./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG --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 c9a35f77051831a79054d5620e487d68dd21285b0cc9c8ae29c469f997bd1ec7 ............................................................................................................................................ 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_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG --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 c9a35f77051831a79054d5620e487d68dd21285b0cc9c8ae29c469f997bd1ec7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:54:33,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:54:33,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:54:33,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:54:33,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:54:33,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:54:33,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:54:33,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:54:33,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:54:33,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:54:33,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:54:33,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:54:33,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:54:33,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:54:33,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:54:33,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:54:33,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:54:33,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:54:33,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:54:33,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:54:33,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:54:33,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:54:33,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:54:33,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:54:33,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:54:33,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:54:33,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:54:33,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:54:33,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:54:33,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:54:33,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:54:33,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:54:33,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:54:33,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:54:33,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:54:33,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:54:33,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:54:33,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:54:33,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:54:33,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:54:33,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:54:33,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 04:54:33,697 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:54:33,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:54:33,699 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:54:33,700 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:54:33,700 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:54:33,700 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:54:33,700 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:54:33,700 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:54:33,701 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:54:33,701 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:54:33,702 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:54:33,702 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:54:33,702 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:54:33,703 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:54:33,703 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:54:33,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:54:33,704 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:54:33,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:54:33,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:54:33,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:54:33,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:54:33,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:54:33,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:54:33,706 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:54:33,706 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:54:33,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:54:33,706 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:54:33,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:54:33,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:54:33,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:54:33,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:54:33,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:54:33,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:54:33,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:54:33,710 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:54:33,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:54:33,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:54:33,711 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:54:33,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:54:33,711 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_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9a35f77051831a79054d5620e487d68dd21285b0cc9c8ae29c469f997bd1ec7 [2021-10-29 04:54:34,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:54:34,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:54:34,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:54:34,045 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:54:34,045 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:54:34,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/email_spec11_product10.cil.c [2021-10-29 04:54:34,124 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/data/2e5d51106/ed05547e12de4739a42259328f802b80/FLAG0c19452cf [2021-10-29 04:54:34,727 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:54:34,727 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/sv-benchmarks/c/product-lines/email_spec11_product10.cil.c [2021-10-29 04:54:34,747 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/data/2e5d51106/ed05547e12de4739a42259328f802b80/FLAG0c19452cf [2021-10-29 04:54:34,971 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/data/2e5d51106/ed05547e12de4739a42259328f802b80 [2021-10-29 04:54:34,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:54:34,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:54:34,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:54:34,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:54:34,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:54:34,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:54:34" (1/1) ... [2021-10-29 04:54:34,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f5d63d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:34, skipping insertion in model container [2021-10-29 04:54:34,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:54:34" (1/1) ... [2021-10-29 04:54:34,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:54:35,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:54:35,685 WARN L228 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_8d1b689f-2149-471f-9806-9944c6b4ecc3/sv-benchmarks/c/product-lines/email_spec11_product10.cil.c[53446,53459] [2021-10-29 04:54:35,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:35,736 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) [2021-10-29 04:54:35,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f76b0ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:35, skipping insertion in model container [2021-10-29 04:54:35,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:54:35,737 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:54:35,739 INFO L168 Benchmark]: Toolchain (without parser) took 762.45 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 70.6 MB in the beginning and 104.4 MB in the end (delta: -33.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:35,741 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 104.9 MB. Free memory is still 60.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:54:35,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.96 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 70.3 MB in the beginning and 104.4 MB in the end (delta: -34.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:35,746 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 104.9 MB. Free memory is still 60.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 759.96 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 70.3 MB in the beginning and 104.4 MB in the end (delta: -34.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1996]: 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 0.2.1-dev-b2eff8b [2021-10-29 04:54:37,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:54:37,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:54:37,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:54:37,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:54:37,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:54:37,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:54:37,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:54:37,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:54:38,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:54:38,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:54:38,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:54:38,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:54:38,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:54:38,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:54:38,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:54:38,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:54:38,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:54:38,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:54:38,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:54:38,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:54:38,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:54:38,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:54:38,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:54:38,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:54:38,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:54:38,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:54:38,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:54:38,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:54:38,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:54:38,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:54:38,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:54:38,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:54:38,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:54:38,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:54:38,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:54:38,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:54:38,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:54:38,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:54:38,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:54:38,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:54:38,068 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 04:54:38,114 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:54:38,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:54:38,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:54:38,116 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:54:38,116 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:54:38,116 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:54:38,117 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:54:38,117 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:54:38,117 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:54:38,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:54:38,120 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:54:38,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:54:38,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:54:38,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:54:38,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:54:38,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:54:38,121 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:54:38,122 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:54:38,122 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:54:38,122 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:54:38,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:54:38,123 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:54:38,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:54:38,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:54:38,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:54:38,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:54:38,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:54:38,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:54:38,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:54:38,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:54:38,125 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:54:38,125 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:54:38,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:54:38,125 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:54:38,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:54:38,126 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_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9a35f77051831a79054d5620e487d68dd21285b0cc9c8ae29c469f997bd1ec7 [2021-10-29 04:54:38,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:54:38,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:54:38,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:54:38,525 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:54:38,525 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:54:38,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/email_spec11_product10.cil.c [2021-10-29 04:54:38,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/data/8ee2acf10/4c99fb4b9f9d4fd589e1560ec3f3ebd7/FLAGb63f33e9f [2021-10-29 04:54:39,217 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:54:39,218 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/sv-benchmarks/c/product-lines/email_spec11_product10.cil.c [2021-10-29 04:54:39,237 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/data/8ee2acf10/4c99fb4b9f9d4fd589e1560ec3f3ebd7/FLAGb63f33e9f [2021-10-29 04:54:39,429 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/data/8ee2acf10/4c99fb4b9f9d4fd589e1560ec3f3ebd7 [2021-10-29 04:54:39,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:54:39,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:54:39,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:54:39,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:54:39,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:54:39,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cad6bc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39, skipping insertion in model container [2021-10-29 04:54:39,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:54:39,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:54:40,133 WARN L228 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_8d1b689f-2149-471f-9806-9944c6b4ecc3/sv-benchmarks/c/product-lines/email_spec11_product10.cil.c[53446,53459] [2021-10-29 04:54:40,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:40,180 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 04:54:40,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:54:40,369 WARN L228 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_8d1b689f-2149-471f-9806-9944c6b4ecc3/sv-benchmarks/c/product-lines/email_spec11_product10.cil.c[53446,53459] [2021-10-29 04:54:40,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:40,393 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:54:40,501 WARN L228 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_8d1b689f-2149-471f-9806-9944c6b4ecc3/sv-benchmarks/c/product-lines/email_spec11_product10.cil.c[53446,53459] [2021-10-29 04:54:40,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:40,540 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:54:40,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40 WrapperNode [2021-10-29 04:54:40,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:54:40,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:54:40,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:54:40,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:54:40,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (1/1) ... [2021-10-29 04:54:40,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (1/1) ... [2021-10-29 04:54:40,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:54:40,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:54:40,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:54:40,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:54:40,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (1/1) ... [2021-10-29 04:54:40,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (1/1) ... [2021-10-29 04:54:40,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (1/1) ... [2021-10-29 04:54:40,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (1/1) ... [2021-10-29 04:54:40,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (1/1) ... [2021-10-29 04:54:40,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (1/1) ... [2021-10-29 04:54:40,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (1/1) ... [2021-10-29 04:54:40,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:54:40,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:54:40,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:54:40,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:54:40,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (1/1) ... [2021-10-29 04:54:40,815 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:54:40,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:54:40,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 04:54:40,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 04:54:40,898 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-29 04:54:40,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:54:40,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:54:40,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:54:40,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:54:44,065 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:54:44,066 INFO L299 CfgBuilder]: Removed 155 assume(true) statements. [2021-10-29 04:54:44,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:54:44 BoogieIcfgContainer [2021-10-29 04:54:44,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:54:44,070 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 04:54:44,070 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 04:54:44,073 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 04:54:44,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:54:39" (1/3) ... [2021-10-29 04:54:44,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70a5a76a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:54:44, skipping insertion in model container [2021-10-29 04:54:44,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:40" (2/3) ... [2021-10-29 04:54:44,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70a5a76a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:54:44, skipping insertion in model container [2021-10-29 04:54:44,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:54:44" (3/3) ... [2021-10-29 04:54:44,076 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product10.cil.c [2021-10-29 04:54:44,081 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 04:54:44,082 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-29 04:54:44,134 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 04:54:44,140 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 04:54:44,141 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-29 04:54:44,159 INFO L276 IsEmpty]: Start isEmpty. Operand has 162 states, 159 states have (on average 1.6540880503144655) internal successors, (263), 161 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:44,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 04:54:44,167 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:44,167 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:44,168 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:44,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:44,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1164700804, now seen corresponding path program 1 times [2021-10-29 04:54:44,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:44,187 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [622891144] [2021-10-29 04:54:44,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:44,188 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:44,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:44,192 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:44,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 04:54:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:44,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 04:54:44,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:44,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:44,745 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:44,871 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:44,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [622891144] [2021-10-29 04:54:44,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [622891144] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:44,872 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:44,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 04:54:44,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007416628] [2021-10-29 04:54:44,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 04:54:44,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:44,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 04:54:44,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 04:54:44,907 INFO L87 Difference]: Start difference. First operand has 162 states, 159 states have (on average 1.6540880503144655) internal successors, (263), 161 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:44,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:44,963 INFO L93 Difference]: Finished difference Result 273 states and 434 transitions. [2021-10-29 04:54:44,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 04:54:44,965 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-29 04:54:44,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:44,982 INFO L225 Difference]: With dead ends: 273 [2021-10-29 04:54:44,982 INFO L226 Difference]: Without dead ends: 131 [2021-10-29 04:54:44,986 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 04:54:45,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-29 04:54:45,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-10-29 04:54:45,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 129 states have (on average 1.62015503875969) internal successors, (209), 130 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:45,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 209 transitions. [2021-10-29 04:54:45,051 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 209 transitions. Word has length 32 [2021-10-29 04:54:45,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:45,051 INFO L470 AbstractCegarLoop]: Abstraction has 131 states and 209 transitions. [2021-10-29 04:54:45,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 209 transitions. [2021-10-29 04:54:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:54:45,054 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:45,054 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:45,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:45,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:45,276 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:45,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:45,277 INFO L85 PathProgramCache]: Analyzing trace with hash 649551968, now seen corresponding path program 1 times [2021-10-29 04:54:45,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:45,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1385081349] [2021-10-29 04:54:45,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:45,279 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:45,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:45,283 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:45,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 04:54:45,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:45,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 04:54:45,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:45,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:45,763 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:45,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:45,872 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:45,872 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1385081349] [2021-10-29 04:54:45,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1385081349] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:45,872 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:45,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 04:54:45,873 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876120517] [2021-10-29 04:54:45,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:54:45,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:45,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:54:45,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:45,876 INFO L87 Difference]: Start difference. First operand 131 states and 209 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:45,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:45,941 INFO L93 Difference]: Finished difference Result 367 states and 586 transitions. [2021-10-29 04:54:45,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 04:54:45,941 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-29 04:54:45,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:45,944 INFO L225 Difference]: With dead ends: 367 [2021-10-29 04:54:45,945 INFO L226 Difference]: Without dead ends: 247 [2021-10-29 04:54:45,946 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:45,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2021-10-29 04:54:45,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 130. [2021-10-29 04:54:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 128 states have (on average 1.59375) internal successors, (204), 129 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:45,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 204 transitions. [2021-10-29 04:54:45,963 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 204 transitions. Word has length 33 [2021-10-29 04:54:45,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:45,964 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 204 transitions. [2021-10-29 04:54:45,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:45,964 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 204 transitions. [2021-10-29 04:54:45,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 04:54:45,966 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:45,966 INFO L513 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] [2021-10-29 04:54:45,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:46,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:46,184 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:46,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:46,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1644115213, now seen corresponding path program 1 times [2021-10-29 04:54:46,186 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:46,186 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1238335161] [2021-10-29 04:54:46,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:46,186 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:46,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:46,188 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:46,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 04:54:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:46,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 04:54:46,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:46,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:46,686 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:46,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:46,805 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:46,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1238335161] [2021-10-29 04:54:46,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1238335161] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:46,806 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:46,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 04:54:46,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248046665] [2021-10-29 04:54:46,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:54:46,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:46,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:54:46,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:46,814 INFO L87 Difference]: Start difference. First operand 130 states and 204 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:46,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:46,865 INFO L93 Difference]: Finished difference Result 253 states and 398 transitions. [2021-10-29 04:54:46,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 04:54:46,866 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-29 04:54:46,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:46,869 INFO L225 Difference]: With dead ends: 253 [2021-10-29 04:54:46,869 INFO L226 Difference]: Without dead ends: 131 [2021-10-29 04:54:46,871 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:46,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-29 04:54:46,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 130. [2021-10-29 04:54:46,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 128 states have (on average 1.5703125) internal successors, (201), 129 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:46,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 201 transitions. [2021-10-29 04:54:46,906 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 201 transitions. Word has length 35 [2021-10-29 04:54:46,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:46,907 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 201 transitions. [2021-10-29 04:54:46,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:46,908 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 201 transitions. [2021-10-29 04:54:46,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 04:54:46,915 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:46,915 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:46,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:47,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:47,130 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:47,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:47,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1106619438, now seen corresponding path program 1 times [2021-10-29 04:54:47,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:47,134 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [465829070] [2021-10-29 04:54:47,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:47,135 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:47,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:47,137 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:47,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 04:54:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:47,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:47,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:47,573 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:47,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:47,666 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:47,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [465829070] [2021-10-29 04:54:47,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [465829070] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:47,667 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:47,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 04:54:47,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689031351] [2021-10-29 04:54:47,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:54:47,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:47,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:54:47,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:47,669 INFO L87 Difference]: Start difference. First operand 130 states and 201 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:47,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:47,705 INFO L93 Difference]: Finished difference Result 325 states and 506 transitions. [2021-10-29 04:54:47,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 04:54:47,706 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-29 04:54:47,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:47,708 INFO L225 Difference]: With dead ends: 325 [2021-10-29 04:54:47,708 INFO L226 Difference]: Without dead ends: 245 [2021-10-29 04:54:47,709 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:47,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2021-10-29 04:54:47,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 165. [2021-10-29 04:54:47,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 163 states have (on average 1.6196319018404908) internal successors, (264), 164 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:47,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 264 transitions. [2021-10-29 04:54:47,724 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 264 transitions. Word has length 36 [2021-10-29 04:54:47,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:47,725 INFO L470 AbstractCegarLoop]: Abstraction has 165 states and 264 transitions. [2021-10-29 04:54:47,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:47,725 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 264 transitions. [2021-10-29 04:54:47,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 04:54:47,726 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:47,727 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:47,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:47,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:47,944 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:47,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:47,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1119946354, now seen corresponding path program 1 times [2021-10-29 04:54:47,946 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:47,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [266603739] [2021-10-29 04:54:47,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:47,947 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:47,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:47,948 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:47,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 04:54:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:48,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:48,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:48,401 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:48,499 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:48,499 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:48,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [266603739] [2021-10-29 04:54:48,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [266603739] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:48,503 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:48,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 04:54:48,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113826945] [2021-10-29 04:54:48,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:54:48,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:48,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:54:48,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:48,511 INFO L87 Difference]: Start difference. First operand 165 states and 264 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:48,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:48,554 INFO L93 Difference]: Finished difference Result 534 states and 864 transitions. [2021-10-29 04:54:48,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 04:54:48,555 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-10-29 04:54:48,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:48,558 INFO L225 Difference]: With dead ends: 534 [2021-10-29 04:54:48,558 INFO L226 Difference]: Without dead ends: 421 [2021-10-29 04:54:48,559 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:48,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2021-10-29 04:54:48,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 227. [2021-10-29 04:54:48,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 225 states have (on average 1.6844444444444444) internal successors, (379), 226 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 379 transitions. [2021-10-29 04:54:48,608 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 379 transitions. Word has length 46 [2021-10-29 04:54:48,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:48,611 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 379 transitions. [2021-10-29 04:54:48,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:48,611 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 379 transitions. [2021-10-29 04:54:48,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:54:48,612 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:48,613 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:48,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:48,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:48,831 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:48,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:48,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1405177687, now seen corresponding path program 1 times [2021-10-29 04:54:48,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:48,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2076062641] [2021-10-29 04:54:48,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:48,833 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:48,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:48,834 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:48,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 04:54:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:49,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:49,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:49,335 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:49,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:49,449 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:49,450 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2076062641] [2021-10-29 04:54:49,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2076062641] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:49,450 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:49,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 04:54:49,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233642795] [2021-10-29 04:54:49,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 04:54:49,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:49,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 04:54:49,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 04:54:49,452 INFO L87 Difference]: Start difference. First operand 227 states and 379 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:49,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:49,478 INFO L93 Difference]: Finished difference Result 421 states and 680 transitions. [2021-10-29 04:54:49,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:54:49,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-10-29 04:54:49,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:49,481 INFO L225 Difference]: With dead ends: 421 [2021-10-29 04:54:49,481 INFO L226 Difference]: Without dead ends: 279 [2021-10-29 04:54:49,482 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 04:54:49,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2021-10-29 04:54:49,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 199. [2021-10-29 04:54:49,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 197 states have (on average 1.6395939086294415) internal successors, (323), 198 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:49,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 323 transitions. [2021-10-29 04:54:49,507 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 323 transitions. Word has length 48 [2021-10-29 04:54:49,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:49,507 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 323 transitions. [2021-10-29 04:54:49,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:49,508 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 323 transitions. [2021-10-29 04:54:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:54:49,509 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:49,509 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:49,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:49,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:49,724 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:49,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:49,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1760653519, now seen corresponding path program 1 times [2021-10-29 04:54:49,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:49,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [506205425] [2021-10-29 04:54:49,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:49,726 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:49,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:49,727 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:49,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 04:54:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:50,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:50,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:50,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:54:50,262 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:50,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:54:50,387 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:50,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [506205425] [2021-10-29 04:54:50,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [506205425] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:50,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:50,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 04:54:50,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112652583] [2021-10-29 04:54:50,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 04:54:50,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:50,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 04:54:50,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 04:54:50,390 INFO L87 Difference]: Start difference. First operand 199 states and 323 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:50,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:50,424 INFO L93 Difference]: Finished difference Result 505 states and 832 transitions. [2021-10-29 04:54:50,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:54:50,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-10-29 04:54:50,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:50,428 INFO L225 Difference]: With dead ends: 505 [2021-10-29 04:54:50,428 INFO L226 Difference]: Without dead ends: 336 [2021-10-29 04:54:50,429 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 04:54:50,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2021-10-29 04:54:50,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 256. [2021-10-29 04:54:50,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 254 states have (on average 1.669291338582677) internal successors, (424), 255 states have internal predecessors, (424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 424 transitions. [2021-10-29 04:54:50,470 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 424 transitions. Word has length 48 [2021-10-29 04:54:50,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:50,470 INFO L470 AbstractCegarLoop]: Abstraction has 256 states and 424 transitions. [2021-10-29 04:54:50,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:50,471 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 424 transitions. [2021-10-29 04:54:50,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 04:54:50,472 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:50,472 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:50,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:50,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:50,686 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:50,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:50,686 INFO L85 PathProgramCache]: Analyzing trace with hash 178949755, now seen corresponding path program 1 times [2021-10-29 04:54:50,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:50,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [840930630] [2021-10-29 04:54:50,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:50,687 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:50,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:50,690 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:50,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 04:54:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:51,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:54:51,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:51,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:54:51,250 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:54:51,426 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:51,426 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [840930630] [2021-10-29 04:54:51,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [840930630] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:51,427 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:51,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 04:54:51,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602535741] [2021-10-29 04:54:51,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 04:54:51,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:51,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 04:54:51,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 04:54:51,428 INFO L87 Difference]: Start difference. First operand 256 states and 424 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:53,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:53,452 INFO L93 Difference]: Finished difference Result 594 states and 987 transitions. [2021-10-29 04:54:53,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 04:54:53,452 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-10-29 04:54:53,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:53,455 INFO L225 Difference]: With dead ends: 594 [2021-10-29 04:54:53,455 INFO L226 Difference]: Without dead ends: 390 [2021-10-29 04:54:53,456 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 04:54:53,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-10-29 04:54:53,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 253. [2021-10-29 04:54:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 251 states have (on average 1.6414342629482073) internal successors, (412), 252 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:53,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 412 transitions. [2021-10-29 04:54:53,486 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 412 transitions. Word has length 49 [2021-10-29 04:54:53,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:53,487 INFO L470 AbstractCegarLoop]: Abstraction has 253 states and 412 transitions. [2021-10-29 04:54:53,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:53,487 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 412 transitions. [2021-10-29 04:54:53,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 04:54:53,488 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:53,488 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:53,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:53,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:53,702 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:53,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:53,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1139277203, now seen corresponding path program 1 times [2021-10-29 04:54:53,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:53,703 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1629984922] [2021-10-29 04:54:53,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:53,704 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:53,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:53,704 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:53,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 04:54:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:54,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:54:54,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:54,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:54,256 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:54,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:54,438 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:54,438 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1629984922] [2021-10-29 04:54:54,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1629984922] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:54:54,438 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1867443269] [2021-10-29 04:54:54,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:54,439 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 04:54:54,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 04:54:54,441 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 04:54:54,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-10-29 04:54:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:55,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-29 04:54:55,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:55,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:54:55,353 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:55,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:54:55,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1867443269] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:55,656 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 04:54:55,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [5, 5] total 22 [2021-10-29 04:54:55,657 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046692708] [2021-10-29 04:54:55,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-29 04:54:55,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:55,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-29 04:54:55,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2021-10-29 04:54:55,660 INFO L87 Difference]: Start difference. First operand 253 states and 412 transitions. Second operand has 16 states, 16 states have (on average 4.9375) internal successors, (79), 16 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:02,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:55:02,868 INFO L93 Difference]: Finished difference Result 1888 states and 2692 transitions. [2021-10-29 04:55:02,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-10-29 04:55:02,869 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.9375) internal successors, (79), 16 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-10-29 04:55:02,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:55:02,880 INFO L225 Difference]: With dead ends: 1888 [2021-10-29 04:55:02,880 INFO L226 Difference]: Without dead ends: 1829 [2021-10-29 04:55:02,885 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2965 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=2309, Invalid=7993, Unknown=0, NotChecked=0, Total=10302 [2021-10-29 04:55:02,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1829 states. [2021-10-29 04:55:02,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1829 to 364. [2021-10-29 04:55:02,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 362 states have (on average 1.5883977900552486) internal successors, (575), 363 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:02,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 575 transitions. [2021-10-29 04:55:02,939 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 575 transitions. Word has length 49 [2021-10-29 04:55:02,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:55:02,940 INFO L470 AbstractCegarLoop]: Abstraction has 364 states and 575 transitions. [2021-10-29 04:55:02,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.9375) internal successors, (79), 16 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 575 transitions. [2021-10-29 04:55:02,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 04:55:02,942 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:55:02,948 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:55:02,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 04:55:03,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-10-29 04:55:03,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 04:55:03,363 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:55:03,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:55:03,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1822602018, now seen corresponding path program 1 times [2021-10-29 04:55:03,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:55:03,364 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1559016969] [2021-10-29 04:55:03,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:55:03,364 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:55:03,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:55:03,366 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:55:03,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-29 04:55:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:55:03,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:55:03,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:55:03,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:55:03,917 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:55:04,067 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:55:04,067 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:55:04,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1559016969] [2021-10-29 04:55:04,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1559016969] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:55:04,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [387604515] [2021-10-29 04:55:04,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:55:04,068 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 04:55:04,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 04:55:04,069 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 04:55:04,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-10-29 04:55:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:55:04,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 04:55:04,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:55:04,806 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:55:04,806 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:55:04,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:55:04,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [387604515] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:55:04,977 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 04:55:04,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 5] total 11 [2021-10-29 04:55:04,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061019792] [2021-10-29 04:55:04,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 04:55:04,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:55:04,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 04:55:04,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-10-29 04:55:04,979 INFO L87 Difference]: Start difference. First operand 364 states and 575 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:05,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:55:05,233 INFO L93 Difference]: Finished difference Result 1049 states and 1614 transitions. [2021-10-29 04:55:05,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-29 04:55:05,234 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-10-29 04:55:05,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:55:05,240 INFO L225 Difference]: With dead ends: 1049 [2021-10-29 04:55:05,240 INFO L226 Difference]: Without dead ends: 901 [2021-10-29 04:55:05,241 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-10-29 04:55:05,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 901 states. [2021-10-29 04:55:05,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 901 to 603. [2021-10-29 04:55:05,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 603 states, 601 states have (on average 1.584026622296173) internal successors, (952), 602 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:05,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 952 transitions. [2021-10-29 04:55:05,334 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 952 transitions. Word has length 50 [2021-10-29 04:55:05,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:55:05,335 INFO L470 AbstractCegarLoop]: Abstraction has 603 states and 952 transitions. [2021-10-29 04:55:05,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:05,335 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 952 transitions. [2021-10-29 04:55:05,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 04:55:05,336 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:55:05,336 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:55:05,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-29 04:55:05,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2021-10-29 04:55:05,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 04:55:05,751 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:55:05,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:55:05,751 INFO L85 PathProgramCache]: Analyzing trace with hash -499939045, now seen corresponding path program 1 times [2021-10-29 04:55:05,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:55:05,752 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1191255718] [2021-10-29 04:55:05,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:55:05,752 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:55:05,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:55:05,753 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:55:05,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-29 04:55:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:55:06,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:55:06,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:55:06,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:55:06,320 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:55:06,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:55:06,462 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:55:06,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1191255718] [2021-10-29 04:55:06,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1191255718] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:55:06,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [72832267] [2021-10-29 04:55:06,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:55:06,463 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 04:55:06,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 04:55:06,463 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 04:55:06,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-10-29 04:55:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:55:07,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 04:55:07,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:55:07,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:55:07,195 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:55:07,294 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:55:07,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [72832267] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:55:07,294 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 04:55:07,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [5, 5] total 12 [2021-10-29 04:55:07,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436709805] [2021-10-29 04:55:07,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 04:55:07,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:55:07,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 04:55:07,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-10-29 04:55:07,296 INFO L87 Difference]: Start difference. First operand 603 states and 952 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:07,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:55:07,483 INFO L93 Difference]: Finished difference Result 990 states and 1505 transitions. [2021-10-29 04:55:07,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-29 04:55:07,483 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-10-29 04:55:07,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:55:07,493 INFO L225 Difference]: With dead ends: 990 [2021-10-29 04:55:07,493 INFO L226 Difference]: Without dead ends: 677 [2021-10-29 04:55:07,494 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2021-10-29 04:55:07,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2021-10-29 04:55:07,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 566. [2021-10-29 04:55:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 564 states have (on average 1.5833333333333333) internal successors, (893), 565 states have internal predecessors, (893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:07,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 893 transitions. [2021-10-29 04:55:07,577 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 893 transitions. Word has length 50 [2021-10-29 04:55:07,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:55:07,579 INFO L470 AbstractCegarLoop]: Abstraction has 566 states and 893 transitions. [2021-10-29 04:55:07,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:07,579 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 893 transitions. [2021-10-29 04:55:07,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 04:55:07,580 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:55:07,581 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:55:07,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-29 04:55:07,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-10-29 04:55:07,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 04:55:07,994 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:55:07,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:55:07,994 INFO L85 PathProgramCache]: Analyzing trace with hash 679772884, now seen corresponding path program 1 times [2021-10-29 04:55:07,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:55:07,995 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1974331111] [2021-10-29 04:55:07,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:55:07,995 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:55:07,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:55:07,996 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:55:07,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-10-29 04:55:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:55:08,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:55:08,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:55:08,609 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:55:08,609 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:55:08,782 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:55:08,782 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:55:08,782 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1974331111] [2021-10-29 04:55:08,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1974331111] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:55:08,782 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [947705157] [2021-10-29 04:55:08,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:55:08,783 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 04:55:08,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 04:55:08,785 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 04:55:08,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2021-10-29 04:55:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:55:09,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 04:55:09,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:55:09,544 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:55:09,544 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:55:09,653 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:55:09,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [947705157] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:55:09,653 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 04:55:09,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [5, 5] total 13 [2021-10-29 04:55:09,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235243669] [2021-10-29 04:55:09,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-29 04:55:09,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:55:09,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-29 04:55:09,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-10-29 04:55:09,655 INFO L87 Difference]: Start difference. First operand 566 states and 893 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:09,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:55:09,859 INFO L93 Difference]: Finished difference Result 813 states and 1253 transitions. [2021-10-29 04:55:09,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 04:55:09,861 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-10-29 04:55:09,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:55:09,861 INFO L225 Difference]: With dead ends: 813 [2021-10-29 04:55:09,861 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 04:55:09,867 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2021-10-29 04:55:09,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 04:55:09,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 04:55:09,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:09,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 04:55:09,869 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2021-10-29 04:55:09,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:55:09,869 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 04:55:09,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:55:09,870 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 04:55:09,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:55:09,876 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:55:09,877 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:55:09,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-10-29 04:55:10,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2021-10-29 04:55:10,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 04:55:10,297 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 04:55:10,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:10,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:10,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:10,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:10,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:10,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:11,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:11,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:11,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:11,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:11,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:11,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:11,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:12,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:13,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:14,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:55:22,190 INFO L857 garLoopResultBuilder]: For program point L1918(lines 1918 1922) no Hoare annotation was computed. [2021-10-29 04:55:22,191 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 2359) no Hoare annotation was computed. [2021-10-29 04:55:22,191 INFO L857 garLoopResultBuilder]: For program point L1522(lines 1522 1533) no Hoare annotation was computed. [2021-10-29 04:55:22,191 INFO L857 garLoopResultBuilder]: For program point L1522-1(lines 1522 1533) no Hoare annotation was computed. [2021-10-29 04:55:22,191 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1072) no Hoare annotation was computed. [2021-10-29 04:55:22,191 INFO L857 garLoopResultBuilder]: For program point L1820(lines 1820 1957) no Hoare annotation was computed. [2021-10-29 04:55:22,192 INFO L860 garLoopResultBuilder]: At program point L2481(lines 2463 2483) the Hoare annotation is: true [2021-10-29 04:55:22,192 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 176) no Hoare annotation was computed. [2021-10-29 04:55:22,192 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 170 176) no Hoare annotation was computed. [2021-10-29 04:55:22,192 INFO L857 garLoopResultBuilder]: For program point L170-2(lines 170 176) no Hoare annotation was computed. [2021-10-29 04:55:22,192 INFO L857 garLoopResultBuilder]: For program point L170-3(lines 170 176) no Hoare annotation was computed. [2021-10-29 04:55:22,192 INFO L853 garLoopResultBuilder]: At program point L1855(lines 1845 1955) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,192 INFO L853 garLoopResultBuilder]: At program point L1723(lines 1718 1726) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32))) (.cse2 (= ULTIMATE.start_outgoing_~msg (_ bv1 32))) (.cse3 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse4 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse5 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse6 (= (_ bv2 32) ~rjh~0))) (or (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (not (= ~__ste_email_to0~0 (_ bv1 32))) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-29 04:55:22,192 INFO L857 garLoopResultBuilder]: For program point L2417(lines 2417 2425) no Hoare annotation was computed. [2021-10-29 04:55:22,193 INFO L853 garLoopResultBuilder]: At program point L138(lines 125 143) the Hoare annotation is: (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) (not (= ~__ste_email_to0~0 (_ bv1 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~13 (_ bv1 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,193 INFO L853 garLoopResultBuilder]: At program point L138-1(lines 125 143) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,193 INFO L860 garLoopResultBuilder]: At program point L138-2(lines 125 143) the Hoare annotation is: true [2021-10-29 04:55:22,193 INFO L857 garLoopResultBuilder]: For program point L1063(lines 1063 1071) no Hoare annotation was computed. [2021-10-29 04:55:22,193 INFO L860 garLoopResultBuilder]: At program point L138-3(lines 125 143) the Hoare annotation is: true [2021-10-29 04:55:22,193 INFO L857 garLoopResultBuilder]: For program point L1526(lines 1526 1532) no Hoare annotation was computed. [2021-10-29 04:55:22,193 INFO L857 garLoopResultBuilder]: For program point L1526-1(lines 1526 1532) no Hoare annotation was computed. [2021-10-29 04:55:22,193 INFO L857 garLoopResultBuilder]: For program point L1824(lines 1824 1828) no Hoare annotation was computed. [2021-10-29 04:55:22,194 INFO L853 garLoopResultBuilder]: At program point L1924(lines 1914 1949) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,194 INFO L853 garLoopResultBuilder]: At program point L1891(lines 1878 1952) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,194 INFO L857 garLoopResultBuilder]: For program point L1660(lines 1660 1667) no Hoare annotation was computed. [2021-10-29 04:55:22,194 INFO L853 garLoopResultBuilder]: At program point L1660-1(lines 1 2601) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32))) (.cse2 (= ULTIMATE.start_outgoing_~msg (_ bv1 32))) (.cse3 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse4 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse5 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse6 (= (_ bv2 32) ~rjh~0))) (or (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (not (= ~__ste_email_to0~0 (_ bv1 32))) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-29 04:55:22,194 INFO L857 garLoopResultBuilder]: For program point L1660-2(lines 1660 1667) no Hoare annotation was computed. [2021-10-29 04:55:22,194 INFO L857 garLoopResultBuilder]: For program point L1495(lines 1495 1507) no Hoare annotation was computed. [2021-10-29 04:55:22,194 INFO L857 garLoopResultBuilder]: For program point L1066(lines 1066 1070) no Hoare annotation was computed. [2021-10-29 04:55:22,195 INFO L853 garLoopResultBuilder]: At program point L1066-2(lines 1 2601) the Hoare annotation is: (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) (not (= ~__ste_email_to0~0 (_ bv1 32))) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,195 INFO L853 garLoopResultBuilder]: At program point L175(lines 162 180) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (not (= |ULTIMATE.start_getEmailTo_#res| (_ bv1 32))) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,195 INFO L853 garLoopResultBuilder]: At program point L175-1(lines 162 180) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,195 INFO L853 garLoopResultBuilder]: At program point L175-2(lines 162 180) the Hoare annotation is: (let ((.cse0 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse1 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse2 (= (_ bv2 32) ~rjh~0))) (or (and (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv2 32) |ULTIMATE.start_getEmailTo_#res|) (= ~__ste_client_autoResponse1~0 (_ bv0 32)) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) .cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) .cse1 .cse2))) [2021-10-29 04:55:22,195 INFO L860 garLoopResultBuilder]: At program point L175-3(lines 162 180) the Hoare annotation is: true [2021-10-29 04:55:22,196 INFO L853 garLoopResultBuilder]: At program point L1959(lines 1811 1960) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,196 INFO L857 garLoopResultBuilder]: For program point L1860(lines 1860 1864) no Hoare annotation was computed. [2021-10-29 04:55:22,196 INFO L853 garLoopResultBuilder]: At program point L1531(lines 1514 1537) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,196 INFO L857 garLoopResultBuilder]: For program point L1498(lines 1498 1506) no Hoare annotation was computed. [2021-10-29 04:55:22,196 INFO L853 garLoopResultBuilder]: At program point L1531-1(lines 1514 1537) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32))) (.cse2 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse4 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse5 (= (_ bv2 32) ~rjh~0))) (or (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (not (= ~__ste_email_to0~0 (_ bv1 32))) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-10-29 04:55:22,196 INFO L857 garLoopResultBuilder]: For program point L1036(lines 1036 1052) no Hoare annotation was computed. [2021-10-29 04:55:22,197 INFO L857 garLoopResultBuilder]: For program point L1036-1(lines 1036 1052) no Hoare annotation was computed. [2021-10-29 04:55:22,197 INFO L857 garLoopResultBuilder]: For program point L1929(lines 1929 1933) no Hoare annotation was computed. [2021-10-29 04:55:22,197 INFO L857 garLoopResultBuilder]: For program point L1896(lines 1896 1900) no Hoare annotation was computed. [2021-10-29 04:55:22,197 INFO L853 garLoopResultBuilder]: At program point L1830(lines 1820 1957) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,197 INFO L853 garLoopResultBuilder]: At program point L2590(lines 1 2601) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (not (= (_ bv1 32) ~rjh~0)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2021-10-29 04:55:22,197 INFO L857 garLoopResultBuilder]: For program point L2359-1(line 2359) no Hoare annotation was computed. [2021-10-29 04:55:22,197 INFO L857 garLoopResultBuilder]: For program point L2359(line 2359) no Hoare annotation was computed. [2021-10-29 04:55:22,197 INFO L853 garLoopResultBuilder]: At program point L1732(lines 1727 1735) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32))) (.cse2 (= ULTIMATE.start_outgoing_~msg (_ bv1 32))) (.cse3 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse4 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse5 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse6 (= (_ bv2 32) ~rjh~0))) (or (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (not (= ~__ste_email_to0~0 (_ bv1 32))) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-29 04:55:22,197 INFO L857 garLoopResultBuilder]: For program point L1501(lines 1501 1505) no Hoare annotation was computed. [2021-10-29 04:55:22,197 INFO L853 garLoopResultBuilder]: At program point L1501-2(lines 1 2601) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,198 INFO L853 garLoopResultBuilder]: At program point L2360(lines 2336 2353) the Hoare annotation is: (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) (not (= ~__ste_email_to0~0 (_ bv1 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~13 (_ bv1 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,198 INFO L860 garLoopResultBuilder]: At program point L2360-1(lines 2336 2353) the Hoare annotation is: true [2021-10-29 04:55:22,198 INFO L853 garLoopResultBuilder]: At program point L2460(lines 2440 2462) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32)) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,198 INFO L857 garLoopResultBuilder]: For program point L148(lines 148 156) no Hoare annotation was computed. [2021-10-29 04:55:22,198 INFO L857 garLoopResultBuilder]: For program point L148-2(lines 148 156) no Hoare annotation was computed. [2021-10-29 04:55:22,198 INFO L857 garLoopResultBuilder]: For program point L1040(lines 1040 1051) no Hoare annotation was computed. [2021-10-29 04:55:22,198 INFO L857 garLoopResultBuilder]: For program point L148-4(lines 148 156) no Hoare annotation was computed. [2021-10-29 04:55:22,199 INFO L857 garLoopResultBuilder]: For program point L1040-1(lines 1040 1051) no Hoare annotation was computed. [2021-10-29 04:55:22,199 INFO L853 garLoopResultBuilder]: At program point L1866(lines 1856 1954) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,199 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1487) no Hoare annotation was computed. [2021-10-29 04:55:22,199 INFO L857 garLoopResultBuilder]: For program point L1471-1(lines 1471 1487) no Hoare annotation was computed. [2021-10-29 04:55:22,199 INFO L857 garLoopResultBuilder]: For program point L1835(lines 1835 1842) no Hoare annotation was computed. [2021-10-29 04:55:22,199 INFO L857 garLoopResultBuilder]: For program point L151(lines 151 155) no Hoare annotation was computed. [2021-10-29 04:55:22,200 INFO L853 garLoopResultBuilder]: At program point L151-2(lines 144 159) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,200 INFO L857 garLoopResultBuilder]: For program point L151-3(lines 151 155) no Hoare annotation was computed. [2021-10-29 04:55:22,200 INFO L853 garLoopResultBuilder]: At program point L151-5(lines 144 159) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,200 INFO L857 garLoopResultBuilder]: For program point L151-6(lines 151 155) no Hoare annotation was computed. [2021-10-29 04:55:22,200 INFO L853 garLoopResultBuilder]: At program point L1935(lines 1925 1948) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,201 INFO L853 garLoopResultBuilder]: At program point L151-8(lines 144 159) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32))) (.cse2 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse4 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse5 (= (_ bv2 32) ~rjh~0))) (or (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (not (= ~__ste_email_to0~0 (_ bv1 32))) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-10-29 04:55:22,201 INFO L853 garLoopResultBuilder]: At program point L1902(lines 1892 1951) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,201 INFO L853 garLoopResultBuilder]: At program point L2563(lines 2552 2566) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,201 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 04:55:22,201 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 193) no Hoare annotation was computed. [2021-10-29 04:55:22,201 INFO L857 garLoopResultBuilder]: For program point L185-2(lines 185 193) no Hoare annotation was computed. [2021-10-29 04:55:22,202 INFO L857 garLoopResultBuilder]: For program point L185-4(lines 185 193) no Hoare annotation was computed. [2021-10-29 04:55:22,202 INFO L857 garLoopResultBuilder]: For program point L1044(lines 1044 1050) no Hoare annotation was computed. [2021-10-29 04:55:22,202 INFO L857 garLoopResultBuilder]: For program point L1044-1(lines 1044 1050) no Hoare annotation was computed. [2021-10-29 04:55:22,202 INFO L857 garLoopResultBuilder]: For program point L185-6(lines 185 193) no Hoare annotation was computed. [2021-10-29 04:55:22,202 INFO L857 garLoopResultBuilder]: For program point L185-8(lines 185 193) no Hoare annotation was computed. [2021-10-29 04:55:22,202 INFO L860 garLoopResultBuilder]: At program point L2531-1(lines 2506 2533) the Hoare annotation is: true [2021-10-29 04:55:22,203 INFO L853 garLoopResultBuilder]: At program point L2531(lines 2506 2533) the Hoare annotation is: (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,203 INFO L857 garLoopResultBuilder]: For program point L1871(lines 1871 1875) no Hoare annotation was computed. [2021-10-29 04:55:22,203 INFO L857 garLoopResultBuilder]: For program point L1640(lines 1640 1646) no Hoare annotation was computed. [2021-10-29 04:55:22,203 INFO L853 garLoopResultBuilder]: At program point L2598(lines 2593 2601) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (not (= (_ bv1 32) ~rjh~0)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2021-10-29 04:55:22,203 INFO L853 garLoopResultBuilder]: At program point L1640-1(lines 1632 1649) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32))) (.cse2 (= ULTIMATE.start_outgoing_~msg (_ bv1 32))) (.cse3 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) (.cse4 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse5 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse6 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse7 (= (_ bv2 32) ~rjh~0))) (or (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~13 (_ bv1 32)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (not (= ~__ste_email_to0~0 (_ bv1 32))) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7))) [2021-10-29 04:55:22,204 INFO L857 garLoopResultBuilder]: For program point L1640-2(lines 1640 1646) no Hoare annotation was computed. [2021-10-29 04:55:22,204 INFO L860 garLoopResultBuilder]: At program point L1640-3(lines 1632 1649) the Hoare annotation is: true [2021-10-29 04:55:22,204 INFO L857 garLoopResultBuilder]: For program point L1475(lines 1475 1486) no Hoare annotation was computed. [2021-10-29 04:55:22,204 INFO L857 garLoopResultBuilder]: For program point L1475-1(lines 1475 1486) no Hoare annotation was computed. [2021-10-29 04:55:22,204 INFO L857 garLoopResultBuilder]: For program point L1542(lines 1542 1554) no Hoare annotation was computed. [2021-10-29 04:55:22,204 INFO L857 garLoopResultBuilder]: For program point L1542-2(lines 1542 1554) no Hoare annotation was computed. [2021-10-29 04:55:22,204 INFO L857 garLoopResultBuilder]: For program point L1542-4(lines 1542 1554) no Hoare annotation was computed. [2021-10-29 04:55:22,205 INFO L857 garLoopResultBuilder]: For program point L188(lines 188 192) no Hoare annotation was computed. [2021-10-29 04:55:22,205 INFO L853 garLoopResultBuilder]: At program point L188-2(lines 181 196) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,205 INFO L857 garLoopResultBuilder]: For program point L188-3(lines 188 192) no Hoare annotation was computed. [2021-10-29 04:55:22,205 INFO L853 garLoopResultBuilder]: At program point L188-5(lines 181 196) the Hoare annotation is: (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~13 (_ bv1 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,205 INFO L857 garLoopResultBuilder]: For program point L188-6(lines 188 192) no Hoare annotation was computed. [2021-10-29 04:55:22,206 INFO L853 garLoopResultBuilder]: At program point L188-8(lines 181 196) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,206 INFO L857 garLoopResultBuilder]: For program point L188-9(lines 188 192) no Hoare annotation was computed. [2021-10-29 04:55:22,206 INFO L860 garLoopResultBuilder]: At program point L188-11(lines 181 196) the Hoare annotation is: true [2021-10-29 04:55:22,206 INFO L857 garLoopResultBuilder]: For program point L188-12(lines 188 192) no Hoare annotation was computed. [2021-10-29 04:55:22,206 INFO L860 garLoopResultBuilder]: At program point L188-14(lines 181 196) the Hoare annotation is: true [2021-10-29 04:55:22,206 INFO L857 garLoopResultBuilder]: For program point L1940(lines 1940 1944) no Hoare annotation was computed. [2021-10-29 04:55:22,207 INFO L857 garLoopResultBuilder]: For program point L1907(lines 1907 1911) no Hoare annotation was computed. [2021-10-29 04:55:22,207 INFO L853 garLoopResultBuilder]: At program point L1940-1(lines 1812 1958) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,207 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 04:55:22,207 INFO L853 garLoopResultBuilder]: At program point L1049(lines 1032 1055) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,207 INFO L853 garLoopResultBuilder]: At program point L1049-1(lines 1032 1055) the Hoare annotation is: (let ((.cse0 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse1 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse2 (= (_ bv2 32) ~rjh~0))) (or (and (= |ULTIMATE.start_getClientAutoResponse_#res| (_ bv0 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32)) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) .cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) .cse1 .cse2))) [2021-10-29 04:55:22,208 INFO L857 garLoopResultBuilder]: For program point L1545(lines 1545 1553) no Hoare annotation was computed. [2021-10-29 04:55:22,208 INFO L857 garLoopResultBuilder]: For program point L1545-2(lines 1545 1553) no Hoare annotation was computed. [2021-10-29 04:55:22,208 INFO L857 garLoopResultBuilder]: For program point L1479(lines 1479 1485) no Hoare annotation was computed. [2021-10-29 04:55:22,208 INFO L857 garLoopResultBuilder]: For program point L1479-1(lines 1479 1485) no Hoare annotation was computed. [2021-10-29 04:55:22,208 INFO L857 garLoopResultBuilder]: For program point L1545-4(lines 1545 1553) no Hoare annotation was computed. [2021-10-29 04:55:22,208 INFO L857 garLoopResultBuilder]: For program point L92(lines 92 103) no Hoare annotation was computed. [2021-10-29 04:55:22,209 INFO L857 garLoopResultBuilder]: For program point L92-1(lines 92 103) no Hoare annotation was computed. [2021-10-29 04:55:22,209 INFO L853 garLoopResultBuilder]: At program point L1877(lines 1867 1953) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,209 INFO L853 garLoopResultBuilder]: At program point L1844(lines 1831 1956) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,209 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 04:55:22,209 INFO L857 garLoopResultBuilder]: For program point L1548(lines 1548 1552) no Hoare annotation was computed. [2021-10-29 04:55:22,210 INFO L853 garLoopResultBuilder]: At program point L2539-1(lines 2534 2542) the Hoare annotation is: (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,210 INFO L853 garLoopResultBuilder]: At program point L1548-2(lines 1 2601) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (not (= (_ bv2 32) ULTIMATE.start_setClientId_~handle)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (not (= (_ bv1 32) ~rjh~0)) (= ~__ste_client_autoResponse1~0 (_ bv0 32))) [2021-10-29 04:55:22,210 INFO L853 garLoopResultBuilder]: At program point L2539(lines 2534 2542) the Hoare annotation is: (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) (not (= ~__ste_email_to0~0 (_ bv1 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,210 INFO L857 garLoopResultBuilder]: For program point L1548-3(lines 1548 1552) no Hoare annotation was computed. [2021-10-29 04:55:22,210 INFO L860 garLoopResultBuilder]: At program point L2539-3(lines 2534 2542) the Hoare annotation is: true [2021-10-29 04:55:22,210 INFO L860 garLoopResultBuilder]: At program point L2473-1(lines 2473 2480) the Hoare annotation is: true [2021-10-29 04:55:22,211 INFO L857 garLoopResultBuilder]: For program point L2473(lines 2473 2480) no Hoare annotation was computed. [2021-10-29 04:55:22,211 INFO L853 garLoopResultBuilder]: At program point L2539-2(lines 2534 2542) the Hoare annotation is: (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,211 INFO L853 garLoopResultBuilder]: At program point L1548-5(lines 1 2601) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32)) (= (_ bv2 32) ~rjh~0) (= (_ bv2 32) ULTIMATE.start_setClientId_~handle)) [2021-10-29 04:55:22,211 INFO L857 garLoopResultBuilder]: For program point L1548-6(lines 1548 1552) no Hoare annotation was computed. [2021-10-29 04:55:22,211 INFO L853 garLoopResultBuilder]: At program point L1548-8(lines 1 2601) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~__ste_client_autoResponse1~0 (_ bv0 32)) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,211 INFO L857 garLoopResultBuilder]: For program point L1813(lines 1812 1958) no Hoare annotation was computed. [2021-10-29 04:55:22,212 INFO L853 garLoopResultBuilder]: At program point L1714(lines 1709 1717) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32))) (.cse2 (= ULTIMATE.start_outgoing_~msg (_ bv1 32))) (.cse3 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse4 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse5 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse6 (= (_ bv2 32) ~rjh~0))) (or (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (not (= ~__ste_email_to0~0 (_ bv1 32))) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-29 04:55:22,212 INFO L857 garLoopResultBuilder]: For program point L129(lines 129 140) no Hoare annotation was computed. [2021-10-29 04:55:22,212 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 102) no Hoare annotation was computed. [2021-10-29 04:55:22,212 INFO L857 garLoopResultBuilder]: For program point L129-1(lines 129 140) no Hoare annotation was computed. [2021-10-29 04:55:22,212 INFO L857 garLoopResultBuilder]: For program point L129-2(lines 129 140) no Hoare annotation was computed. [2021-10-29 04:55:22,212 INFO L857 garLoopResultBuilder]: For program point L96-1(lines 96 102) no Hoare annotation was computed. [2021-10-29 04:55:22,213 INFO L857 garLoopResultBuilder]: For program point L129-3(lines 129 140) no Hoare annotation was computed. [2021-10-29 04:55:22,213 INFO L853 garLoopResultBuilder]: At program point L1913(lines 1903 1950) the Hoare annotation is: (let ((.cse0 (not (= ~__ste_email_to0~0 (_ bv1 32)))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse3 (= (_ bv2 32) ~rjh~0))) (or (and (= ULTIMATE.start_test_~op2~0 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 32) ULTIMATE.start_setClientAutoResponse_~handle) .cse2 .cse3))) [2021-10-29 04:55:22,213 INFO L857 garLoopResultBuilder]: For program point L1814(lines 1814 1818) no Hoare annotation was computed. [2021-10-29 04:55:22,213 INFO L853 garLoopResultBuilder]: At program point L1484(lines 1467 1490) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32))) (.cse2 (= ULTIMATE.start_outgoing_~msg (_ bv1 32))) (.cse3 (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32))) (.cse4 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse5 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|)) (.cse6 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse7 (= (_ bv2 32) ~rjh~0))) (or (and (= |ULTIMATE.start_isReadable_#res| (_ bv1 32)) (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~13 (_ bv1 32)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (not (= ~__ste_email_to0~0 (_ bv1 32))) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7))) [2021-10-29 04:55:22,213 INFO L860 garLoopResultBuilder]: At program point L1484-1(lines 1467 1490) the Hoare annotation is: true [2021-10-29 04:55:22,213 INFO L857 garLoopResultBuilder]: For program point L1518(lines 1518 1534) no Hoare annotation was computed. [2021-10-29 04:55:22,214 INFO L857 garLoopResultBuilder]: For program point L1518-1(lines 1518 1534) no Hoare annotation was computed. [2021-10-29 04:55:22,214 INFO L857 garLoopResultBuilder]: For program point L2344(lines 2344 2350) no Hoare annotation was computed. [2021-10-29 04:55:22,214 INFO L857 garLoopResultBuilder]: For program point L2344-2(lines 2344 2350) no Hoare annotation was computed. [2021-10-29 04:55:22,214 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 04:55:22,214 INFO L857 garLoopResultBuilder]: For program point L1882(lines 1882 1889) no Hoare annotation was computed. [2021-10-29 04:55:22,214 INFO L857 garLoopResultBuilder]: For program point L1849(lines 1849 1853) no Hoare annotation was computed. [2021-10-29 04:55:22,214 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2359) no Hoare annotation was computed. [2021-10-29 04:55:22,215 INFO L853 garLoopResultBuilder]: At program point L1619(lines 1 2601) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 (_ bv1 32))) (= (_ bv2 32) ULTIMATE.start_setEmailTo_~value) (not (= ULTIMATE.start_incoming__wrappee__AutoResponder_~client (_ bv1 32))) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (not (= |ULTIMATE.start_getEmailTo_#res| (_ bv1 32))) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,215 INFO L853 garLoopResultBuilder]: At program point L1619-1(lines 1 2601) the Hoare annotation is: (let ((.cse0 (= (_ bv2 32) ULTIMATE.start_createEmail_~to)) (.cse1 (= (_ bv3 32) ULTIMATE.start_setClientId_~handle)) (.cse2 (= (_ bv2 32) ~rjh~0))) (or (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) .cse0 (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) .cse1 .cse2) (and (= (_ bv2 32) ~__ste_email_to0~0) (= (_ bv2 32) |ULTIMATE.start_getEmailTo_#res|) (= ~__ste_client_autoResponse1~0 (_ bv0 32)) .cse0 .cse1 (= ULTIMATE.start_incoming__wrappee__AutoResponder_~client (_ bv2 32)) .cse2))) [2021-10-29 04:55:22,215 INFO L857 garLoopResultBuilder]: For program point L166(lines 166 177) no Hoare annotation was computed. [2021-10-29 04:55:22,215 INFO L857 garLoopResultBuilder]: For program point L133(lines 133 139) no Hoare annotation was computed. [2021-10-29 04:55:22,215 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 166 177) no Hoare annotation was computed. [2021-10-29 04:55:22,216 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2021-10-29 04:55:22,216 INFO L857 garLoopResultBuilder]: For program point L166-2(lines 166 177) no Hoare annotation was computed. [2021-10-29 04:55:22,216 INFO L857 garLoopResultBuilder]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2021-10-29 04:55:22,216 INFO L857 garLoopResultBuilder]: For program point L166-3(lines 166 177) no Hoare annotation was computed. [2021-10-29 04:55:22,216 INFO L857 garLoopResultBuilder]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2021-10-29 04:55:22,216 INFO L853 garLoopResultBuilder]: At program point L101(lines 88 106) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_createEmail_~msg~0 (_ bv1 32)) (= ULTIMATE.start_outgoing_~msg (_ bv1 32)) (= ULTIMATE.start_getEmailTo_~handle (_ bv1 32)) (= (_ bv2 32) ULTIMATE.start_createEmail_~to) (= (_ bv1 32) |ULTIMATE.start_createEmail_#res|) (= (_ bv3 32) ULTIMATE.start_setClientId_~handle) (= (_ bv2 32) ~rjh~0)) [2021-10-29 04:55:22,216 INFO L860 garLoopResultBuilder]: At program point L101-1(lines 88 106) the Hoare annotation is: true [2021-10-29 04:55:22,220 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:55:22,221 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 04:55:22,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:55:22 BoogieIcfgContainer [2021-10-29 04:55:22,263 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 04:55:22,264 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:55:22,264 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:55:22,264 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:55:22,265 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:54:44" (3/4) ... [2021-10-29 04:55:22,268 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:55:22,296 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 84 nodes and edges [2021-10-29 04:55:22,299 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2021-10-29 04:55:22,301 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:55:22,303 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-29 04:55:22,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:55:22,307 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:55:22,334 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && !(1bv32 == rjh)) && __ste_client_autoResponse1 == 0bv32 [2021-10-29 04:55:22,335 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(__ste_email_to0 == 1bv32) && !(2bv32 == handle)) && \result == 1bv32) && !(1bv32 == rjh)) && __ste_client_autoResponse1 == 0bv32 [2021-10-29 04:55:22,335 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && __ste_client_autoResponse1 == 0bv32) && 2bv32 == rjh) && 2bv32 == handle [2021-10-29 04:55:22,335 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && __ste_client_autoResponse1 == 0bv32) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,336 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && __ste_client_autoResponse1 == 0bv32) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,336 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,337 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,337 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,337 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,337 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,337 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,339 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,339 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,339 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,340 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,340 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,340 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,340 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,341 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,341 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,341 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && !(\result == 1bv32)) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && !(client == 1bv32)) && \result == 1bv32) && !(\result == 1bv32)) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1bv32 && tmp == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || ((((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,343 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1bv32 && tmp == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || ((((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,343 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || (((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,343 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1bv32 && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,344 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || (((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,344 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1bv32 && !(__ste_email_to0 == 1bv32)) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,344 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 1bv32 && !(__ste_email_to0 == 1bv32)) && 2bv32 == value) && tmp == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,344 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || (((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,345 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 1bv32 && !(__ste_email_to0 == 1bv32)) && 2bv32 == value) && tmp == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,345 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || (((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,345 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1bv32 && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,346 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 1bv32 && tmp == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,346 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || ((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,346 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1bv32 && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,347 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || ((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,347 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1bv32 && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,347 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2bv32 == __ste_email_to0 && 2bv32 == \result) && __ste_client_autoResponse1 == 0bv32) && 2bv32 == to) && 3bv32 == handle) && 2bv32 == rjh) || (((((\result == 1bv32 && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,347 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,347 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,348 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1bv32 && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || ((((((2bv32 == __ste_email_to0 && 2bv32 == \result) && __ste_client_autoResponse1 == 0bv32) && 2bv32 == to) && 3bv32 == handle) && client == 2bv32) && 2bv32 == rjh) [2021-10-29 04:55:22,348 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0bv32 && __ste_client_autoResponse1 == 0bv32) && 2bv32 == to) && 3bv32 == handle) && 2bv32 == rjh) || (((((\result == 1bv32 && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) [2021-10-29 04:55:22,349 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh [2021-10-29 04:55:22,420 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 04:55:22,421 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:55:22,422 INFO L168 Benchmark]: Toolchain (without parser) took 42987.10 ms. Allocated memory was 60.8 MB in the beginning and 201.3 MB in the end (delta: 140.5 MB). Free memory was 38.3 MB in the beginning and 61.5 MB in the end (delta: -23.2 MB). Peak memory consumption was 118.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:55:22,422 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:55:22,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1106.02 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 38.0 MB in the beginning and 48.5 MB in the end (delta: -10.5 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:55:22,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.37 ms. Allocated memory is still 86.0 MB. Free memory was 48.5 MB in the beginning and 64.8 MB in the end (delta: -16.3 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:55:22,424 INFO L168 Benchmark]: Boogie Preprocessor took 108.49 ms. Allocated memory is still 86.0 MB. Free memory was 64.8 MB in the beginning and 61.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:55:22,424 INFO L168 Benchmark]: RCFGBuilder took 3268.85 ms. Allocated memory is still 86.0 MB. Free memory was 60.6 MB in the beginning and 41.2 MB in the end (delta: 19.5 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:55:22,424 INFO L168 Benchmark]: TraceAbstraction took 38193.40 ms. Allocated memory was 86.0 MB in the beginning and 201.3 MB in the end (delta: 115.3 MB). Free memory was 40.6 MB in the beginning and 79.3 MB in the end (delta: -38.7 MB). Peak memory consumption was 108.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:55:22,425 INFO L168 Benchmark]: Witness Printer took 156.71 ms. Allocated memory is still 201.3 MB. Free memory was 78.3 MB in the beginning and 61.5 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:55:22,427 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1106.02 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 38.0 MB in the beginning and 48.5 MB in the end (delta: -10.5 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 147.37 ms. Allocated memory is still 86.0 MB. Free memory was 48.5 MB in the beginning and 64.8 MB in the end (delta: -16.3 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 108.49 ms. Allocated memory is still 86.0 MB. Free memory was 64.8 MB in the beginning and 61.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3268.85 ms. Allocated memory is still 86.0 MB. Free memory was 60.6 MB in the beginning and 41.2 MB in the end (delta: 19.5 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 38193.40 ms. Allocated memory was 86.0 MB in the beginning and 201.3 MB in the end (delta: 115.3 MB). Free memory was 40.6 MB in the beginning and 79.3 MB in the end (delta: -38.7 MB). Peak memory consumption was 108.5 MB. Max. memory is 16.1 GB. * Witness Printer took 156.71 ms. Allocated memory is still 201.3 MB. Free memory was 78.3 MB in the beginning and 61.5 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 2359]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 2359]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 162 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 38.0s, OverallIterations: 12, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 3181 SDtfs, 8878 SDslu, 5162 SDs, 0 SdLazy, 401 SolverSat, 170 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1513 GetRequests, 1359 SyntacticMatches, 0 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3013 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=603occurred in iteration=10, InterpolantAutomatonStates: 130, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2563 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 431 NumberOfFragments, 1649 HoareAnnotationTreeSize, 63 FomulaSimplifications, 10745537 FormulaSimplificationTreeSizeReduction, 4.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 98710 FormulaSimplificationTreeSizeReductionInter, 7.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 727 NumberOfCodeBlocks, 727 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1422 ConstructedInterpolants, 0 QuantifiedInterpolants, 2350 SizeOfPredicates, 53 NumberOfNonLiveVariables, 6437 ConjunctsInSsa, 87 ConjunctsInUnsatCore, 32 InterpolantComputations, 24 PerfectInterpolantSequences, 114/178 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: (((((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && !(\result == 1bv32)) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && __ste_client_autoResponse1 == 0bv32) && 2bv32 == rjh) && 2bv32 == handle - InvariantResult [Line: 1867]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 1632]: Loop Invariant Derived loop invariant: (((((((((\result == 1bv32 && tmp == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || ((((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 1467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: (((((2bv32 == __ste_email_to0 && 2bv32 == \result) && __ste_client_autoResponse1 == 0bv32) && 2bv32 == to) && 3bv32 == handle) && 2bv32 == rjh) || (((((\result == 1bv32 && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 2534]: Loop Invariant Derived loop invariant: (((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1727]: Loop Invariant Derived loop invariant: (((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || (((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: (((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1914]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((!(__ste_email_to0 == 1bv32) && !(2bv32 == handle)) && \result == 1bv32) && !(1bv32 == rjh)) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 1709]: Loop Invariant Derived loop invariant: (((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || (((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((\result == 1bv32 && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || ((((((2bv32 == __ste_email_to0 && 2bv32 == \result) && __ste_client_autoResponse1 == 0bv32) && 2bv32 == to) && 3bv32 == handle) && client == 2bv32) && 2bv32 == rjh) - InvariantResult [Line: 2506]: Loop Invariant Derived loop invariant: ((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((((((((\result == 1bv32 && tmp == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 2440]: Loop Invariant Derived loop invariant: (((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && __ste_client_autoResponse1 == 0bv32) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1831]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1514]: Loop Invariant Derived loop invariant: (((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1925]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || (((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 1514]: Loop Invariant Derived loop invariant: ((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || ((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2534]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1467]: Loop Invariant Derived loop invariant: (((((((((\result == 1bv32 && tmp == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || ((((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 1812]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 1878]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 2534]: Loop Invariant Derived loop invariant: (((((((((\result == 1bv32 && !(__ste_email_to0 == 1bv32)) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: (((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: ((((((\result == 1bv32 && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 2534]: Loop Invariant Derived loop invariant: ((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 1903]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 2506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: ((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || ((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 1820]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1856]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1032]: Loop Invariant Derived loop invariant: ((((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1892]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: ((((((\result == 1bv32 && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2593]: Loop Invariant Derived loop invariant: ((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && !(1bv32 == rjh)) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: (((((\result == 1bv32 && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (!(__ste_email_to0 == 1bv32) && !(1bv32 == rjh)) && __ste_client_autoResponse1 == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && __ste_client_autoResponse1 == 0bv32) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1032]: Loop Invariant Derived loop invariant: ((((\result == 0bv32 && __ste_client_autoResponse1 == 0bv32) && 2bv32 == to) && 3bv32 == handle) && 2bv32 == rjh) || (((((\result == 1bv32 && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 2336]: Loop Invariant Derived loop invariant: ((((((((((\result == 1bv32 && !(__ste_email_to0 == 1bv32)) && 2bv32 == value) && tmp == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((((((\result == 1bv32 && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2336]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1845]: Loop Invariant Derived loop invariant: ((((op2 == 0bv32 && !(__ste_email_to0 == 1bv32)) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh) || ((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 2bv32 == handle) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && !(client == 1bv32)) && \result == 1bv32) && !(\result == 1bv32)) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1718]: Loop Invariant Derived loop invariant: (((((((\result == 1bv32 && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) || (((((((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: ((((((((((\result == 1bv32 && !(__ste_email_to0 == 1bv32)) && 2bv32 == value) && tmp == 1bv32) && \result == 1bv32) && msg == 1bv32) && msg == 1bv32) && handle == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 1811]: Loop Invariant Derived loop invariant: ((!(__ste_email_to0 == 1bv32) && \result == 1bv32) && 3bv32 == handle) && 2bv32 == rjh - InvariantResult [Line: 2552]: Loop Invariant Derived loop invariant: ((((((!(__ste_email_to0 == 1bv32) && 2bv32 == value) && \result == 1bv32) && msg == 1bv32) && 2bv32 == to) && 1bv32 == \result) && 3bv32 == handle) && 2bv32 == rjh RESULT: Ultimate proved your program to be correct! [2021-10-29 04:55:22,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b689f-2149-471f-9806-9944c6b4ecc3/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...