18:52:28,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 241. [2020-12-09 18:52:28,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2020-12-09 18:52:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 367 transitions. [2020-12-09 18:52:28,334 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 367 transitions. Word has length 48 [2020-12-09 18:52:28,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:28,334 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 367 transitions. [2020-12-09 18:52:28,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-09 18:52:28,334 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 367 transitions. [2020-12-09 18:52:28,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-09 18:52:28,336 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:28,336 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:28,737 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt,8 mathsat -unsat_core_generation=3 [2020-12-09 18:52:28,739 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:28,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:28,740 INFO L82 PathProgramCache]: Analyzing trace with hash -1851645243, now seen corresponding path program 1 times [2020-12-09 18:52:28,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:28,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [240599117] [2020-12-09 18:52:28,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:28,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 18:52:28,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:28,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:28,965 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 18:52:28,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:28,995 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [240599117] [2020-12-09 18:52:28,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1445537288] [2020-12-09 18:52:28,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt [2020-12-09 18:52:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:29,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-09 18:52:29,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:29,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 18:52:29,222 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:29,222 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 18:52:29,222 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [4, 4] total 10 [2020-12-09 18:52:29,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677693421] [2020-12-09 18:52:29,223 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:52:29,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:29,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:52:29,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-12-09 18:52:29,223 INFO L87 Difference]: Start difference. First operand 241 states and 367 transitions. Second operand 6 states. [2020-12-09 18:52:29,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:29,308 INFO L93 Difference]: Finished difference Result 422 states and 630 transitions. [2020-12-09 18:52:29,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 18:52:29,308 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 48 [2020-12-09 18:52:29,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:29,309 INFO L225 Difference]: With dead ends: 422 [2020-12-09 18:52:29,310 INFO L226 Difference]: Without dead ends: 278 [2020-12-09 18:52:29,310 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2020-12-09 18:52:29,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-12-09 18:52:29,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 222. [2020-12-09 18:52:29,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-12-09 18:52:29,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 333 transitions. [2020-12-09 18:52:29,325 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 333 transitions. Word has length 48 [2020-12-09 18:52:29,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:29,325 INFO L481 AbstractCegarLoop]: Abstraction has 222 states and 333 transitions. [2020-12-09 18:52:29,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:52:29,325 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 333 transitions. [2020-12-09 18:52:29,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-09 18:52:29,326 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:29,326 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:29,727 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3,11 cvc4 --incremental --print-success --lang smt [2020-12-09 18:52:29,729 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:29,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:29,730 INFO L82 PathProgramCache]: Analyzing trace with hash -662360456, now seen corresponding path program 1 times [2020-12-09 18:52:29,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:29,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [81760537] [2020-12-09 18:52:29,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:29,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 18:52:29,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:29,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:29,939 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 18:52:29,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:29,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [81760537] [2020-12-09 18:52:29,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1754943464] [2020-12-09 18:52:29,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2020-12-09 18:52:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:30,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-09 18:52:30,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:30,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 18:52:30,179 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:30,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 18:52:30,182 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2020-12-09 18:52:30,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313480772] [2020-12-09 18:52:30,183 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:52:30,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:30,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:52:30,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-09 18:52:30,183 INFO L87 Difference]: Start difference. First operand 222 states and 333 transitions. Second operand 4 states. [2020-12-09 18:52:30,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:30,237 INFO L93 Difference]: Finished difference Result 367 states and 537 transitions. [2020-12-09 18:52:30,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:52:30,237 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-12-09 18:52:30,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:30,238 INFO L225 Difference]: With dead ends: 367 [2020-12-09 18:52:30,238 INFO L226 Difference]: Without dead ends: 278 [2020-12-09 18:52:30,239 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:52:30,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-12-09 18:52:30,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 194. [2020-12-09 18:52:30,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-12-09 18:52:30,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 287 transitions. [2020-12-09 18:52:30,252 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 287 transitions. Word has length 48 [2020-12-09 18:52:30,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:30,253 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 287 transitions. [2020-12-09 18:52:30,253 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:52:30,253 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 287 transitions. [2020-12-09 18:52:30,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-09 18:52:30,253 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:30,253 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:30,654 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2020-12-09 18:52:30,655 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:30,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:30,656 INFO L82 PathProgramCache]: Analyzing trace with hash -2075432413, now seen corresponding path program 1 times [2020-12-09 18:52:30,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:30,657 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097881810] [2020-12-09 18:52:30,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:30,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 18:52:30,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:30,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:30,901 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 18:52:30,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:30,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1097881810] [2020-12-09 18:52:30,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1729232087] [2020-12-09 18:52:30,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/cvc4 Starting monitored process 15 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4 --incremental --print-success --lang smt [2020-12-09 18:52:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:31,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 18:52:31,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:31,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 18:52:31,143 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:31,143 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 18:52:31,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2020-12-09 18:52:31,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181702117] [2020-12-09 18:52:31,144 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 18:52:31,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:31,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 18:52:31,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:52:31,144 INFO L87 Difference]: Start difference. First operand 194 states and 287 transitions. Second operand 5 states. [2020-12-09 18:52:31,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:31,229 INFO L93 Difference]: Finished difference Result 470 states and 696 transitions. [2020-12-09 18:52:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-09 18:52:31,230 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2020-12-09 18:52:31,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:31,231 INFO L225 Difference]: With dead ends: 470 [2020-12-09 18:52:31,231 INFO L226 Difference]: Without dead ends: 347 [2020-12-09 18:52:31,232 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2020-12-09 18:52:31,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2020-12-09 18:52:31,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 308. [2020-12-09 18:52:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2020-12-09 18:52:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 462 transitions. [2020-12-09 18:52:31,251 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 462 transitions. Word has length 49 [2020-12-09 18:52:31,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:31,252 INFO L481 AbstractCegarLoop]: Abstraction has 308 states and 462 transitions. [2020-12-09 18:52:31,252 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 18:52:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 462 transitions. [2020-12-09 18:52:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-09 18:52:31,252 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:31,252 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:31,653 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3,15 cvc4 --incremental --print-success --lang smt [2020-12-09 18:52:31,654 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:31,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:31,655 INFO L82 PathProgramCache]: Analyzing trace with hash -350052377, now seen corresponding path program 1 times [2020-12-09 18:52:31,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:31,657 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [193745295] [2020-12-09 18:52:31,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/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 [2020-12-09 18:52:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:31,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 18:52:31,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:31,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:31,844 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:31,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [193745295] [2020-12-09 18:52:31,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:52:31,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:52:31,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641790174] [2020-12-09 18:52:31,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:52:31,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:31,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:52:31,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:31,845 INFO L87 Difference]: Start difference. First operand 308 states and 462 transitions. Second operand 3 states. [2020-12-09 18:52:31,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:31,887 INFO L93 Difference]: Finished difference Result 884 states and 1338 transitions. [2020-12-09 18:52:31,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:52:31,887 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-12-09 18:52:31,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:31,890 INFO L225 Difference]: With dead ends: 884 [2020-12-09 18:52:31,890 INFO L226 Difference]: Without dead ends: 595 [2020-12-09 18:52:31,890 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:31,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2020-12-09 18:52:31,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 372. [2020-12-09 18:52:31,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2020-12-09 18:52:31,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 580 transitions. [2020-12-09 18:52:31,915 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 580 transitions. Word has length 57 [2020-12-09 18:52:31,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:31,915 INFO L481 AbstractCegarLoop]: Abstraction has 372 states and 580 transitions. [2020-12-09 18:52:31,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:52:31,915 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 580 transitions. [2020-12-09 18:52:31,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-09 18:52:31,915 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:31,916 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:32,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 mathsat -unsat_core_generation=3 [2020-12-09 18:52:32,116 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:32,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:32,116 INFO L82 PathProgramCache]: Analyzing trace with hash -845239413, now seen corresponding path program 1 times [2020-12-09 18:52:32,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:32,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1366633682] [2020-12-09 18:52:32,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/mathsat Starting monitored process 17 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with mathsat -unsat_core_generation=3 [2020-12-09 18:52:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:32,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 18:52:32,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:32,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:32,312 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:32,312 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1366633682] [2020-12-09 18:52:32,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:52:32,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:52:32,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49367533] [2020-12-09 18:52:32,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:52:32,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:32,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:52:32,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:32,313 INFO L87 Difference]: Start difference. First operand 372 states and 580 transitions. Second operand 3 states. [2020-12-09 18:52:32,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:32,367 INFO L93 Difference]: Finished difference Result 1058 states and 1660 transitions. [2020-12-09 18:52:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:52:32,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2020-12-09 18:52:32,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:32,372 INFO L225 Difference]: With dead ends: 1058 [2020-12-09 18:52:32,372 INFO L226 Difference]: Without dead ends: 705 [2020-12-09 18:52:32,373 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:32,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 705 states. [2020-12-09 18:52:32,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 705 to 482. [2020-12-09 18:52:32,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-12-09 18:52:32,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 782 transitions. [2020-12-09 18:52:32,417 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 782 transitions. Word has length 58 [2020-12-09 18:52:32,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:32,417 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 782 transitions. [2020-12-09 18:52:32,417 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:52:32,417 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 782 transitions. [2020-12-09 18:52:32,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-09 18:52:32,418 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:32,418 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:32,619 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 mathsat -unsat_core_generation=3 [2020-12-09 18:52:32,619 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:32,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:32,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1319274569, now seen corresponding path program 1 times [2020-12-09 18:52:32,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:32,620 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1561369473] [2020-12-09 18:52:32,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2020-12-09 18:52:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:32,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 18:52:32,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:32,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:32,810 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:32,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1561369473] [2020-12-09 18:52:32,810 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:52:32,810 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:52:32,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464311525] [2020-12-09 18:52:32,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:52:32,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:32,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:52:32,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:32,811 INFO L87 Difference]: Start difference. First operand 482 states and 782 transitions. Second operand 3 states. [2020-12-09 18:52:32,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:32,867 INFO L93 Difference]: Finished difference Result 1400 states and 2286 transitions. [2020-12-09 18:52:32,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:52:32,868 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-12-09 18:52:32,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:32,872 INFO L225 Difference]: With dead ends: 1400 [2020-12-09 18:52:32,872 INFO L226 Difference]: Without dead ends: 937 [2020-12-09 18:52:32,872 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:32,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2020-12-09 18:52:32,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 714. [2020-12-09 18:52:32,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 714 states. [2020-12-09 18:52:32,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 1202 transitions. [2020-12-09 18:52:32,915 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 1202 transitions. Word has length 59 [2020-12-09 18:52:32,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:32,915 INFO L481 AbstractCegarLoop]: Abstraction has 714 states and 1202 transitions. [2020-12-09 18:52:32,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:52:32,916 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1202 transitions. [2020-12-09 18:52:32,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-09 18:52:32,917 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:32,917 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:33,117 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 mathsat -unsat_core_generation=3 [2020-12-09 18:52:33,118 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:33,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:33,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1887492868, now seen corresponding path program 1 times [2020-12-09 18:52:33,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:33,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [181851254] [2020-12-09 18:52:33,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/mathsat Starting monitored process 19 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with mathsat -unsat_core_generation=3 [2020-12-09 18:52:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:33,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 18:52:33,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:33,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:33,410 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:33,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [181851254] [2020-12-09 18:52:33,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:52:33,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:52:33,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208487278] [2020-12-09 18:52:33,411 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:52:33,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:33,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:52:33,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:33,412 INFO L87 Difference]: Start difference. First operand 714 states and 1202 transitions. Second operand 3 states. [2020-12-09 18:52:33,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:33,477 INFO L93 Difference]: Finished difference Result 2088 states and 3530 transitions. [2020-12-09 18:52:33,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:52:33,478 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-12-09 18:52:33,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:33,484 INFO L225 Difference]: With dead ends: 2088 [2020-12-09 18:52:33,485 INFO L226 Difference]: Without dead ends: 1393 [2020-12-09 18:52:33,486 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:33,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1393 states. [2020-12-09 18:52:33,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1393 to 1170. [2020-12-09 18:52:33,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1170 states. [2020-12-09 18:52:33,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1170 states and 2018 transitions. [2020-12-09 18:52:33,554 INFO L78 Accepts]: Start accepts. Automaton has 1170 states and 2018 transitions. Word has length 60 [2020-12-09 18:52:33,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:33,554 INFO L481 AbstractCegarLoop]: Abstraction has 1170 states and 2018 transitions. [2020-12-09 18:52:33,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:52:33,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2018 transitions. [2020-12-09 18:52:33,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-09 18:52:33,556 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:33,556 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:33,756 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 mathsat -unsat_core_generation=3 [2020-12-09 18:52:33,756 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:33,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:33,757 INFO L82 PathProgramCache]: Analyzing trace with hash -1583078645, now seen corresponding path program 1 times [2020-12-09 18:52:33,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:33,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1584158349] [2020-12-09 18:52:33,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/mathsat Starting monitored process 20 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with mathsat -unsat_core_generation=3 [2020-12-09 18:52:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:33,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 18:52:33,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:33,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:33,944 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:33,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1584158349] [2020-12-09 18:52:33,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:52:33,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:52:33,945 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131777168] [2020-12-09 18:52:33,945 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:52:33,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:33,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:52:33,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:33,945 INFO L87 Difference]: Start difference. First operand 1170 states and 2018 transitions. Second operand 3 states. [2020-12-09 18:52:34,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:34,034 INFO L93 Difference]: Finished difference Result 3440 states and 5946 transitions. [2020-12-09 18:52:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:52:34,035 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-12-09 18:52:34,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:34,044 INFO L225 Difference]: With dead ends: 3440 [2020-12-09 18:52:34,044 INFO L226 Difference]: Without dead ends: 2289 [2020-12-09 18:52:34,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:52:34,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2289 states. [2020-12-09 18:52:34,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2289 to 2066. [2020-12-09 18:52:34,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2066 states. [2020-12-09 18:52:34,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 2066 states and 3602 transitions. [2020-12-09 18:52:34,125 INFO L78 Accepts]: Start accepts. Automaton has 2066 states and 3602 transitions. Word has length 61 [2020-12-09 18:52:34,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:34,125 INFO L481 AbstractCegarLoop]: Abstraction has 2066 states and 3602 transitions. [2020-12-09 18:52:34,125 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:52:34,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 3602 transitions. [2020-12-09 18:52:34,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-09 18:52:34,128 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:52:34,128 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:52:34,329 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 mathsat -unsat_core_generation=3 [2020-12-09 18:52:34,329 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 18:52:34,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:52:34,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1787678266, now seen corresponding path program 1 times [2020-12-09 18:52:34,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 18:52:34,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [454239215] [2020-12-09 18:52:34,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/mathsat Starting monitored process 21 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with mathsat -unsat_core_generation=3 [2020-12-09 18:52:34,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:34,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 18:52:34,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:34,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:34,566 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 18:52:34,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:52:34,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [454239215] [2020-12-09 18:52:34,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [700305331] [2020-12-09 18:52:34,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/cvc4 Starting monitored process 22 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with cvc4 --incremental --print-success --lang smt [2020-12-09 18:52:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:52:34,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 18:52:34,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 18:52:34,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 18:52:34,830 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 18:52:34,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 18:52:34,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2020-12-09 18:52:34,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312815267] [2020-12-09 18:52:34,830 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 18:52:34,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 18:52:34,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 18:52:34,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:52:34,831 INFO L87 Difference]: Start difference. First operand 2066 states and 3602 transitions. Second operand 5 states. [2020-12-09 18:52:34,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:52:34,931 INFO L93 Difference]: Finished difference Result 2130 states and 3696 transitions. [2020-12-09 18:52:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 18:52:34,931 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 62 [2020-12-09 18:52:34,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:52:34,931 INFO L225 Difference]: With dead ends: 2130 [2020-12-09 18:52:34,931 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 18:52:34,933 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-12-09 18:52:34,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 18:52:34,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 18:52:34,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 18:52:34,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 18:52:34,934 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-12-09 18:52:34,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:52:34,934 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 18:52:34,934 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 18:52:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 18:52:34,934 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 18:52:35,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 mathsat -unsat_core_generation=3,22 cvc4 --incremental --print-success --lang smt [2020-12-09 18:52:35,340 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 18:52:35,556 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 90 [2020-12-09 18:52:35,766 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 116 [2020-12-09 18:52:35,913 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 94 [2020-12-09 18:52:36,319 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2020-12-09 18:52:36,445 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 101 [2020-12-09 18:52:36,832 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2020-12-09 18:52:36,954 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2020-12-09 18:52:37,214 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 116 [2020-12-09 18:52:37,320 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2020-12-09 18:52:37,820 WARN L197 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 41 [2020-12-09 18:52:38,312 WARN L197 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 24 [2020-12-09 18:52:38,563 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 38 [2020-12-09 18:52:38,685 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2020-12-09 18:52:38,913 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2020-12-09 18:52:39,030 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2020-12-09 18:52:39,311 WARN L197 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 35 [2020-12-09 18:52:39,430 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2020-12-09 18:52:39,825 WARN L197 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 27 [2020-12-09 18:52:40,171 WARN L197 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 41 [2020-12-09 18:52:40,319 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2020-12-09 18:52:40,652 WARN L197 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 41 [2020-12-09 18:52:40,767 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2020-12-09 18:52:40,875 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2020-12-09 18:52:41,017 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2020-12-09 18:52:41,443 WARN L197 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 43 [2020-12-09 18:52:41,814 WARN L197 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 27 [2020-12-09 18:52:41,929 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 37 [2020-12-09 18:52:42,310 WARN L197 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 27 [2020-12-09 18:52:42,449 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2020-12-09 18:52:42,748 WARN L197 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 39 [2020-12-09 18:52:43,116 WARN L197 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 24 [2020-12-09 18:52:43,455 WARN L197 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 27 [2020-12-09 18:52:43,687 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2020-12-09 18:52:43,805 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 28 [2020-12-09 18:52:44,195 WARN L197 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 38 [2020-12-09 18:52:44,203 INFO L265 CegarLoopResult]: At program point L828(lines 810 830) the Hoare annotation is: true [2020-12-09 18:52:44,204 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 112) no Hoare annotation was computed. [2020-12-09 18:52:44,204 INFO L258 CegarLoopResult]: At program point L1489(lines 1484 1492) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) [2020-12-09 18:52:44,204 INFO L258 CegarLoopResult]: At program point L1489-1(lines 1484 1492) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,204 INFO L258 CegarLoopResult]: At program point L1489-2(lines 1484 1492) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,204 INFO L265 CegarLoopResult]: At program point L1489-3(lines 1484 1492) the Hoare annotation is: true [2020-12-09 18:52:44,204 INFO L262 CegarLoopResult]: For program point L928(lines 928 939) no Hoare annotation was computed. [2020-12-09 18:52:44,204 INFO L262 CegarLoopResult]: For program point L895(lines 895 901) no Hoare annotation was computed. [2020-12-09 18:52:44,204 INFO L262 CegarLoopResult]: For program point L928-1(lines 928 939) no Hoare annotation was computed. [2020-12-09 18:52:44,204 INFO L262 CegarLoopResult]: For program point L928-2(lines 928 939) no Hoare annotation was computed. [2020-12-09 18:52:44,204 INFO L262 CegarLoopResult]: For program point L895-1(lines 895 901) no Hoare annotation was computed. [2020-12-09 18:52:44,204 INFO L262 CegarLoopResult]: For program point L928-3(lines 928 939) no Hoare annotation was computed. [2020-12-09 18:52:44,204 INFO L258 CegarLoopResult]: At program point L664(lines 659 667) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,204 INFO L262 CegarLoopResult]: For program point L2580(lines 2580 2584) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L258 CegarLoopResult]: At program point L2580-2(lines 1 2589) the Hoare annotation is: (and (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,205 INFO L262 CegarLoopResult]: For program point L2580-3(lines 2580 2584) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L262 CegarLoopResult]: For program point L2580-6(lines 2580 2584) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L258 CegarLoopResult]: At program point L2580-5(lines 1 2589) the Hoare annotation is: (and (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv2 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,205 INFO L262 CegarLoopResult]: For program point L1358(lines 1358 1362) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L258 CegarLoopResult]: At program point L2580-8(lines 1 2589) the Hoare annotation is: (and (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,205 INFO L258 CegarLoopResult]: At program point L103(lines 98 106) the Hoare annotation is: (and (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,205 INFO L262 CegarLoopResult]: For program point L764(lines 764 772) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L258 CegarLoopResult]: At program point L2516(lines 2499 2522) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse3 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse4 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (_ bv2 32) ~rjh~0)) (.cse6 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) .cse3 .cse4 .cse5 .cse6 .cse7))) [2020-12-09 18:52:44,205 INFO L258 CegarLoopResult]: At program point L2516-1(lines 2499 2522) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) |ULTIMATE.start_getClientForwardReceiver_#res|) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))))) [2020-12-09 18:52:44,205 INFO L262 CegarLoopResult]: For program point L601(lines 601 608) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L258 CegarLoopResult]: At program point L601-1(lines 1 2589) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,205 INFO L262 CegarLoopResult]: For program point L2550(lines 2550 2566) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L262 CegarLoopResult]: For program point L601-2(lines 601 608) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L262 CegarLoopResult]: For program point L2550-1(lines 2550 2566) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L262 CegarLoopResult]: For program point L1427(lines 1427 1431) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L262 CegarLoopResult]: For program point L1394(lines 1394 1398) no Hoare annotation was computed. [2020-12-09 18:52:44,205 INFO L258 CegarLoopResult]: At program point L1427-1(lines 1299 1445) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L965(lines 965 976) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L932(lines 932 938) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L965-1(lines 965 976) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L932-1(lines 932 938) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L965-2(lines 965 976) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L932-2(lines 932 938) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L965-3(lines 965 976) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L932-3(lines 932 938) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L258 CegarLoopResult]: At program point L900(lines 887 905) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) [2020-12-09 18:52:44,206 INFO L265 CegarLoopResult]: At program point L900-1(lines 887 905) the Hoare annotation is: true [2020-12-09 18:52:44,206 INFO L258 CegarLoopResult]: At program point L1364(lines 1354 1440) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,206 INFO L258 CegarLoopResult]: At program point L1331(lines 1318 1443) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L2554(lines 2554 2565) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L2554-1(lines 2554 2565) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L2092(lines 2092 2104) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L969(lines 969 975) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L969-1(lines 969 975) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L969-2(lines 969 975) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L969-3(lines 969 975) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L262 CegarLoopResult]: For program point L1300(lines 1299 1445) no Hoare annotation was computed. [2020-12-09 18:52:44,206 INFO L258 CegarLoopResult]: At program point L937(lines 924 942) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ~rjh~0) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,207 INFO L258 CegarLoopResult]: At program point L937-1(lines 924 942) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) [2020-12-09 18:52:44,207 INFO L258 CegarLoopResult]: At program point L937-2(lines 924 942) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (and (= (_ bv2 32) ~__ste_email_to0~0) .cse0 .cse1 (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) .cse2 (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32)) .cse3 (= (_ bv0 32) |ULTIMATE.start_getClientForwardReceiver_#res|) .cse4 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))))) [2020-12-09 18:52:44,207 INFO L265 CegarLoopResult]: At program point L937-3(lines 924 942) the Hoare annotation is: true [2020-12-09 18:52:44,207 INFO L258 CegarLoopResult]: At program point L673(lines 668 676) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,207 INFO L258 CegarLoopResult]: At program point L1400(lines 1390 1437) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,207 INFO L262 CegarLoopResult]: For program point L1301(lines 1301 1305) no Hoare annotation was computed. [2020-12-09 18:52:44,207 INFO L262 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-12-09 18:52:44,207 INFO L262 CegarLoopResult]: For program point L112-1(line 112) no Hoare annotation was computed. [2020-12-09 18:52:44,207 INFO L258 CegarLoopResult]: At program point L113(lines 119 136) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) [2020-12-09 18:52:44,207 INFO L265 CegarLoopResult]: At program point L113-1(lines 119 136) the Hoare annotation is: true [2020-12-09 18:52:44,207 INFO L262 CegarLoopResult]: For program point L2095(lines 2095 2103) no Hoare annotation was computed. [2020-12-09 18:52:44,207 INFO L258 CegarLoopResult]: At program point L807(lines 787 809) the Hoare annotation is: (and (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,207 INFO L262 CegarLoopResult]: For program point L2558(lines 2558 2564) no Hoare annotation was computed. [2020-12-09 18:52:44,207 INFO L262 CegarLoopResult]: For program point L2558-1(lines 2558 2564) no Hoare annotation was computed. [2020-12-09 18:52:44,207 INFO L262 CegarLoopResult]: For program point L1369(lines 1369 1376) no Hoare annotation was computed. [2020-12-09 18:52:44,207 INFO L262 CegarLoopResult]: For program point L1336(lines 1336 1340) no Hoare annotation was computed. [2020-12-09 18:52:44,207 INFO L258 CegarLoopResult]: At program point L974(lines 961 979) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) [2020-12-09 18:52:44,208 INFO L258 CegarLoopResult]: At program point L974-1(lines 961 979) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,208 INFO L258 CegarLoopResult]: At program point L974-2(lines 961 979) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 (= ULTIMATE.start_incoming_~fwreceiver~0 (_ bv0 32)) (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) .cse2 .cse3 (= (_ bv0 32) |ULTIMATE.start_getClientForwardReceiver_#res|) .cse4 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))))) [2020-12-09 18:52:44,208 INFO L265 CegarLoopResult]: At program point L974-3(lines 961 979) the Hoare annotation is: true [2020-12-09 18:52:44,208 INFO L262 CegarLoopResult]: For program point L2527(lines 2527 2539) no Hoare annotation was computed. [2020-12-09 18:52:44,208 INFO L262 CegarLoopResult]: For program point L2098(lines 2098 2102) no Hoare annotation was computed. [2020-12-09 18:52:44,208 INFO L258 CegarLoopResult]: At program point L2098-2(lines 1 2589) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,208 INFO L262 CegarLoopResult]: For program point L1405(lines 1405 1409) no Hoare annotation was computed. [2020-12-09 18:52:44,208 INFO L262 CegarLoopResult]: For program point L1307(lines 1307 1444) no Hoare annotation was computed. [2020-12-09 18:52:44,208 INFO L262 CegarLoopResult]: For program point L581(lines 581 587) no Hoare annotation was computed. [2020-12-09 18:52:44,208 INFO L258 CegarLoopResult]: At program point L581-1(lines 573 590) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse3 (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32)))) (.cse4 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse5 (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32))) (.cse6 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= (_ bv2 32) ~rjh~0)) (.cse8 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse9 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-12-09 18:52:44,208 INFO L262 CegarLoopResult]: For program point L2530(lines 2530 2538) no Hoare annotation was computed. [2020-12-09 18:52:44,208 INFO L258 CegarLoopResult]: At program point L2563-1(lines 2546 2569) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,208 INFO L262 CegarLoopResult]: For program point L581-2(lines 581 587) no Hoare annotation was computed. [2020-12-09 18:52:44,208 INFO L258 CegarLoopResult]: At program point L2563(lines 2546 2569) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,208 INFO L258 CegarLoopResult]: At program point L581-3(lines 573 590) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) .cse2 (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_getClientForwardReceiver_#res|) .cse3 .cse4 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))))) [2020-12-09 18:52:44,208 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 18:52:44,208 INFO L262 CegarLoopResult]: For program point L2068(lines 2068 2084) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L2068-1(lines 2068 2084) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L258 CegarLoopResult]: At program point L1342(lines 1332 1442) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L947(lines 947 955) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L947-2(lines 947 955) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L947-4(lines 947 955) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L2533(lines 2533 2537) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L258 CegarLoopResult]: At program point L2533-2(lines 1 2589) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L1311(lines 1311 1315) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L258 CegarLoopResult]: At program point L1411(lines 1401 1436) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,209 INFO L258 CegarLoopResult]: At program point L1378(lines 1365 1439) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L2072(lines 2072 2083) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L2072-1(lines 2072 2083) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L950(lines 950 954) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L258 CegarLoopResult]: At program point L950-2(lines 943 958) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L950-3(lines 950 954) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L258 CegarLoopResult]: At program point L950-5(lines 943 958) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L950-6(lines 950 954) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L258 CegarLoopResult]: At program point L950-8(lines 943 958) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,209 INFO L262 CegarLoopResult]: For program point L2503-1(lines 2503 2519) no Hoare annotation was computed. [2020-12-09 18:52:44,209 INFO L258 CegarLoopResult]: At program point L1446(lines 1298 1447) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L2503(lines 2503 2519) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L1347(lines 1347 1351) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L984(lines 984 992) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L984-2(lines 984 992) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L984-4(lines 984 992) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L984-6(lines 984 992) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L984-8(lines 984 992) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L258 CegarLoopResult]: At program point L1513(lines 1502 1516) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L820(lines 820 827) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L265 CegarLoopResult]: At program point L820-1(lines 820 827) the Hoare annotation is: true [2020-12-09 18:52:44,210 INFO L258 CegarLoopResult]: At program point L655(lines 650 658) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,210 INFO L258 CegarLoopResult]: At program point L1481(lines 1456 1483) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv1 32) |ULTIMATE.start_isReadable_#res|) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,210 INFO L265 CegarLoopResult]: At program point L1481-1(lines 1456 1483) the Hoare annotation is: true [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L127(lines 127 133) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L127-2(lines 127 133) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L2076(lines 2076 2082) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L2076-1(lines 2076 2082) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L1416(lines 1416 1420) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L1383(lines 1383 1387) no Hoare annotation was computed. [2020-12-09 18:52:44,210 INFO L258 CegarLoopResult]: At program point L1317(lines 1307 1444) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,210 INFO L258 CegarLoopResult]: At program point L95(lines 1 2589) the Hoare annotation is: (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) [2020-12-09 18:52:44,210 INFO L262 CegarLoopResult]: For program point L987(lines 987 991) no Hoare annotation was computed. [2020-12-09 18:52:44,211 INFO L258 CegarLoopResult]: At program point L987-2(lines 980 995) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,211 INFO L262 CegarLoopResult]: For program point L987-3(lines 987 991) no Hoare annotation was computed. [2020-12-09 18:52:44,211 INFO L258 CegarLoopResult]: At program point L987-5(lines 980 995) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32)))) (.cse3 (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32)))) (.cse4 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse5 (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32))) (.cse6 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= (_ bv2 32) ~rjh~0)) (.cse8 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse9 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-12-09 18:52:44,211 INFO L262 CegarLoopResult]: For program point L987-6(lines 987 991) no Hoare annotation was computed. [2020-12-09 18:52:44,211 INFO L258 CegarLoopResult]: At program point L987-8(lines 980 995) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) [2020-12-09 18:52:44,211 INFO L262 CegarLoopResult]: For program point L987-9(lines 987 991) no Hoare annotation was computed. [2020-12-09 18:52:44,211 INFO L258 CegarLoopResult]: At program point L987-11(lines 980 995) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) .cse2 (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_getClientForwardReceiver_#res|) .cse3 .cse4 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))))) [2020-12-09 18:52:44,211 INFO L262 CegarLoopResult]: For program point L987-12(lines 987 991) no Hoare annotation was computed. [2020-12-09 18:52:44,211 INFO L258 CegarLoopResult]: At program point L987-14(lines 980 995) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,211 INFO L262 CegarLoopResult]: For program point L2507-1(lines 2507 2518) no Hoare annotation was computed. [2020-12-09 18:52:44,211 INFO L262 CegarLoopResult]: For program point L2507(lines 2507 2518) no Hoare annotation was computed. [2020-12-09 18:52:44,211 INFO L262 CegarLoopResult]: For program point L2574(lines 2574 2586) no Hoare annotation was computed. [2020-12-09 18:52:44,211 INFO L262 CegarLoopResult]: For program point L2574-2(lines 2574 2586) no Hoare annotation was computed. [2020-12-09 18:52:44,211 INFO L262 CegarLoopResult]: For program point L2574-4(lines 2574 2586) no Hoare annotation was computed. [2020-12-09 18:52:44,211 INFO L258 CegarLoopResult]: At program point L560(lines 1 2589) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv0 32) (bvadd ULTIMATE.start_incoming__wrappee__AutoResponder_~client (_ bv4294967294 32))) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ~rjh~0) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,211 INFO L258 CegarLoopResult]: At program point L560-1(lines 1 2589) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0))) (or (and .cse0 (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_incoming__wrappee__AutoResponder_~client (_ bv4294967294 32))) .cse1 (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) .cse2 (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_getClientForwardReceiver_#res|) .cse3 .cse4 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))))) [2020-12-09 18:52:44,212 INFO L258 CegarLoopResult]: At program point L1353(lines 1343 1441) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,212 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 18:52:44,212 INFO L262 CegarLoopResult]: For program point L891(lines 891 902) no Hoare annotation was computed. [2020-12-09 18:52:44,212 INFO L262 CegarLoopResult]: For program point L891-1(lines 891 902) no Hoare annotation was computed. [2020-12-09 18:52:44,212 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 112) no Hoare annotation was computed. [2020-12-09 18:52:44,212 INFO L258 CegarLoopResult]: At program point L2081(lines 2064 2087) the Hoare annotation is: (and (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= (_ bv0 32) (bvadd ULTIMATE.start_outgoing_~msg (_ bv4294967295 32))) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_setEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ~rjh~0) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32)) (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,212 INFO L258 CegarLoopResult]: At program point L2081-1(lines 2064 2087) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_createEmail_~to (_ bv4294967294 32)))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (bvadd ULTIMATE.start_createEmail_~msg~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv2 32) ~rjh~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) (and (= (_ bv2 32) ~__ste_email_to0~0) .cse0 .cse1 (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_getEmailTo_#res| (_ bv4294967294 32))) .cse2 (= (bvadd ULTIMATE.start_incoming_~client (_ bv4294967294 32)) (_ bv0 32)) .cse3 (= (_ bv0 32) |ULTIMATE.start_getClientForwardReceiver_#res|) .cse4 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))))) [2020-12-09 18:52:44,212 INFO L262 CegarLoopResult]: For program point L2577(lines 2577 2585) no Hoare annotation was computed. [2020-12-09 18:52:44,212 INFO L262 CegarLoopResult]: For program point L2511-1(lines 2511 2517) no Hoare annotation was computed. [2020-12-09 18:52:44,212 INFO L262 CegarLoopResult]: For program point L2577-2(lines 2577 2585) no Hoare annotation was computed. [2020-12-09 18:52:44,212 INFO L262 CegarLoopResult]: For program point L2511(lines 2511 2517) no Hoare annotation was computed. [2020-12-09 18:52:44,212 INFO L262 CegarLoopResult]: For program point L2577-4(lines 2577 2585) no Hoare annotation was computed. [2020-12-09 18:52:44,212 INFO L262 CegarLoopResult]: For program point L1322(lines 1322 1329) no Hoare annotation was computed. [2020-12-09 18:52:44,212 INFO L258 CegarLoopResult]: At program point L1422(lines 1412 1435) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,212 INFO L258 CegarLoopResult]: At program point L1389(lines 1379 1438) the Hoare annotation is: (and (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 18:52:44,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 06:52:44 BoogieIcfgContainer [2020-12-09 18:52:44,251 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 18:52:44,252 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 18:52:44,252 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 18:52:44,252 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 18:52:44,252 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:52:17" (3/4) ... [2020-12-09 18:52:44,254 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 18:52:44,272 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 84 nodes and edges [2020-12-09 18:52:44,273 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2020-12-09 18:52:44,275 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-09 18:52:44,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-09 18:52:44,277 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 18:52:44,279 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 18:52:44,298 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0bv32 == __ste_client_forwardReceiver1 && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,298 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0bv32 == __ste_client_forwardReceiver1 && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,299 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == __ste_client_forwardReceiver1 && 2bv32 == handle) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,299 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == __ste_client_forwardReceiver1 && 3bv32 == handle) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,299 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == __ste_client_forwardReceiver1 && 3bv32 == handle) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,299 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,299 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((3bv32 == handle && op2 == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(to, 4294967294bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2bv32 == value && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,302 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,302 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 [2020-12-09 18:52:44,302 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((2bv32 == value && 0bv32 == ~bvadd64(client, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && 2bv32 == rjh) && handle == 1bv32) && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,302 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2bv32 == value && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && 2bv32 == rjh) && handle == 1bv32) && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,302 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) [2020-12-09 18:52:44,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) [2020-12-09 18:52:44,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2bv32 == value && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && 2bv32 == rjh) && handle == 1bv32) && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 [2020-12-09 18:52:44,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) [2020-12-09 18:52:44,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 [2020-12-09 18:52:44,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 [2020-12-09 18:52:44,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 [2020-12-09 18:52:44,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 [2020-12-09 18:52:44,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && fwreceiver == 0bv32) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 0bv32 == \result) && 2bv32 == rjh) && handle == 1bv32) || (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) [2020-12-09 18:52:44,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(client, 4294967294bv32)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && 0bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && handle == 1bv32) || (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) [2020-12-09 18:52:44,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || ((((((((((2bv32 == __ste_email_to0 && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 0bv32 == \result) && 2bv32 == rjh) && handle == 1bv32) [2020-12-09 18:52:44,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && 0bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && handle == 1bv32) [2020-12-09 18:52:44,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,306 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && 0bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) || (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) [2020-12-09 18:52:44,306 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || ((((((((((2bv32 == __ste_email_to0 && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 0bv32 == \result) && 2bv32 == rjh) && handle == 1bv32) [2020-12-09 18:52:44,306 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,306 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && 0bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && handle == 1bv32) [2020-12-09 18:52:44,306 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-09 18:52:44,362 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d2c79b33-6f51-472d-823c-b2a3c7ae788d/bin/utaipan/witness.graphml [2020-12-09 18:52:44,363 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 18:52:44,363 INFO L168 Benchmark]: Toolchain (without parser) took 30220.48 ms. Allocated memory was 58.7 MB in the beginning and 283.1 MB in the end (delta: 224.4 MB). Free memory was 35.6 MB in the beginning and 115.4 MB in the end (delta: -79.8 MB). Peak memory consumption was 144.3 MB. Max. memory is 16.1 GB. [2020-12-09 18:52:44,363 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 58.7 MB. Free memory is still 40.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 18:52:44,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.69 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 35.4 MB in the beginning and 49.9 MB in the end (delta: -14.5 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2020-12-09 18:52:44,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.70 ms. Allocated memory is still 75.5 MB. Free memory was 49.9 MB in the beginning and 44.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 18:52:44,364 INFO L168 Benchmark]: Boogie Preprocessor took 60.13 ms. Allocated memory is still 75.5 MB. Free memory was 44.5 MB in the beginning and 40.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 18:52:44,364 INFO L168 Benchmark]: RCFGBuilder took 2230.84 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 40.2 MB in the beginning and 41.5 MB in the end (delta: -1.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. [2020-12-09 18:52:44,365 INFO L168 Benchmark]: TraceAbstraction took 27134.80 ms. Allocated memory was 92.3 MB in the beginning and 283.1 MB in the end (delta: 190.8 MB). Free memory was 40.9 MB in the beginning and 133.2 MB in the end (delta: -92.3 MB). Peak memory consumption was 161.2 MB. Max. memory is 16.1 GB. [2020-12-09 18:52:44,365 INFO L168 Benchmark]: Witness Printer took 111.11 ms. Allocated memory is still 283.1 MB. Free memory was 133.2 MB in the beginning and 115.4 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-09 18:52:44,366 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 58.7 MB. Free memory is still 40.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 596.69 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 35.4 MB in the beginning and 49.9 MB in the end (delta: -14.5 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.70 ms. Allocated memory is still 75.5 MB. Free memory was 49.9 MB in the beginning and 44.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.13 ms. Allocated memory is still 75.5 MB. Free memory was 44.5 MB in the beginning and 40.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2230.84 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 40.2 MB in the beginning and 41.5 MB in the end (delta: -1.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 27134.80 ms. Allocated memory was 92.3 MB in the beginning and 283.1 MB in the end (delta: 190.8 MB). Free memory was 40.9 MB in the beginning and 133.2 MB in the end (delta: -92.3 MB). Peak memory consumption was 161.2 MB. Max. memory is 16.1 GB. * Witness Printer took 111.11 ms. Allocated memory is still 283.1 MB. Free memory was 133.2 MB in the beginning and 115.4 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 112]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 112]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 2546]: Loop Invariant Derived loop invariant: ((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: ((((((2bv32 == value && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1401]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1412]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1379]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1390]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 2546]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && 0bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && handle == 1bv32) - InvariantResult [Line: 1365]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) - InvariantResult [Line: 1343]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1456]: Loop Invariant Derived loop invariant: (((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 2499]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && 0bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) || (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1354]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1318]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1332]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 2499]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) || ((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && handle == 1bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32) - InvariantResult [Line: 1456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1484]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0bv32 == __ste_client_forwardReceiver1 && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 2064]: Loop Invariant Derived loop invariant: (((((((((((2bv32 == value && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && 2bv32 == rjh) && handle == 1bv32) && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 2064]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || ((((((((((2bv32 == __ste_email_to0 && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 0bv32 == \result) && 2bv32 == rjh) && handle == 1bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == __ste_client_forwardReceiver1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((((((((2bv32 == value && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && 2bv32 == rjh) && handle == 1bv32) && 1bv32 == \result) && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || ((((((((((2bv32 == __ste_email_to0 && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 0bv32 == \result) && 2bv32 == rjh) && handle == 1bv32) - InvariantResult [Line: 1299]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1484]: Loop Invariant Derived loop invariant: (((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1307]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((2bv32 == value && 0bv32 == ~bvadd64(client, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && 2bv32 == rjh) && handle == 1bv32) && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && ~bvadd64(client, 4294967294bv32) == 0bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1484]: Loop Invariant Derived loop invariant: (((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1484]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(client, 4294967294bv32)) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && 0bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && handle == 1bv32) || (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) - InvariantResult [Line: 961]: Loop Invariant Derived loop invariant: ((((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 961]: Loop Invariant Derived loop invariant: (((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && 1bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 961]: Loop Invariant Derived loop invariant: ((((((((((1bv32 == \result && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && fwreceiver == 0bv32) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 0bv32 == \result) && 2bv32 == rjh) && handle == 1bv32) || (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0bv32 == __ste_client_forwardReceiver1 && 3bv32 == handle) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 961]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == __ste_client_forwardReceiver1 && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1298]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0bv32 == __ste_client_forwardReceiver1 && 2bv32 == handle) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(to, 4294967294bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1502]: Loop Invariant Derived loop invariant: (((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: ((0bv32 == __ste_client_forwardReceiver1 && 3bv32 == handle) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: ((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || (((((((((1bv32 == \result && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == __ste_client_forwardReceiver1) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && ~bvadd64(client, 4294967294bv32) == 0bv32) && 0bv32 == \result) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && handle == 1bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((3bv32 == handle && op2 == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 162 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.1s, OverallIterations: 15, TraceHistogramMax: 2, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3937 SDtfs, 6427 SDslu, 7004 SDs, 0 SdLazy, 527 SolverSat, 88 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1384 GetRequests, 1275 SyntacticMatches, 0 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2066occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 2444 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 1002 NumberOfFragments, 1860 HoareAnnotationTreeSize, 63 FomulaSimplifications, 17845694 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 63 FomulaSimplificationsInter, 327080 FormulaSimplificationTreeSizeReductionInter, 6.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1058 NumberOfCodeBlocks, 1058 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 1333 ConstructedInterpolants, 0 QuantifiedInterpolants, 103409 SizeOfPredicates, 74 NumberOfNonLiveVariables, 8658 ConjunctsInSsa, 114 ConjunctsInUnsatCore, 27 InterpolantComputations, 15 PerfectInterpolantSequences, 22/46 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...