./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_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6176b82523031a539fb61f992e9d4a2cb26367e3 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6176b82523031a539fb61f992e9d4a2cb26367e3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:26:05,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:05,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:05,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:05,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:05,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:05,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:05,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:05,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:05,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:05,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:05,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:05,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:05,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:05,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:05,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:05,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:05,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:05,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:05,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:05,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:05,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:05,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:05,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:06,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:06,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:06,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:06,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:06,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:06,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:06,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:06,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:06,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:06,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:06,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:06,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:06,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:06,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:06,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:06,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:06,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:06,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:26:06,058 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:06,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:06,060 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:06,060 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:06,060 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:06,060 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:06,060 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:26:06,061 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:06,061 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:06,061 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:26:06,062 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:26:06,062 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:06,062 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:26:06,063 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:26:06,063 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:26:06,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:06,064 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:06,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:26:06,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:06,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:06,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:06,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:06,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:06,065 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:06,065 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:06,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:06,066 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:06,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:06,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:06,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:06,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:06,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:06,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:06,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:06,069 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:26:06,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:26:06,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:06,069 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:06,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:06,070 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6176b82523031a539fb61f992e9d4a2cb26367e3 [2021-10-11 02:26:06,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:06,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:06,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:06,444 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:06,451 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:06,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2021-10-11 02:26:06,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/data/b5c3a2917/a6f4492dc27147a2b0023e9cc5181196/FLAG73a87a80d [2021-10-11 02:26:07,214 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:07,215 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2021-10-11 02:26:07,237 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/data/b5c3a2917/a6f4492dc27147a2b0023e9cc5181196/FLAG73a87a80d [2021-10-11 02:26:07,420 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/data/b5c3a2917/a6f4492dc27147a2b0023e9cc5181196 [2021-10-11 02:26:07,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:07,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:07,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:07,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:07,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:07,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:07" (1/1) ... [2021-10-11 02:26:07,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3014ce06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:07, skipping insertion in model container [2021-10-11 02:26:07,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:07" (1/1) ... [2021-10-11 02:26:07,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:07,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:07,717 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c[2518,2531] [2021-10-11 02:26:08,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:08,090 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:26:08,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ea34b6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:08, skipping insertion in model container [2021-10-11 02:26:08,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:08,094 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:26:08,096 INFO L168 Benchmark]: Toolchain (without parser) took 670.14 ms. Allocated memory is still 94.4 MB. Free memory was 71.7 MB in the beginning and 48.2 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:08,098 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 77.6 MB. Free memory was 51.5 MB in the beginning and 51.5 MB in the end (delta: 40.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:08,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.63 ms. Allocated memory is still 94.4 MB. Free memory was 71.7 MB in the beginning and 48.2 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:08,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 77.6 MB. Free memory was 51.5 MB in the beginning and 51.5 MB in the end (delta: 40.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 667.63 ms. Allocated memory is still 94.4 MB. Free memory was 71.7 MB in the beginning and 48.2 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.1 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 [2021-10-11 02:26:10,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:10,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:10,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:10,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:10,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:10,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:10,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:10,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:10,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:10,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:10,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:10,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:10,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:10,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:10,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:10,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:10,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:10,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:10,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:10,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:10,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:10,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:10,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:10,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:10,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:10,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:10,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:10,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:10,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:10,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:10,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:10,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:10,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:10,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:10,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:10,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:10,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:10,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:10,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:10,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:10,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:26:10,487 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:10,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:10,488 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:10,488 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:10,489 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:10,489 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:10,489 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:10,489 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:10,490 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:10,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:10,491 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:10,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:10,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:10,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:10,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:10,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:10,492 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:10,492 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:26:10,493 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:26:10,493 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:10,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:10,493 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:10,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:10,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:10,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:26:10,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:10,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:10,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:10,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:10,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:10,496 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:26:10,496 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:10,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:10,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:10,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:10,497 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6176b82523031a539fb61f992e9d4a2cb26367e3 [2021-10-11 02:26:10,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:10,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:10,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:10,892 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:10,892 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:10,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2021-10-11 02:26:10,960 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/data/bbfc2887e/cf13ac3a3e6e41b78a14e35a09245120/FLAGe19e3c123 [2021-10-11 02:26:11,718 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:11,719 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2021-10-11 02:26:11,740 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/data/bbfc2887e/cf13ac3a3e6e41b78a14e35a09245120/FLAGe19e3c123 [2021-10-11 02:26:11,888 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/data/bbfc2887e/cf13ac3a3e6e41b78a14e35a09245120 [2021-10-11 02:26:11,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:11,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:11,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:11,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:11,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:11,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:11" (1/1) ... [2021-10-11 02:26:11,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b8500b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:11, skipping insertion in model container [2021-10-11 02:26:11,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:11" (1/1) ... [2021-10-11 02:26:11,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:12,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:12,234 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c[2518,2531] [2021-10-11 02:26:12,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:12,652 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:26:12,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:12,680 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c[2518,2531] [2021-10-11 02:26:12,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:12,787 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:26:12,812 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c[2518,2531] [2021-10-11 02:26:12,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:12,995 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:26:12,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12 WrapperNode [2021-10-11 02:26:12,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:12,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:12,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:26:12,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:26:13,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (1/1) ... [2021-10-11 02:26:13,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (1/1) ... [2021-10-11 02:26:13,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:13,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:26:13,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:26:13,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:26:13,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (1/1) ... [2021-10-11 02:26:13,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (1/1) ... [2021-10-11 02:26:13,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (1/1) ... [2021-10-11 02:26:13,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (1/1) ... [2021-10-11 02:26:13,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (1/1) ... [2021-10-11 02:26:13,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (1/1) ... [2021-10-11 02:26:13,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (1/1) ... [2021-10-11 02:26:13,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:26:13,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:26:13,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:26:13,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:26:13,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-11 02:26:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:26:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:26:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:26:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:26:16,320 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:26:16,322 INFO L299 CfgBuilder]: Removed 155 assume(true) statements. [2021-10-11 02:26:16,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:16 BoogieIcfgContainer [2021-10-11 02:26:16,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:26:16,326 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:26:16,326 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:26:16,329 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:26:16,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:26:11" (1/3) ... [2021-10-11 02:26:16,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd4fdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:16, skipping insertion in model container [2021-10-11 02:26:16,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12" (2/3) ... [2021-10-11 02:26:16,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd4fdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:16, skipping insertion in model container [2021-10-11 02:26:16,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:16" (3/3) ... [2021-10-11 02:26:16,332 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product10.cil.c [2021-10-11 02:26:16,345 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:26:16,349 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-10-11 02:26:16,359 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-11 02:26:16,395 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:26:16,395 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:26:16,395 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:26:16,395 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:26:16,396 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:26:16,396 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:26:16,396 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:26:16,396 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:26:16,416 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2021-10-11 02:26:16,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:26:16,429 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:16,429 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] [2021-10-11 02:26:16,430 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:16,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:16,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1170669752, now seen corresponding path program 1 times [2021-10-11 02:26:16,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:16,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [940556158] [2021-10-11 02:26:16,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:16,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:26:16,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:16,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:16,929 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:16,930 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [940556158] [2021-10-11 02:26:16,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:16,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:26:16,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810393829] [2021-10-11 02:26:16,939 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:26:16,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:16,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:26:16,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:16,955 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2021-10-11 02:26:17,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:17,024 INFO L93 Difference]: Finished difference Result 273 states and 434 transitions. [2021-10-11 02:26:17,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:26:17,025 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 38 [2021-10-11 02:26:17,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:17,041 INFO L225 Difference]: With dead ends: 273 [2021-10-11 02:26:17,041 INFO L226 Difference]: Without dead ends: 146 [2021-10-11 02:26:17,045 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 [2021-10-11 02:26:17,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2021-10-11 02:26:17,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2021-10-11 02:26:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2021-10-11 02:26:17,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 234 transitions. [2021-10-11 02:26:17,112 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 234 transitions. Word has length 38 [2021-10-11 02:26:17,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:17,113 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 234 transitions. [2021-10-11 02:26:17,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:26:17,113 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 234 transitions. [2021-10-11 02:26:17,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-11 02:26:17,116 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:17,116 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] [2021-10-11 02:26:17,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:26:17,325 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:17,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:17,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1521803372, now seen corresponding path program 1 times [2021-10-11 02:26:17,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:17,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [409194416] [2021-10-11 02:26:17,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:17,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:26:17,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:17,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:17,723 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:17,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [409194416] [2021-10-11 02:26:17,723 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:17,723 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:17,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687755993] [2021-10-11 02:26:17,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:17,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:17,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:17,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:17,727 INFO L87 Difference]: Start difference. First operand 146 states and 234 transitions. Second operand 3 states. [2021-10-11 02:26:17,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:17,790 INFO L93 Difference]: Finished difference Result 411 states and 660 transitions. [2021-10-11 02:26:17,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:17,790 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2021-10-11 02:26:17,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:17,794 INFO L225 Difference]: With dead ends: 411 [2021-10-11 02:26:17,794 INFO L226 Difference]: Without dead ends: 276 [2021-10-11 02:26:17,796 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 [2021-10-11 02:26:17,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-10-11 02:26:17,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 145. [2021-10-11 02:26:17,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2021-10-11 02:26:17,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 230 transitions. [2021-10-11 02:26:17,812 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 230 transitions. Word has length 39 [2021-10-11 02:26:17,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:17,812 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 230 transitions. [2021-10-11 02:26:17,812 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:17,812 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 230 transitions. [2021-10-11 02:26:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-11 02:26:17,814 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:17,814 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] [2021-10-11 02:26:18,029 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:26:18,029 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:18,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:18,030 INFO L82 PathProgramCache]: Analyzing trace with hash 964876999, now seen corresponding path program 1 times [2021-10-11 02:26:18,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:18,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1568326392] [2021-10-11 02:26:18,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:18,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:26:18,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:18,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:18,377 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:18,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1568326392] [2021-10-11 02:26:18,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:18,378 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:18,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877621720] [2021-10-11 02:26:18,378 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:18,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:18,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:18,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:18,379 INFO L87 Difference]: Start difference. First operand 145 states and 230 transitions. Second operand 3 states. [2021-10-11 02:26:18,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:18,431 INFO L93 Difference]: Finished difference Result 276 states and 440 transitions. [2021-10-11 02:26:18,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:18,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2021-10-11 02:26:18,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:18,435 INFO L225 Difference]: With dead ends: 276 [2021-10-11 02:26:18,435 INFO L226 Difference]: Without dead ends: 146 [2021-10-11 02:26:18,439 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 [2021-10-11 02:26:18,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2021-10-11 02:26:18,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 145. [2021-10-11 02:26:18,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2021-10-11 02:26:18,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 227 transitions. [2021-10-11 02:26:18,467 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 227 transitions. Word has length 40 [2021-10-11 02:26:18,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:18,469 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 227 transitions. [2021-10-11 02:26:18,469 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:18,469 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 227 transitions. [2021-10-11 02:26:18,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-11 02:26:18,474 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:18,474 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] [2021-10-11 02:26:18,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:26:18,692 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:18,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:18,693 INFO L82 PathProgramCache]: Analyzing trace with hash -559359774, now seen corresponding path program 1 times [2021-10-11 02:26:18,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:18,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1285103619] [2021-10-11 02:26:18,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:18,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:18,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:19,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:19,047 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:19,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1285103619] [2021-10-11 02:26:19,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:19,048 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:19,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052947035] [2021-10-11 02:26:19,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:19,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:19,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:19,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:19,050 INFO L87 Difference]: Start difference. First operand 145 states and 227 transitions. Second operand 3 states. [2021-10-11 02:26:19,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:19,072 INFO L93 Difference]: Finished difference Result 243 states and 376 transitions. [2021-10-11 02:26:19,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:19,073 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2021-10-11 02:26:19,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:19,076 INFO L225 Difference]: With dead ends: 243 [2021-10-11 02:26:19,076 INFO L226 Difference]: Without dead ends: 148 [2021-10-11 02:26:19,077 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 [2021-10-11 02:26:19,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-10-11 02:26:19,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 147. [2021-10-11 02:26:19,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2021-10-11 02:26:19,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 229 transitions. [2021-10-11 02:26:19,096 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 229 transitions. Word has length 42 [2021-10-11 02:26:19,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:19,099 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 229 transitions. [2021-10-11 02:26:19,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 229 transitions. [2021-10-11 02:26:19,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-11 02:26:19,105 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:19,105 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:19,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:26:19,322 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:19,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:19,323 INFO L82 PathProgramCache]: Analyzing trace with hash 499910929, now seen corresponding path program 1 times [2021-10-11 02:26:19,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:19,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [719822685] [2021-10-11 02:26:19,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:19,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:26:19,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:19,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:19,671 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:26:19,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:19,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [719822685] [2021-10-11 02:26:19,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [468154998] [2021-10-11 02:26:19,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:20,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-11 02:26:20,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:20,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:26:20,232 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:20,232 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:26:20,232 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [4, 4] total 13 [2021-10-11 02:26:20,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956236849] [2021-10-11 02:26:20,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-10-11 02:26:20,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:20,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-11 02:26:20,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:26:20,234 INFO L87 Difference]: Start difference. First operand 147 states and 229 transitions. Second operand 9 states. [2021-10-11 02:26:24,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:24,901 INFO L93 Difference]: Finished difference Result 819 states and 1223 transitions. [2021-10-11 02:26:24,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-11 02:26:24,901 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 47 [2021-10-11 02:26:24,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:24,906 INFO L225 Difference]: With dead ends: 819 [2021-10-11 02:26:24,907 INFO L226 Difference]: Without dead ends: 745 [2021-10-11 02:26:24,909 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=260, Invalid=796, Unknown=0, NotChecked=0, Total=1056 [2021-10-11 02:26:24,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2021-10-11 02:26:24,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 215. [2021-10-11 02:26:24,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2021-10-11 02:26:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 331 transitions. [2021-10-11 02:26:24,938 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 331 transitions. Word has length 47 [2021-10-11 02:26:24,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:24,939 INFO L481 AbstractCegarLoop]: Abstraction has 215 states and 331 transitions. [2021-10-11 02:26:24,940 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-10-11 02:26:24,940 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 331 transitions. [2021-10-11 02:26:24,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-11 02:26:24,942 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:24,943 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] [2021-10-11 02:26:25,349 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt,6 mathsat -unsat_core_generation=3 [2021-10-11 02:26:25,349 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:25,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:25,349 INFO L82 PathProgramCache]: Analyzing trace with hash -1433614264, now seen corresponding path program 1 times [2021-10-11 02:26:25,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:25,350 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [517083212] [2021-10-11 02:26:25,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:25,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:25,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:26:25,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:25,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:25,656 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:26:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:25,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [517083212] [2021-10-11 02:26:25,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1666529098] [2021-10-11 02:26:25,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:26,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-11 02:26:26,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:26,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:26:26,223 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:26,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:26:26,223 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [4, 4] total 13 [2021-10-11 02:26:26,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669037808] [2021-10-11 02:26:26,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-10-11 02:26:26,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:26,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-11 02:26:26,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:26:26,230 INFO L87 Difference]: Start difference. First operand 215 states and 331 transitions. Second operand 9 states. [2021-10-11 02:26:31,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:31,494 INFO L93 Difference]: Finished difference Result 827 states and 1214 transitions. [2021-10-11 02:26:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-11 02:26:31,495 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 48 [2021-10-11 02:26:31,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:31,499 INFO L225 Difference]: With dead ends: 827 [2021-10-11 02:26:31,499 INFO L226 Difference]: Without dead ends: 728 [2021-10-11 02:26:31,500 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=272, Invalid=850, Unknown=0, NotChecked=0, Total=1122 [2021-10-11 02:26:31,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2021-10-11 02:26:31,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 241. [2021-10-11 02:26:31,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2021-10-11 02:26:31,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 367 transitions. [2021-10-11 02:26:31,529 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 367 transitions. Word has length 48 [2021-10-11 02:26:31,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:31,530 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 367 transitions. [2021-10-11 02:26:31,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-10-11 02:26:31,530 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 367 transitions. [2021-10-11 02:26:31,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-11 02:26:31,531 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:31,532 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] [2021-10-11 02:26:31,954 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt,8 mathsat -unsat_core_generation=3 [2021-10-11 02:26:31,954 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:31,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:31,955 INFO L82 PathProgramCache]: Analyzing trace with hash -1851645243, now seen corresponding path program 1 times [2021-10-11 02:26:31,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:31,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2043161887] [2021-10-11 02:26:31,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:32,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:26:32,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:32,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:32,262 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:26:32,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:32,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2043161887] [2021-10-11 02:26:32,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [544578419] [2021-10-11 02:26:32,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:32,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-11 02:26:32,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:32,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:26:32,723 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:32,723 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:26:32,723 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [4, 4] total 10 [2021-10-11 02:26:32,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701080767] [2021-10-11 02:26:32,726 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:26:32,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:32,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:26:32,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-11 02:26:32,729 INFO L87 Difference]: Start difference. First operand 241 states and 367 transitions. Second operand 6 states. [2021-10-11 02:26:32,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:32,910 INFO L93 Difference]: Finished difference Result 422 states and 630 transitions. [2021-10-11 02:26:32,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:26:32,910 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 48 [2021-10-11 02:26:32,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:32,914 INFO L225 Difference]: With dead ends: 422 [2021-10-11 02:26:32,914 INFO L226 Difference]: Without dead ends: 278 [2021-10-11 02:26:32,915 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:26:32,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-10-11 02:26:32,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 222. [2021-10-11 02:26:32,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2021-10-11 02:26:32,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 333 transitions. [2021-10-11 02:26:32,944 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 333 transitions. Word has length 48 [2021-10-11 02:26:32,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:32,944 INFO L481 AbstractCegarLoop]: Abstraction has 222 states and 333 transitions. [2021-10-11 02:26:32,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:26:32,946 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 333 transitions. [2021-10-11 02:26:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-11 02:26:32,948 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:32,948 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:33,372 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3,11 cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:33,372 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:33,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:33,373 INFO L82 PathProgramCache]: Analyzing trace with hash -662360456, now seen corresponding path program 1 times [2021-10-11 02:26:33,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:33,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2082460767] [2021-10-11 02:26:33,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:33,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:26:33,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:33,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:33,654 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:26:33,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:33,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2082460767] [2021-10-11 02:26:33,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1969948025] [2021-10-11 02:26:33,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:33,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:26:33,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:34,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:26:34,028 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:34,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:26:34,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2021-10-11 02:26:34,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467001638] [2021-10-11 02:26:34,029 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:26:34,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:34,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:26:34,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:26:34,030 INFO L87 Difference]: Start difference. First operand 222 states and 333 transitions. Second operand 4 states. [2021-10-11 02:26:34,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:34,132 INFO L93 Difference]: Finished difference Result 367 states and 537 transitions. [2021-10-11 02:26:34,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:26:34,133 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2021-10-11 02:26:34,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:34,135 INFO L225 Difference]: With dead ends: 367 [2021-10-11 02:26:34,135 INFO L226 Difference]: Without dead ends: 278 [2021-10-11 02:26:34,136 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 [2021-10-11 02:26:34,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-10-11 02:26:34,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 194. [2021-10-11 02:26:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2021-10-11 02:26:34,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 287 transitions. [2021-10-11 02:26:34,164 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 287 transitions. Word has length 48 [2021-10-11 02:26:34,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:34,164 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 287 transitions. [2021-10-11 02:26:34,164 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:26:34,185 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 287 transitions. [2021-10-11 02:26:34,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-11 02:26:34,186 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:34,186 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] [2021-10-11 02:26:34,591 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2021-10-11 02:26:34,592 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:34,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:34,592 INFO L82 PathProgramCache]: Analyzing trace with hash -2075432413, now seen corresponding path program 1 times [2021-10-11 02:26:34,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:34,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1345681773] [2021-10-11 02:26:34,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:34,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:26:34,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:34,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:34,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:26:34,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:34,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1345681773] [2021-10-11 02:26:34,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [636244860] [2021-10-11 02:26:34,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:26:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:35,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:26:35,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:35,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:26:35,301 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:35,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:26:35,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2021-10-11 02:26:35,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858634354] [2021-10-11 02:26:35,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:35,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:35,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:35,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:26:35,303 INFO L87 Difference]: Start difference. First operand 194 states and 287 transitions. Second operand 5 states. [2021-10-11 02:26:35,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:35,493 INFO L93 Difference]: Finished difference Result 470 states and 696 transitions. [2021-10-11 02:26:35,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:26:35,493 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2021-10-11 02:26:35,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:35,496 INFO L225 Difference]: With dead ends: 470 [2021-10-11 02:26:35,496 INFO L226 Difference]: Without dead ends: 347 [2021-10-11 02:26:35,497 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:26:35,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2021-10-11 02:26:35,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 308. [2021-10-11 02:26:35,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2021-10-11 02:26:35,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 462 transitions. [2021-10-11 02:26:35,545 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 462 transitions. Word has length 49 [2021-10-11 02:26:35,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:35,545 INFO L481 AbstractCegarLoop]: Abstraction has 308 states and 462 transitions. [2021-10-11 02:26:35,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:35,546 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 462 transitions. [2021-10-11 02:26:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-11 02:26:35,546 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:35,547 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] [2021-10-11 02:26:35,961 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3,15 cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:35,961 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:35,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:35,962 INFO L82 PathProgramCache]: Analyzing trace with hash -350052377, now seen corresponding path program 1 times [2021-10-11 02:26:35,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:35,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1979718826] [2021-10-11 02:26:35,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:26:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:36,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:36,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:36,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:36,274 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:36,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1979718826] [2021-10-11 02:26:36,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:36,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:36,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231928979] [2021-10-11 02:26:36,276 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:36,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:36,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:36,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:36,276 INFO L87 Difference]: Start difference. First operand 308 states and 462 transitions. Second operand 3 states. [2021-10-11 02:26:36,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:36,376 INFO L93 Difference]: Finished difference Result 884 states and 1338 transitions. [2021-10-11 02:26:36,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:36,377 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2021-10-11 02:26:36,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:36,380 INFO L225 Difference]: With dead ends: 884 [2021-10-11 02:26:36,380 INFO L226 Difference]: Without dead ends: 595 [2021-10-11 02:26:36,381 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 [2021-10-11 02:26:36,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2021-10-11 02:26:36,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 372. [2021-10-11 02:26:36,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2021-10-11 02:26:36,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 580 transitions. [2021-10-11 02:26:36,431 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 580 transitions. Word has length 57 [2021-10-11 02:26:36,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:36,431 INFO L481 AbstractCegarLoop]: Abstraction has 372 states and 580 transitions. [2021-10-11 02:26:36,431 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:36,431 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 580 transitions. [2021-10-11 02:26:36,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-11 02:26:36,432 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:36,432 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] [2021-10-11 02:26:36,646 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 mathsat -unsat_core_generation=3 [2021-10-11 02:26:36,646 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:36,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:36,646 INFO L82 PathProgramCache]: Analyzing trace with hash -845239413, now seen corresponding path program 1 times [2021-10-11 02:26:36,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:36,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [463524718] [2021-10-11 02:26:36,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:26:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:36,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:36,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:36,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:36,946 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:36,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [463524718] [2021-10-11 02:26:36,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:36,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:36,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911561304] [2021-10-11 02:26:36,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:36,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:36,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:36,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:36,948 INFO L87 Difference]: Start difference. First operand 372 states and 580 transitions. Second operand 3 states. [2021-10-11 02:26:37,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:37,054 INFO L93 Difference]: Finished difference Result 1058 states and 1660 transitions. [2021-10-11 02:26:37,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:37,054 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2021-10-11 02:26:37,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:37,059 INFO L225 Difference]: With dead ends: 1058 [2021-10-11 02:26:37,059 INFO L226 Difference]: Without dead ends: 705 [2021-10-11 02:26:37,060 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 [2021-10-11 02:26:37,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 705 states. [2021-10-11 02:26:37,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 705 to 482. [2021-10-11 02:26:37,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2021-10-11 02:26:37,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 782 transitions. [2021-10-11 02:26:37,116 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 782 transitions. Word has length 58 [2021-10-11 02:26:37,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:37,117 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 782 transitions. [2021-10-11 02:26:37,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:37,117 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 782 transitions. [2021-10-11 02:26:37,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-11 02:26:37,119 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:37,119 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] [2021-10-11 02:26:37,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 mathsat -unsat_core_generation=3 [2021-10-11 02:26:37,336 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:37,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:37,337 INFO L82 PathProgramCache]: Analyzing trace with hash 1319274569, now seen corresponding path program 1 times [2021-10-11 02:26:37,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:37,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [414979514] [2021-10-11 02:26:37,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:26:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:37,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:37,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:37,646 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:37,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [414979514] [2021-10-11 02:26:37,647 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:37,647 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:37,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296341562] [2021-10-11 02:26:37,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:37,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:37,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:37,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:37,650 INFO L87 Difference]: Start difference. First operand 482 states and 782 transitions. Second operand 3 states. [2021-10-11 02:26:37,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:37,745 INFO L93 Difference]: Finished difference Result 1400 states and 2286 transitions. [2021-10-11 02:26:37,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:37,746 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2021-10-11 02:26:37,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:37,752 INFO L225 Difference]: With dead ends: 1400 [2021-10-11 02:26:37,752 INFO L226 Difference]: Without dead ends: 937 [2021-10-11 02:26:37,753 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 [2021-10-11 02:26:37,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2021-10-11 02:26:37,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 714. [2021-10-11 02:26:37,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 714 states. [2021-10-11 02:26:37,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 1202 transitions. [2021-10-11 02:26:37,830 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 1202 transitions. Word has length 59 [2021-10-11 02:26:37,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:37,830 INFO L481 AbstractCegarLoop]: Abstraction has 714 states and 1202 transitions. [2021-10-11 02:26:37,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:37,831 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1202 transitions. [2021-10-11 02:26:37,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-11 02:26:37,833 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:37,833 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] [2021-10-11 02:26:38,046 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 mathsat -unsat_core_generation=3 [2021-10-11 02:26:38,046 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:38,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:38,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1887492868, now seen corresponding path program 1 times [2021-10-11 02:26:38,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:38,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [631779706] [2021-10-11 02:26:38,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:26:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:38,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:38,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:38,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:38,336 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:38,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [631779706] [2021-10-11 02:26:38,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:38,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:38,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972054107] [2021-10-11 02:26:38,337 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:38,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:38,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:38,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:38,338 INFO L87 Difference]: Start difference. First operand 714 states and 1202 transitions. Second operand 3 states. [2021-10-11 02:26:38,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:38,464 INFO L93 Difference]: Finished difference Result 2088 states and 3530 transitions. [2021-10-11 02:26:38,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:38,465 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2021-10-11 02:26:38,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:38,473 INFO L225 Difference]: With dead ends: 2088 [2021-10-11 02:26:38,474 INFO L226 Difference]: Without dead ends: 1393 [2021-10-11 02:26:38,475 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 [2021-10-11 02:26:38,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1393 states. [2021-10-11 02:26:38,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1393 to 1170. [2021-10-11 02:26:38,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1170 states. [2021-10-11 02:26:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1170 states and 2018 transitions. [2021-10-11 02:26:38,563 INFO L78 Accepts]: Start accepts. Automaton has 1170 states and 2018 transitions. Word has length 60 [2021-10-11 02:26:38,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:38,563 INFO L481 AbstractCegarLoop]: Abstraction has 1170 states and 2018 transitions. [2021-10-11 02:26:38,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:38,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2018 transitions. [2021-10-11 02:26:38,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-11 02:26:38,566 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:38,566 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] [2021-10-11 02:26:38,780 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 mathsat -unsat_core_generation=3 [2021-10-11 02:26:38,780 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:38,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:38,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1583078645, now seen corresponding path program 1 times [2021-10-11 02:26:38,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:38,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1692781276] [2021-10-11 02:26:38,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:26:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:39,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:39,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:39,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:39,157 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:39,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1692781276] [2021-10-11 02:26:39,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:39,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:39,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493830454] [2021-10-11 02:26:39,159 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:39,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:39,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:39,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:39,160 INFO L87 Difference]: Start difference. First operand 1170 states and 2018 transitions. Second operand 3 states. [2021-10-11 02:26:39,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:39,328 INFO L93 Difference]: Finished difference Result 3440 states and 5946 transitions. [2021-10-11 02:26:39,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:39,328 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2021-10-11 02:26:39,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:39,342 INFO L225 Difference]: With dead ends: 3440 [2021-10-11 02:26:39,342 INFO L226 Difference]: Without dead ends: 2289 [2021-10-11 02:26:39,345 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 [2021-10-11 02:26:39,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2289 states. [2021-10-11 02:26:39,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2289 to 2066. [2021-10-11 02:26:39,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2066 states. [2021-10-11 02:26:39,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 2066 states and 3602 transitions. [2021-10-11 02:26:39,492 INFO L78 Accepts]: Start accepts. Automaton has 2066 states and 3602 transitions. Word has length 61 [2021-10-11 02:26:39,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:39,493 INFO L481 AbstractCegarLoop]: Abstraction has 2066 states and 3602 transitions. [2021-10-11 02:26:39,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:39,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 3602 transitions. [2021-10-11 02:26:39,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-11 02:26:39,497 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:39,497 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] [2021-10-11 02:26:39,711 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 mathsat -unsat_core_generation=3 [2021-10-11 02:26:39,711 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:39,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:39,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1787678266, now seen corresponding path program 1 times [2021-10-11 02:26:39,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:39,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [48834272] [2021-10-11 02:26:39,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:26:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:39,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:26:39,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:40,017 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:26:40,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:40,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [48834272] [2021-10-11 02:26:40,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1889053402] [2021-10-11 02:26:40,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:26:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:40,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:26:40,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:26:40,417 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:40,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:26:40,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2021-10-11 02:26:40,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992660985] [2021-10-11 02:26:40,417 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:40,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:40,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:40,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:26:40,418 INFO L87 Difference]: Start difference. First operand 2066 states and 3602 transitions. Second operand 5 states. [2021-10-11 02:26:40,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:40,607 INFO L93 Difference]: Finished difference Result 2130 states and 3696 transitions. [2021-10-11 02:26:40,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:26:40,608 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 62 [2021-10-11 02:26:40,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:40,608 INFO L225 Difference]: With dead ends: 2130 [2021-10-11 02:26:40,608 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:26:40,611 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 [2021-10-11 02:26:40,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:26:40,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:26:40,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:26:40,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:26:40,612 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2021-10-11 02:26:40,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:40,612 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:26:40,612 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:40,613 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:26:40,613 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:26:41,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 mathsat -unsat_core_generation=3,22 cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:41,034 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:26:41,221 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2021-10-11 02:26:41,466 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 90 [2021-10-11 02:26:41,946 WARN L197 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 116 [2021-10-11 02:26:42,273 WARN L197 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 94 [2021-10-11 02:26:42,572 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 78 [2021-10-11 02:26:42,730 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 57 [2021-10-11 02:26:42,959 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 98 [2021-10-11 02:26:43,341 WARN L197 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2021-10-11 02:26:43,575 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 101 [2021-10-11 02:26:43,858 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 101 [2021-10-11 02:26:44,248 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 101 [2021-10-11 02:26:44,499 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2021-10-11 02:26:44,757 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2021-10-11 02:26:45,000 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 92 [2021-10-11 02:26:45,225 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 116 [2021-10-11 02:26:45,398 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2021-10-11 02:26:45,711 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32 [2021-10-11 02:26:46,305 WARN L197 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 41 [2021-10-11 02:26:46,425 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27 [2021-10-11 02:26:47,001 WARN L197 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 24 [2021-10-11 02:26:47,328 WARN L197 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 38 [2021-10-11 02:26:47,548 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2021-10-11 02:26:47,760 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2021-10-11 02:26:48,010 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2021-10-11 02:26:48,203 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2021-10-11 02:26:48,663 WARN L197 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 35 [2021-10-11 02:26:48,868 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2021-10-11 02:26:49,382 WARN L197 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 27 [2021-10-11 02:26:49,900 WARN L197 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 41 [2021-10-11 02:26:50,161 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2021-10-11 02:26:50,627 WARN L197 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 41 [2021-10-11 02:26:50,810 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2021-10-11 02:26:50,991 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2021-10-11 02:26:51,212 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2021-10-11 02:26:51,350 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2021-10-11 02:26:51,790 WARN L197 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 43 [2021-10-11 02:26:52,317 WARN L197 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 27 [2021-10-11 02:26:52,495 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 37 [2021-10-11 02:26:52,969 WARN L197 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 27 [2021-10-11 02:26:53,172 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2021-10-11 02:26:53,579 WARN L197 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 39 [2021-10-11 02:26:54,139 WARN L197 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 24 [2021-10-11 02:26:54,620 WARN L197 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 27 [2021-10-11 02:26:54,779 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 23 [2021-10-11 02:26:55,020 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2021-10-11 02:26:55,193 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 28 [2021-10-11 02:26:55,733 WARN L197 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 38 [2021-10-11 02:26:55,747 INFO L265 CegarLoopResult]: At program point L828(lines 810 830) the Hoare annotation is: true [2021-10-11 02:26:55,748 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 112) no Hoare annotation was computed. [2021-10-11 02:26:55,748 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))) [2021-10-11 02:26:55,748 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))) [2021-10-11 02:26:55,749 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))) [2021-10-11 02:26:55,749 INFO L265 CegarLoopResult]: At program point L1489-3(lines 1484 1492) the Hoare annotation is: true [2021-10-11 02:26:55,749 INFO L262 CegarLoopResult]: For program point L928(lines 928 939) no Hoare annotation was computed. [2021-10-11 02:26:55,749 INFO L262 CegarLoopResult]: For program point L895(lines 895 901) no Hoare annotation was computed. [2021-10-11 02:26:55,749 INFO L262 CegarLoopResult]: For program point L928-1(lines 928 939) no Hoare annotation was computed. [2021-10-11 02:26:55,749 INFO L262 CegarLoopResult]: For program point L928-2(lines 928 939) no Hoare annotation was computed. [2021-10-11 02:26:55,749 INFO L262 CegarLoopResult]: For program point L895-1(lines 895 901) no Hoare annotation was computed. [2021-10-11 02:26:55,750 INFO L262 CegarLoopResult]: For program point L928-3(lines 928 939) no Hoare annotation was computed. [2021-10-11 02:26:55,750 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))) [2021-10-11 02:26:55,750 INFO L262 CegarLoopResult]: For program point L2580(lines 2580 2584) no Hoare annotation was computed. [2021-10-11 02:26:55,750 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))) [2021-10-11 02:26:55,750 INFO L262 CegarLoopResult]: For program point L2580-3(lines 2580 2584) no Hoare annotation was computed. [2021-10-11 02:26:55,750 INFO L262 CegarLoopResult]: For program point L2580-6(lines 2580 2584) no Hoare annotation was computed. [2021-10-11 02:26:55,751 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))) [2021-10-11 02:26:55,751 INFO L262 CegarLoopResult]: For program point L1358(lines 1358 1362) no Hoare annotation was computed. [2021-10-11 02:26:55,751 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))) [2021-10-11 02:26:55,751 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))) [2021-10-11 02:26:55,751 INFO L262 CegarLoopResult]: For program point L764(lines 764 772) no Hoare annotation was computed. [2021-10-11 02:26:55,751 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))) [2021-10-11 02:26:55,751 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))))) [2021-10-11 02:26:55,751 INFO L262 CegarLoopResult]: For program point L601(lines 601 608) no Hoare annotation was computed. [2021-10-11 02:26:55,751 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))) [2021-10-11 02:26:55,751 INFO L262 CegarLoopResult]: For program point L2550(lines 2550 2566) no Hoare annotation was computed. [2021-10-11 02:26:55,751 INFO L262 CegarLoopResult]: For program point L601-2(lines 601 608) no Hoare annotation was computed. [2021-10-11 02:26:55,752 INFO L262 CegarLoopResult]: For program point L2550-1(lines 2550 2566) no Hoare annotation was computed. [2021-10-11 02:26:55,752 INFO L262 CegarLoopResult]: For program point L1427(lines 1427 1431) no Hoare annotation was computed. [2021-10-11 02:26:55,752 INFO L262 CegarLoopResult]: For program point L1394(lines 1394 1398) no Hoare annotation was computed. [2021-10-11 02:26:55,752 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))) [2021-10-11 02:26:55,752 INFO L262 CegarLoopResult]: For program point L965(lines 965 976) no Hoare annotation was computed. [2021-10-11 02:26:55,752 INFO L262 CegarLoopResult]: For program point L932(lines 932 938) no Hoare annotation was computed. [2021-10-11 02:26:55,752 INFO L262 CegarLoopResult]: For program point L965-1(lines 965 976) no Hoare annotation was computed. [2021-10-11 02:26:55,752 INFO L262 CegarLoopResult]: For program point L932-1(lines 932 938) no Hoare annotation was computed. [2021-10-11 02:26:55,753 INFO L262 CegarLoopResult]: For program point L965-2(lines 965 976) no Hoare annotation was computed. [2021-10-11 02:26:55,753 INFO L262 CegarLoopResult]: For program point L932-2(lines 932 938) no Hoare annotation was computed. [2021-10-11 02:26:55,753 INFO L262 CegarLoopResult]: For program point L965-3(lines 965 976) no Hoare annotation was computed. [2021-10-11 02:26:55,753 INFO L262 CegarLoopResult]: For program point L932-3(lines 932 938) no Hoare annotation was computed. [2021-10-11 02:26:55,753 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))) [2021-10-11 02:26:55,753 INFO L265 CegarLoopResult]: At program point L900-1(lines 887 905) the Hoare annotation is: true [2021-10-11 02:26:55,753 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))) [2021-10-11 02:26:55,753 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))) [2021-10-11 02:26:55,753 INFO L262 CegarLoopResult]: For program point L2554(lines 2554 2565) no Hoare annotation was computed. [2021-10-11 02:26:55,754 INFO L262 CegarLoopResult]: For program point L2554-1(lines 2554 2565) no Hoare annotation was computed. [2021-10-11 02:26:55,754 INFO L262 CegarLoopResult]: For program point L2092(lines 2092 2104) no Hoare annotation was computed. [2021-10-11 02:26:55,754 INFO L262 CegarLoopResult]: For program point L969(lines 969 975) no Hoare annotation was computed. [2021-10-11 02:26:55,754 INFO L262 CegarLoopResult]: For program point L969-1(lines 969 975) no Hoare annotation was computed. [2021-10-11 02:26:55,754 INFO L262 CegarLoopResult]: For program point L969-2(lines 969 975) no Hoare annotation was computed. [2021-10-11 02:26:55,754 INFO L262 CegarLoopResult]: For program point L969-3(lines 969 975) no Hoare annotation was computed. [2021-10-11 02:26:55,754 INFO L262 CegarLoopResult]: For program point L1300(lines 1299 1445) no Hoare annotation was computed. [2021-10-11 02:26:55,754 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))) [2021-10-11 02:26:55,754 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))) [2021-10-11 02:26:55,754 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))))) [2021-10-11 02:26:55,755 INFO L265 CegarLoopResult]: At program point L937-3(lines 924 942) the Hoare annotation is: true [2021-10-11 02:26:55,755 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))) [2021-10-11 02:26:55,755 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))) [2021-10-11 02:26:55,755 INFO L262 CegarLoopResult]: For program point L1301(lines 1301 1305) no Hoare annotation was computed. [2021-10-11 02:26:55,755 INFO L262 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2021-10-11 02:26:55,755 INFO L262 CegarLoopResult]: For program point L112-1(line 112) no Hoare annotation was computed. [2021-10-11 02:26:55,755 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))) [2021-10-11 02:26:55,756 INFO L265 CegarLoopResult]: At program point L113-1(lines 119 136) the Hoare annotation is: true [2021-10-11 02:26:55,756 INFO L262 CegarLoopResult]: For program point L2095(lines 2095 2103) no Hoare annotation was computed. [2021-10-11 02:26:55,756 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))) [2021-10-11 02:26:55,756 INFO L262 CegarLoopResult]: For program point L2558(lines 2558 2564) no Hoare annotation was computed. [2021-10-11 02:26:55,756 INFO L262 CegarLoopResult]: For program point L2558-1(lines 2558 2564) no Hoare annotation was computed. [2021-10-11 02:26:55,756 INFO L262 CegarLoopResult]: For program point L1369(lines 1369 1376) no Hoare annotation was computed. [2021-10-11 02:26:55,757 INFO L262 CegarLoopResult]: For program point L1336(lines 1336 1340) no Hoare annotation was computed. [2021-10-11 02:26:55,757 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))) [2021-10-11 02:26:55,757 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))) [2021-10-11 02:26:55,757 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))))) [2021-10-11 02:26:55,758 INFO L265 CegarLoopResult]: At program point L974-3(lines 961 979) the Hoare annotation is: true [2021-10-11 02:26:55,758 INFO L262 CegarLoopResult]: For program point L2527(lines 2527 2539) no Hoare annotation was computed. [2021-10-11 02:26:55,758 INFO L262 CegarLoopResult]: For program point L2098(lines 2098 2102) no Hoare annotation was computed. [2021-10-11 02:26:55,758 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))) [2021-10-11 02:26:55,758 INFO L262 CegarLoopResult]: For program point L1405(lines 1405 1409) no Hoare annotation was computed. [2021-10-11 02:26:55,758 INFO L262 CegarLoopResult]: For program point L1307(lines 1307 1444) no Hoare annotation was computed. [2021-10-11 02:26:55,758 INFO L262 CegarLoopResult]: For program point L581(lines 581 587) no Hoare annotation was computed. [2021-10-11 02:26:55,759 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))) [2021-10-11 02:26:55,759 INFO L262 CegarLoopResult]: For program point L2530(lines 2530 2538) no Hoare annotation was computed. [2021-10-11 02:26:55,759 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))) [2021-10-11 02:26:55,759 INFO L262 CegarLoopResult]: For program point L581-2(lines 581 587) no Hoare annotation was computed. [2021-10-11 02:26:55,759 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))) [2021-10-11 02:26:55,759 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))))) [2021-10-11 02:26:55,759 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:26:55,759 INFO L262 CegarLoopResult]: For program point L2068(lines 2068 2084) no Hoare annotation was computed. [2021-10-11 02:26:55,759 INFO L262 CegarLoopResult]: For program point L2068-1(lines 2068 2084) no Hoare annotation was computed. [2021-10-11 02:26:55,759 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))) [2021-10-11 02:26:55,759 INFO L262 CegarLoopResult]: For program point L947(lines 947 955) no Hoare annotation was computed. [2021-10-11 02:26:55,760 INFO L262 CegarLoopResult]: For program point L947-2(lines 947 955) no Hoare annotation was computed. [2021-10-11 02:26:55,760 INFO L262 CegarLoopResult]: For program point L947-4(lines 947 955) no Hoare annotation was computed. [2021-10-11 02:26:55,760 INFO L262 CegarLoopResult]: For program point L2533(lines 2533 2537) no Hoare annotation was computed. [2021-10-11 02:26:55,760 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))) [2021-10-11 02:26:55,760 INFO L262 CegarLoopResult]: For program point L1311(lines 1311 1315) no Hoare annotation was computed. [2021-10-11 02:26:55,760 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))) [2021-10-11 02:26:55,760 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))) [2021-10-11 02:26:55,760 INFO L262 CegarLoopResult]: For program point L2072(lines 2072 2083) no Hoare annotation was computed. [2021-10-11 02:26:55,760 INFO L262 CegarLoopResult]: For program point L2072-1(lines 2072 2083) no Hoare annotation was computed. [2021-10-11 02:26:55,760 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:26:55,760 INFO L262 CegarLoopResult]: For program point L950(lines 950 954) no Hoare annotation was computed. [2021-10-11 02:26:55,760 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))) [2021-10-11 02:26:55,760 INFO L262 CegarLoopResult]: For program point L950-3(lines 950 954) no Hoare annotation was computed. [2021-10-11 02:26:55,760 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))) [2021-10-11 02:26:55,761 INFO L262 CegarLoopResult]: For program point L950-6(lines 950 954) no Hoare annotation was computed. [2021-10-11 02:26:55,761 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))) [2021-10-11 02:26:55,761 INFO L262 CegarLoopResult]: For program point L2503-1(lines 2503 2519) no Hoare annotation was computed. [2021-10-11 02:26:55,761 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))) [2021-10-11 02:26:55,761 INFO L262 CegarLoopResult]: For program point L2503(lines 2503 2519) no Hoare annotation was computed. [2021-10-11 02:26:55,761 INFO L262 CegarLoopResult]: For program point L1347(lines 1347 1351) no Hoare annotation was computed. [2021-10-11 02:26:55,761 INFO L262 CegarLoopResult]: For program point L984(lines 984 992) no Hoare annotation was computed. [2021-10-11 02:26:55,762 INFO L262 CegarLoopResult]: For program point L984-2(lines 984 992) no Hoare annotation was computed. [2021-10-11 02:26:55,762 INFO L262 CegarLoopResult]: For program point L984-4(lines 984 992) no Hoare annotation was computed. [2021-10-11 02:26:55,762 INFO L262 CegarLoopResult]: For program point L984-6(lines 984 992) no Hoare annotation was computed. [2021-10-11 02:26:55,762 INFO L262 CegarLoopResult]: For program point L984-8(lines 984 992) no Hoare annotation was computed. [2021-10-11 02:26:55,762 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))) [2021-10-11 02:26:55,762 INFO L262 CegarLoopResult]: For program point L820(lines 820 827) no Hoare annotation was computed. [2021-10-11 02:26:55,763 INFO L265 CegarLoopResult]: At program point L820-1(lines 820 827) the Hoare annotation is: true [2021-10-11 02:26:55,763 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))) [2021-10-11 02:26:55,763 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))) [2021-10-11 02:26:55,763 INFO L265 CegarLoopResult]: At program point L1481-1(lines 1456 1483) the Hoare annotation is: true [2021-10-11 02:26:55,763 INFO L262 CegarLoopResult]: For program point L127(lines 127 133) no Hoare annotation was computed. [2021-10-11 02:26:55,763 INFO L262 CegarLoopResult]: For program point L127-2(lines 127 133) no Hoare annotation was computed. [2021-10-11 02:26:55,764 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:26:55,764 INFO L262 CegarLoopResult]: For program point L2076(lines 2076 2082) no Hoare annotation was computed. [2021-10-11 02:26:55,764 INFO L262 CegarLoopResult]: For program point L2076-1(lines 2076 2082) no Hoare annotation was computed. [2021-10-11 02:26:55,764 INFO L262 CegarLoopResult]: For program point L1416(lines 1416 1420) no Hoare annotation was computed. [2021-10-11 02:26:55,764 INFO L262 CegarLoopResult]: For program point L1383(lines 1383 1387) no Hoare annotation was computed. [2021-10-11 02:26:55,764 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))) [2021-10-11 02:26:55,764 INFO L258 CegarLoopResult]: At program point L95(lines 1 2589) the Hoare annotation is: (= (_ bv0 32) ~__ste_client_forwardReceiver1~0) [2021-10-11 02:26:55,765 INFO L262 CegarLoopResult]: For program point L987(lines 987 991) no Hoare annotation was computed. [2021-10-11 02:26:55,765 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))) [2021-10-11 02:26:55,765 INFO L262 CegarLoopResult]: For program point L987-3(lines 987 991) no Hoare annotation was computed. [2021-10-11 02:26:55,765 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))) [2021-10-11 02:26:55,765 INFO L262 CegarLoopResult]: For program point L987-6(lines 987 991) no Hoare annotation was computed. [2021-10-11 02:26:55,766 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))) [2021-10-11 02:26:55,766 INFO L262 CegarLoopResult]: For program point L987-9(lines 987 991) no Hoare annotation was computed. [2021-10-11 02:26:55,766 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))))) [2021-10-11 02:26:55,766 INFO L262 CegarLoopResult]: For program point L987-12(lines 987 991) no Hoare annotation was computed. [2021-10-11 02:26:55,766 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))) [2021-10-11 02:26:55,766 INFO L262 CegarLoopResult]: For program point L2507-1(lines 2507 2518) no Hoare annotation was computed. [2021-10-11 02:26:55,767 INFO L262 CegarLoopResult]: For program point L2507(lines 2507 2518) no Hoare annotation was computed. [2021-10-11 02:26:55,767 INFO L262 CegarLoopResult]: For program point L2574(lines 2574 2586) no Hoare annotation was computed. [2021-10-11 02:26:55,767 INFO L262 CegarLoopResult]: For program point L2574-2(lines 2574 2586) no Hoare annotation was computed. [2021-10-11 02:26:55,767 INFO L262 CegarLoopResult]: For program point L2574-4(lines 2574 2586) no Hoare annotation was computed. [2021-10-11 02:26:55,767 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))) [2021-10-11 02:26:55,767 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))))) [2021-10-11 02:26:55,768 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))) [2021-10-11 02:26:55,768 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:26:55,768 INFO L262 CegarLoopResult]: For program point L891(lines 891 902) no Hoare annotation was computed. [2021-10-11 02:26:55,768 INFO L262 CegarLoopResult]: For program point L891-1(lines 891 902) no Hoare annotation was computed. [2021-10-11 02:26:55,768 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 112) no Hoare annotation was computed. [2021-10-11 02:26:55,769 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))) [2021-10-11 02:26:55,769 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))))) [2021-10-11 02:26:55,769 INFO L262 CegarLoopResult]: For program point L2577(lines 2577 2585) no Hoare annotation was computed. [2021-10-11 02:26:55,769 INFO L262 CegarLoopResult]: For program point L2511-1(lines 2511 2517) no Hoare annotation was computed. [2021-10-11 02:26:55,769 INFO L262 CegarLoopResult]: For program point L2577-2(lines 2577 2585) no Hoare annotation was computed. [2021-10-11 02:26:55,769 INFO L262 CegarLoopResult]: For program point L2511(lines 2511 2517) no Hoare annotation was computed. [2021-10-11 02:26:55,770 INFO L262 CegarLoopResult]: For program point L2577-4(lines 2577 2585) no Hoare annotation was computed. [2021-10-11 02:26:55,770 INFO L262 CegarLoopResult]: For program point L1322(lines 1322 1329) no Hoare annotation was computed. [2021-10-11 02:26:55,770 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))) [2021-10-11 02:26:55,770 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))) [2021-10-11 02:26:55,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:26:55 BoogieIcfgContainer [2021-10-11 02:26:55,817 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:26:55,818 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:26:55,818 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:26:55,818 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:26:55,819 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:16" (3/4) ... [2021-10-11 02:26:55,822 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:26:55,852 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 84 nodes and edges [2021-10-11 02:26:55,854 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2021-10-11 02:26:55,856 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:26:55,858 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-11 02:26:55,860 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:55,862 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:55,890 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0bv32 == __ste_client_forwardReceiver1 && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,891 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0bv32 == __ste_client_forwardReceiver1 && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,891 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == __ste_client_forwardReceiver1 && 2bv32 == handle) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,891 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == __ste_client_forwardReceiver1 && 3bv32 == handle) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,892 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == __ste_client_forwardReceiver1 && 3bv32 == handle) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,892 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,893 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,893 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,893 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,893 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,893 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,894 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,894 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,894 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,894 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,895 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((3bv32 == handle && op2 == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,895 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,895 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,896 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (3bv32 == handle && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,896 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(to, 4294967294bv32) && 3bv32 == handle) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,896 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2bv32 == value && 2bv32 == __ste_email_to0) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,896 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:26:55,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((2bv32 == value && 2bv32 == __ste_email_to0) && 1bv32 == \result) && 0bv32 == ~bvadd64(to, 4294967294bv32)) && 0bv32 == ~bvadd64(msg, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967294bv32)) && 3bv32 == handle) && handle == 1bv32) && ~bvadd64(msg, 4294967295bv32) == 0bv32) && 2bv32 == rjh) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && handle == 1bv32 [2021-10-11 02:26:55,898 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 [2021-10-11 02:26:55,898 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 [2021-10-11 02:26:55,899 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) [2021-10-11 02:26:55,899 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) [2021-10-11 02:26:55,899 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 [2021-10-11 02:26:55,900 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 [2021-10-11 02:26:55,900 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 [2021-10-11 02:26:55,900 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 [2021-10-11 02:26:55,900 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) [2021-10-11 02:26:55,901 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 [2021-10-11 02:26:55,901 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 [2021-10-11 02:26:55,901 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 [2021-10-11 02:26:55,901 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 [2021-10-11 02:26:55,902 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 [2021-10-11 02:26:55,902 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 [2021-10-11 02:26:55,902 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 [2021-10-11 02:26:55,903 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 [2021-10-11 02:26:55,903 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) [2021-10-11 02:26:55,903 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 [2021-10-11 02:26:55,903 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) [2021-10-11 02:26:55,904 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 [2021-10-11 02:26:55,904 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) [2021-10-11 02:26:55,904 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) [2021-10-11 02:26:55,904 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 [2021-10-11 02:26:55,904 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) [2021-10-11 02:26:55,905 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) [2021-10-11 02:26:55,905 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 [2021-10-11 02:26:55,905 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) [2021-10-11 02:26:55,906 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 [2021-10-11 02:26:55,996 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30164f4-4774-4b5d-ad7a-806e135d8f66/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:26:55,996 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:26:55,997 INFO L168 Benchmark]: Toolchain (without parser) took 44104.86 ms. Allocated memory was 62.9 MB in the beginning and 438.3 MB in the end (delta: 375.4 MB). Free memory was 41.8 MB in the beginning and 239.7 MB in the end (delta: -198.0 MB). Peak memory consumption was 176.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:55,997 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:55,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1101.26 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 41.6 MB in the beginning and 41.4 MB in the end (delta: 210.7 kB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:55,998 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.92 ms. Allocated memory is still 81.8 MB. Free memory was 41.4 MB in the beginning and 60.6 MB in the end (delta: -19.2 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:55,999 INFO L168 Benchmark]: Boogie Preprocessor took 93.60 ms. Allocated memory is still 81.8 MB. Free memory was 60.6 MB in the beginning and 56.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:55,999 INFO L168 Benchmark]: RCFGBuilder took 3053.70 ms. Allocated memory was 81.8 MB in the beginning and 113.2 MB in the end (delta: 31.5 MB). Free memory was 56.9 MB in the beginning and 63.6 MB in the end (delta: -6.7 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:56,000 INFO L168 Benchmark]: TraceAbstraction took 39491.37 ms. Allocated memory was 113.2 MB in the beginning and 438.3 MB in the end (delta: 325.1 MB). Free memory was 62.7 MB in the beginning and 257.6 MB in the end (delta: -194.9 MB). Peak memory consumption was 238.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:56,000 INFO L168 Benchmark]: Witness Printer took 177.96 ms. Allocated memory is still 438.3 MB. Free memory was 257.6 MB in the beginning and 239.7 MB in the end (delta: 17.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:56,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1101.26 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 41.6 MB in the beginning and 41.4 MB in the end (delta: 210.7 kB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 178.92 ms. Allocated memory is still 81.8 MB. Free memory was 41.4 MB in the beginning and 60.6 MB in the end (delta: -19.2 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 93.60 ms. Allocated memory is still 81.8 MB. Free memory was 60.6 MB in the beginning and 56.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3053.70 ms. Allocated memory was 81.8 MB in the beginning and 113.2 MB in the end (delta: 31.5 MB). Free memory was 56.9 MB in the beginning and 63.6 MB in the end (delta: -6.7 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 39491.37 ms. Allocated memory was 113.2 MB in the beginning and 438.3 MB in the end (delta: 325.1 MB). Free memory was 62.7 MB in the beginning and 257.6 MB in the end (delta: -194.9 MB). Peak memory consumption was 238.2 MB. Max. memory is 16.1 GB. * Witness Printer took 177.96 ms. Allocated memory is still 438.3 MB. Free memory was 257.6 MB in the beginning and 239.7 MB in the end (delta: 17.8 MB). Peak memory consumption was 16.8 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: 24.6s, OverallIterations: 15, TraceHistogramMax: 2, AutomataDifference: 11.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3937 SDtfs, 6427 SDslu, 7004 SDs, 0 SdLazy, 526 SolverSat, 88 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 8.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1384 GetRequests, 1275 SyntacticMatches, 0 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 1.8s 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: 0.6s AutomataMinimizationTime, 15 MinimizatonAttempts, 2444 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 1002 NumberOfFragments, 1860 HoareAnnotationTreeSize, 63 FomulaSimplifications, 17845694 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 63 FomulaSimplificationsInter, 327080 FormulaSimplificationTreeSizeReductionInter, 10.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.1s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 1.9s 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...