./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 37d163ea1107b8d8c779863871f75115369839f2 ........................................................................................................................................... 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_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 37d163ea1107b8d8c779863871f75115369839f2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:13,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:13,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:13,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:13,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:13,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:13,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:13,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:13,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:13,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:13,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:13,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:13,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:13,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:13,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:13,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:13,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:13,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:13,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:13,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:13,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:13,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:13,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:13,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:13,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:13,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:13,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:13,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:13,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:13,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:13,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:13,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:13,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:13,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:13,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:13,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:13,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:13,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:13,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:13,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:13,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:13,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-11 02:30:13,870 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:13,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:13,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:13,872 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:13,873 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:13,873 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:13,873 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:13,873 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:13,881 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:13,881 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:13,882 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:13,883 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:13,883 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:13,883 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:13,883 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:13,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:13,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:13,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:13,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:13,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:13,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:13,886 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:13,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:13,886 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:13,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:13,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:13,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:13,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:13,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:13,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:13,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:13,890 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:13,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:13,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:13,891 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:13,891 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:13,891 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_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37d163ea1107b8d8c779863871f75115369839f2 [2021-10-11 02:30:14,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:14,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:14,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:14,202 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:14,203 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:14,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2021-10-11 02:30:14,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/data/425bdfeeb/df9033d14a084ae496081b9f263c101e/FLAG76d9b08ab [2021-10-11 02:30:15,081 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:15,081 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2021-10-11 02:30:15,128 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/data/425bdfeeb/df9033d14a084ae496081b9f263c101e/FLAG76d9b08ab [2021-10-11 02:30:15,156 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/data/425bdfeeb/df9033d14a084ae496081b9f263c101e [2021-10-11 02:30:15,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:15,163 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:15,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:15,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:15,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:15,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:15" (1/1) ... [2021-10-11 02:30:15,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da98eb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:15, skipping insertion in model container [2021-10-11 02:30:15,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:15" (1/1) ... [2021-10-11 02:30:15,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:15,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:16,088 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:30:16,089 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:30:16,099 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2021-10-11 02:30:16,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:16,177 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:30:16,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5143d159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:16, skipping insertion in model container [2021-10-11 02:30:16,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:16,179 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:16,181 INFO L168 Benchmark]: Toolchain (without parser) took 1017.24 ms. Allocated memory is still 121.6 MB. Free memory was 78.7 MB in the beginning and 57.1 MB in the end (delta: 21.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:16,182 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 121.6 MB. Free memory was 93.3 MB in the beginning and 93.3 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:16,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1014.03 ms. Allocated memory is still 121.6 MB. Free memory was 78.3 MB in the beginning and 57.1 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:16,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 121.6 MB. Free memory was 93.3 MB in the beginning and 93.3 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1014.03 ms. Allocated memory is still 121.6 MB. Free memory was 78.3 MB in the beginning and 57.1 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5956]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:18,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:18,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:18,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:18,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:18,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:18,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:18,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:18,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:18,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:18,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:18,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:18,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:18,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:18,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:18,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:18,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:18,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:18,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:18,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:18,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:18,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:18,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:18,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:18,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:18,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:18,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:18,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:18,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:18,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:18,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:18,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:18,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:18,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:18,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:18,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:18,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:18,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:18,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:18,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:18,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:18,788 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-11 02:30:18,832 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:18,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:18,833 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:18,834 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:18,834 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:18,834 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:18,834 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:18,835 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:18,835 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:18,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:18,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:18,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:18,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:18,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:18,838 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:18,838 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:18,839 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:18,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:18,839 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:18,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:18,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:18,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:18,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:18,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:18,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:18,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:18,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:18,841 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:18,841 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:18,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:18,842 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:18,842 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:18,842 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_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37d163ea1107b8d8c779863871f75115369839f2 [2021-10-11 02:30:19,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:19,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:19,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:19,274 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:19,276 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:19,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2021-10-11 02:30:19,352 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/data/66926d73d/8b199b6ec7c248888e0721506d3659d2/FLAG7c759086f [2021-10-11 02:30:20,405 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:20,407 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2021-10-11 02:30:20,462 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/data/66926d73d/8b199b6ec7c248888e0721506d3659d2/FLAG7c759086f [2021-10-11 02:30:20,792 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/data/66926d73d/8b199b6ec7c248888e0721506d3659d2 [2021-10-11 02:30:20,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:20,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:20,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:20,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:20,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:20,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:20" (1/1) ... [2021-10-11 02:30:20,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54703c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:20, skipping insertion in model container [2021-10-11 02:30:20,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:20" (1/1) ... [2021-10-11 02:30:20,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:20,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:22,111 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2021-10-11 02:30:22,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:22,240 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:30:22,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:22,583 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2021-10-11 02:30:22,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:22,617 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:30:22,891 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2021-10-11 02:30:22,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:22,996 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:30:22,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22 WrapperNode [2021-10-11 02:30:22,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:22,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:22,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:30:22,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:30:23,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (1/1) ... [2021-10-11 02:30:23,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (1/1) ... [2021-10-11 02:30:23,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:23,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:30:23,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:30:23,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:30:23,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (1/1) ... [2021-10-11 02:30:23,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (1/1) ... [2021-10-11 02:30:23,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (1/1) ... [2021-10-11 02:30:23,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (1/1) ... [2021-10-11 02:30:23,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (1/1) ... [2021-10-11 02:30:23,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (1/1) ... [2021-10-11 02:30:23,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (1/1) ... [2021-10-11 02:30:23,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:30:23,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:30:23,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:30:23,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:30:23,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:30:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-11 02:30:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-11 02:30:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:30:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-11 02:30:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:30:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-11 02:30:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-11 02:30:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:30:23,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:30:24,725 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:30:24,726 INFO L299 CfgBuilder]: Removed 60 assume(true) statements. [2021-10-11 02:30:24,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:24 BoogieIcfgContainer [2021-10-11 02:30:24,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:30:24,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:30:24,731 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:30:24,734 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:30:24,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:30:20" (1/3) ... [2021-10-11 02:30:24,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64858ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:24, skipping insertion in model container [2021-10-11 02:30:24,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:22" (2/3) ... [2021-10-11 02:30:24,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64858ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:24, skipping insertion in model container [2021-10-11 02:30:24,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:24" (3/3) ... [2021-10-11 02:30:24,738 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2021-10-11 02:30:24,767 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:30:24,771 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-10-11 02:30:24,784 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-11 02:30:24,813 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:30:24,813 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:30:24,813 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:30:24,814 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:30:24,814 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:30:24,814 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:30:24,814 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:30:24,814 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:30:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2021-10-11 02:30:24,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:30:24,839 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:24,840 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:24,840 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:24,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:24,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1281190692, now seen corresponding path program 1 times [2021-10-11 02:30:24,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:24,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1574292954] [2021-10-11 02:30:24,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:25,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:30:25,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:25,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:25,353 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:25,354 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1574292954] [2021-10-11 02:30:25,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:25,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:30:25,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351101981] [2021-10-11 02:30:25,360 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:30:25,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:25,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:30:25,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:25,375 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2021-10-11 02:30:25,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:25,399 INFO L93 Difference]: Finished difference Result 134 states and 189 transitions. [2021-10-11 02:30:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:30:25,401 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 26 [2021-10-11 02:30:25,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:25,411 INFO L225 Difference]: With dead ends: 134 [2021-10-11 02:30:25,411 INFO L226 Difference]: Without dead ends: 62 [2021-10-11 02:30:25,414 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:25,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-10-11 02:30:25,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2021-10-11 02:30:25,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2021-10-11 02:30:25,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 83 transitions. [2021-10-11 02:30:25,452 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 83 transitions. Word has length 26 [2021-10-11 02:30:25,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:25,453 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 83 transitions. [2021-10-11 02:30:25,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:30:25,453 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2021-10-11 02:30:25,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:30:25,454 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:25,454 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:25,672 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:30:25,672 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:25,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:25,673 INFO L82 PathProgramCache]: Analyzing trace with hash 2081775912, now seen corresponding path program 1 times [2021-10-11 02:30:25,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:25,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1667866719] [2021-10-11 02:30:25,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:26,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:26,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:26,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:26,413 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:26,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1667866719] [2021-10-11 02:30:26,415 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:26,416 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:26,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588592671] [2021-10-11 02:30:26,418 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:26,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:26,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:26,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:26,424 INFO L87 Difference]: Start difference. First operand 62 states and 83 transitions. Second operand 3 states. [2021-10-11 02:30:26,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:26,470 INFO L93 Difference]: Finished difference Result 114 states and 157 transitions. [2021-10-11 02:30:26,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:26,472 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:30:26,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:26,473 INFO L225 Difference]: With dead ends: 114 [2021-10-11 02:30:26,474 INFO L226 Difference]: Without dead ends: 64 [2021-10-11 02:30:26,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:26,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-10-11 02:30:26,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2021-10-11 02:30:26,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2021-10-11 02:30:26,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 85 transitions. [2021-10-11 02:30:26,488 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 85 transitions. Word has length 26 [2021-10-11 02:30:26,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:26,489 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 85 transitions. [2021-10-11 02:30:26,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:26,490 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2021-10-11 02:30:26,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 02:30:26,491 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:26,491 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:26,693 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:30:26,694 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:26,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:26,695 INFO L82 PathProgramCache]: Analyzing trace with hash -3702486, now seen corresponding path program 1 times [2021-10-11 02:30:26,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:26,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2052678461] [2021-10-11 02:30:26,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:27,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:27,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-11 02:30:27,294 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:27,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-11 02:30:27,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2052678461] [2021-10-11 02:30:27,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1765444271] [2021-10-11 02:30:27,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:27,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:27,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:27,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:30:27,923 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:27,923 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:30:27,923 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4, 4] total 7 [2021-10-11 02:30:27,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844578825] [2021-10-11 02:30:27,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:27,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:27,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:27,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:27,936 INFO L87 Difference]: Start difference. First operand 64 states and 85 transitions. Second operand 3 states. [2021-10-11 02:30:28,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:28,009 INFO L93 Difference]: Finished difference Result 151 states and 211 transitions. [2021-10-11 02:30:28,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:28,010 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2021-10-11 02:30:28,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:28,012 INFO L225 Difference]: With dead ends: 151 [2021-10-11 02:30:28,014 INFO L226 Difference]: Without dead ends: 104 [2021-10-11 02:30:28,015 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:28,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-10-11 02:30:28,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 102. [2021-10-11 02:30:28,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2021-10-11 02:30:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 141 transitions. [2021-10-11 02:30:28,033 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 141 transitions. Word has length 28 [2021-10-11 02:30:28,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:28,034 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 141 transitions. [2021-10-11 02:30:28,034 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:28,035 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 141 transitions. [2021-10-11 02:30:28,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:30:28,037 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:28,038 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:28,460 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3,5 cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:28,460 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:28,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:28,461 INFO L82 PathProgramCache]: Analyzing trace with hash -640084901, now seen corresponding path program 1 times [2021-10-11 02:30:28,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:28,463 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1762731606] [2021-10-11 02:30:28,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:28,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:28,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-11 02:30:29,021 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:29,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-11 02:30:29,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1762731606] [2021-10-11 02:30:29,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1828148448] [2021-10-11 02:30:29,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:29,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:29,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:30:29,680 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:29,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:30:29,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2021-10-11 02:30:29,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663168615] [2021-10-11 02:30:29,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:29,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:29,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:29,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:29,683 INFO L87 Difference]: Start difference. First operand 102 states and 141 transitions. Second operand 3 states. [2021-10-11 02:30:29,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:29,741 INFO L93 Difference]: Finished difference Result 223 states and 316 transitions. [2021-10-11 02:30:29,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:29,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2021-10-11 02:30:29,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:29,744 INFO L225 Difference]: With dead ends: 223 [2021-10-11 02:30:29,745 INFO L226 Difference]: Without dead ends: 140 [2021-10-11 02:30:29,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:29,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-11 02:30:29,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 136. [2021-10-11 02:30:29,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2021-10-11 02:30:29,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 191 transitions. [2021-10-11 02:30:29,783 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 191 transitions. Word has length 37 [2021-10-11 02:30:29,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:29,783 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 191 transitions. [2021-10-11 02:30:29,783 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 191 transitions. [2021-10-11 02:30:29,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-11 02:30:29,786 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:29,786 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:30,187 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt,6 mathsat -unsat_core_generation=3 [2021-10-11 02:30:30,187 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:30,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:30,187 INFO L82 PathProgramCache]: Analyzing trace with hash -441874010, now seen corresponding path program 1 times [2021-10-11 02:30:30,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:30,189 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [396644398] [2021-10-11 02:30:30,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:30,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:30,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:30,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:30,793 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:30,893 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:30,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [396644398] [2021-10-11 02:30:30,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [132296048] [2021-10-11 02:30:30,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:31,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:31,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:31,604 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-10-11 02:30:31,608 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-11 02:30:31,625 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:31,629 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2021-10-11 02:30:31,631 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-11 02:30:31,636 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:31,637 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-11 02:30:31,637 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:45, output treesize:6 [2021-10-11 02:30:31,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-11 02:30:31,679 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:31,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:30:31,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2021-10-11 02:30:31,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3429855] [2021-10-11 02:30:31,680 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:31,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:31,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:31,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:30:31,682 INFO L87 Difference]: Start difference. First operand 136 states and 191 transitions. Second operand 5 states. [2021-10-11 02:30:32,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:32,069 INFO L93 Difference]: Finished difference Result 341 states and 488 transitions. [2021-10-11 02:30:32,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:32,071 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2021-10-11 02:30:32,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:32,074 INFO L225 Difference]: With dead ends: 341 [2021-10-11 02:30:32,074 INFO L226 Difference]: Without dead ends: 224 [2021-10-11 02:30:32,076 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-10-11 02:30:32,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-10-11 02:30:32,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 140. [2021-10-11 02:30:32,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2021-10-11 02:30:32,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 195 transitions. [2021-10-11 02:30:32,093 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 195 transitions. Word has length 48 [2021-10-11 02:30:32,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:32,094 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 195 transitions. [2021-10-11 02:30:32,094 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:32,094 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 195 transitions. [2021-10-11 02:30:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-11 02:30:32,096 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:32,096 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:32,511 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt,8 mathsat -unsat_core_generation=3 [2021-10-11 02:30:32,513 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:32,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:32,514 INFO L82 PathProgramCache]: Analyzing trace with hash -183708572, now seen corresponding path program 1 times [2021-10-11 02:30:32,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:32,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [569523292] [2021-10-11 02:30:32,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:33,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:33,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:33,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:33,109 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:33,219 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:33,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [569523292] [2021-10-11 02:30:33,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1010853891] [2021-10-11 02:30:33,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:33,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:33,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:33,943 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:33,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:34,011 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:34,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670996432] [2021-10-11 02:30:34,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:30:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:34,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:34,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-11 02:30:34,513 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:34,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2021-10-11 02:30:34,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4, 4, 4] total 9 [2021-10-11 02:30:34,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497568535] [2021-10-11 02:30:34,515 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:34,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:34,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:34,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:30:34,520 INFO L87 Difference]: Start difference. First operand 140 states and 195 transitions. Second operand 5 states. [2021-10-11 02:30:34,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:34,662 INFO L93 Difference]: Finished difference Result 504 states and 717 transitions. [2021-10-11 02:30:34,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:30:34,664 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2021-10-11 02:30:34,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:34,667 INFO L225 Difference]: With dead ends: 504 [2021-10-11 02:30:34,667 INFO L226 Difference]: Without dead ends: 383 [2021-10-11 02:30:34,671 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:30:34,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2021-10-11 02:30:34,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 143. [2021-10-11 02:30:34,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2021-10-11 02:30:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 197 transitions. [2021-10-11 02:30:34,703 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 197 transitions. Word has length 48 [2021-10-11 02:30:34,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:34,706 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 197 transitions. [2021-10-11 02:30:34,707 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:34,707 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 197 transitions. [2021-10-11 02:30:34,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-11 02:30:34,712 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:34,712 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:35,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 mathsat -unsat_core_generation=3,11 cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:35,313 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:35,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:35,314 INFO L82 PathProgramCache]: Analyzing trace with hash -126450270, now seen corresponding path program 1 times [2021-10-11 02:30:35,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:35,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1037689285] [2021-10-11 02:30:35,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:35,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:35,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:35,893 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:35,894 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:36,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1037689285] [2021-10-11 02:30:36,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1488074515] [2021-10-11 02:30:36,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 14 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:36,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:30:36,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:36,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-11 02:30:36,509 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:36,509 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:30:36,510 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2021-10-11 02:30:36,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794081727] [2021-10-11 02:30:36,510 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:36,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:36,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:36,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:36,512 INFO L87 Difference]: Start difference. First operand 143 states and 197 transitions. Second operand 3 states. [2021-10-11 02:30:36,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:36,558 INFO L93 Difference]: Finished difference Result 348 states and 491 transitions. [2021-10-11 02:30:36,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:36,560 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2021-10-11 02:30:36,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:36,565 INFO L225 Difference]: With dead ends: 348 [2021-10-11 02:30:36,565 INFO L226 Difference]: Without dead ends: 224 [2021-10-11 02:30:36,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:36,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-10-11 02:30:36,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 140. [2021-10-11 02:30:36,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2021-10-11 02:30:36,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 192 transitions. [2021-10-11 02:30:36,582 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 192 transitions. Word has length 48 [2021-10-11 02:30:36,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:36,583 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 192 transitions. [2021-10-11 02:30:36,583 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 192 transitions. [2021-10-11 02:30:36,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-11 02:30:36,590 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:36,590 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:36,993 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 cvc4 --incremental --print-success --lang smt,13 mathsat -unsat_core_generation=3 [2021-10-11 02:30:36,993 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:36,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:36,994 INFO L82 PathProgramCache]: Analyzing trace with hash 297957790, now seen corresponding path program 1 times [2021-10-11 02:30:36,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:36,995 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1360327843] [2021-10-11 02:30:36,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:37,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:37,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:37,502 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:37,503 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:37,632 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:37,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1360327843] [2021-10-11 02:30:37,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [750416530] [2021-10-11 02:30:37,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 16 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:38,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:38,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:38,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:38,399 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:38,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:38,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1731348171] [2021-10-11 02:30:38,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:30:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:38,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:30:38,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:38,942 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-11 02:30:38,943 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:38,943 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2021-10-11 02:30:38,943 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4, 4, 4] total 8 [2021-10-11 02:30:38,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951896097] [2021-10-11 02:30:38,945 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:30:38,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:38,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:30:38,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:30:38,948 INFO L87 Difference]: Start difference. First operand 140 states and 192 transitions. Second operand 4 states. [2021-10-11 02:30:39,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:39,077 INFO L93 Difference]: Finished difference Result 266 states and 371 transitions. [2021-10-11 02:30:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:30:39,078 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2021-10-11 02:30:39,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:39,082 INFO L225 Difference]: With dead ends: 266 [2021-10-11 02:30:39,082 INFO L226 Difference]: Without dead ends: 260 [2021-10-11 02:30:39,085 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:30:39,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-10-11 02:30:39,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 149. [2021-10-11 02:30:39,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2021-10-11 02:30:39,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 204 transitions. [2021-10-11 02:30:39,102 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 204 transitions. Word has length 50 [2021-10-11 02:30:39,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:39,103 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 204 transitions. [2021-10-11 02:30:39,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:30:39,103 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 204 transitions. [2021-10-11 02:30:39,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-11 02:30:39,107 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:39,107 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:39,712 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 cvc4 --incremental --print-success --lang smt,15 mathsat -unsat_core_generation=3,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:30:39,712 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:39,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:39,714 INFO L82 PathProgramCache]: Analyzing trace with hash -1101701182, now seen corresponding path program 1 times [2021-10-11 02:30:39,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:39,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2019405647] [2021-10-11 02:30:39,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:40,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:40,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:40,157 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:40,157 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:40,243 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:40,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2019405647] [2021-10-11 02:30:40,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [805111456] [2021-10-11 02:30:40,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 19 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:40,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:40,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:40,824 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-11 02:30:40,824 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:40,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:30:40,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2021-10-11 02:30:40,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681817759] [2021-10-11 02:30:40,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:40,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:40,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:40,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:40,831 INFO L87 Difference]: Start difference. First operand 149 states and 204 transitions. Second operand 3 states. [2021-10-11 02:30:40,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:40,874 INFO L93 Difference]: Finished difference Result 301 states and 421 transitions. [2021-10-11 02:30:40,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:40,875 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2021-10-11 02:30:40,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:40,879 INFO L225 Difference]: With dead ends: 301 [2021-10-11 02:30:40,879 INFO L226 Difference]: Without dead ends: 233 [2021-10-11 02:30:40,879 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:40,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2021-10-11 02:30:40,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 149. [2021-10-11 02:30:40,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2021-10-11 02:30:40,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 202 transitions. [2021-10-11 02:30:40,892 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 202 transitions. Word has length 57 [2021-10-11 02:30:40,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:40,894 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 202 transitions. [2021-10-11 02:30:40,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:40,894 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 202 transitions. [2021-10-11 02:30:40,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-11 02:30:40,896 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:40,896 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:41,314 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 mathsat -unsat_core_generation=3,19 cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:41,314 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:41,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:41,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1688507196, now seen corresponding path program 1 times [2021-10-11 02:30:41,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:41,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [863705802] [2021-10-11 02:30:41,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 20 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:41,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:41,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:41,850 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:41,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:41,968 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:41,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [863705802] [2021-10-11 02:30:41,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [638405760] [2021-10-11 02:30:41,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 21 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:42,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:42,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:42,652 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:42,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753188173] [2021-10-11 02:30:42,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:30:43,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:43,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:43,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:30:43,296 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:43,431 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-11 02:30:43,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-10-11 02:30:43,432 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4, 4, 4, 6] total 13 [2021-10-11 02:30:43,432 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877052263] [2021-10-11 02:30:43,433 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:43,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:43,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:43,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:30:43,434 INFO L87 Difference]: Start difference. First operand 149 states and 202 transitions. Second operand 5 states. [2021-10-11 02:30:43,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:43,580 INFO L93 Difference]: Finished difference Result 397 states and 557 transitions. [2021-10-11 02:30:43,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:43,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2021-10-11 02:30:43,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:43,585 INFO L225 Difference]: With dead ends: 397 [2021-10-11 02:30:43,585 INFO L226 Difference]: Without dead ends: 329 [2021-10-11 02:30:43,586 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-10-11 02:30:43,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2021-10-11 02:30:43,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 149. [2021-10-11 02:30:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2021-10-11 02:30:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 200 transitions. [2021-10-11 02:30:43,600 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 200 transitions. Word has length 57 [2021-10-11 02:30:43,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:43,601 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 200 transitions. [2021-10-11 02:30:43,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 200 transitions. [2021-10-11 02:30:43,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-11 02:30:43,602 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:43,602 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:44,232 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 mathsat -unsat_core_generation=3,21 cvc4 --incremental --print-success --lang smt,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:30:44,232 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:44,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:44,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1138385500, now seen corresponding path program 1 times [2021-10-11 02:30:44,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:44,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2047278231] [2021-10-11 02:30:44,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 23 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:44,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:44,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:44,681 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:44,681 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:44,757 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:44,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2047278231] [2021-10-11 02:30:44,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [474431491] [2021-10-11 02:30:44,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 24 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:45,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:45,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:45,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:45,463 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:45,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:45,529 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:45,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437622603] [2021-10-11 02:30:45,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:30:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:46,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:46,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:46,131 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:46,131 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:46,211 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-11 02:30:46,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:30:46,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4, 4, 4, 4] total 6 [2021-10-11 02:30:46,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131942411] [2021-10-11 02:30:46,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:30:46,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:46,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:30:46,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:30:46,214 INFO L87 Difference]: Start difference. First operand 149 states and 200 transitions. Second operand 6 states. [2021-10-11 02:30:46,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:46,359 INFO L93 Difference]: Finished difference Result 291 states and 398 transitions. [2021-10-11 02:30:46,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:30:46,361 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2021-10-11 02:30:46,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:46,362 INFO L225 Difference]: With dead ends: 291 [2021-10-11 02:30:46,363 INFO L226 Difference]: Without dead ends: 155 [2021-10-11 02:30:46,363 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:46,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-10-11 02:30:46,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2021-10-11 02:30:46,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2021-10-11 02:30:46,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 206 transitions. [2021-10-11 02:30:46,377 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 206 transitions. Word has length 60 [2021-10-11 02:30:46,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:46,378 INFO L481 AbstractCegarLoop]: Abstraction has 155 states and 206 transitions. [2021-10-11 02:30:46,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:30:46,378 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 206 transitions. [2021-10-11 02:30:46,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-11 02:30:46,379 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:46,379 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:46,994 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 mathsat -unsat_core_generation=3,24 cvc4 --incremental --print-success --lang smt,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:30:46,995 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:46,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:46,995 INFO L82 PathProgramCache]: Analyzing trace with hash -471457758, now seen corresponding path program 2 times [2021-10-11 02:30:46,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:46,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [901810758] [2021-10-11 02:30:46,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 26 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:47,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:47,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-11 02:30:47,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:47,550 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:47,550 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 71 [2021-10-11 02:30:47,553 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-10-11 02:30:47,565 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-10-11 02:30:47,568 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:30:47,621 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:47,651 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:47,651 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 49 [2021-10-11 02:30:47,654 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-10-11 02:30:47,659 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-10-11 02:30:47,662 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-11 02:30:47,667 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:47,667 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-11 02:30:47,668 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:102, output treesize:7 [2021-10-11 02:30:47,720 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-11 02:30:47,720 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:47,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [901810758] [2021-10-11 02:30:47,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:47,721 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:47,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214723255] [2021-10-11 02:30:47,722 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:47,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:47,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:47,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:47,723 INFO L87 Difference]: Start difference. First operand 155 states and 206 transitions. Second operand 5 states. [2021-10-11 02:30:48,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:48,240 INFO L93 Difference]: Finished difference Result 381 states and 522 transitions. [2021-10-11 02:30:48,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:30:48,241 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2021-10-11 02:30:48,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:48,242 INFO L225 Difference]: With dead ends: 381 [2021-10-11 02:30:48,242 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:30:48,242 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:30:48,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:30:48,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:30:48,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:30:48,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:30:48,243 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2021-10-11 02:30:48,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:48,243 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:30:48,244 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:48,244 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:30:48,244 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:30:48,444 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 mathsat -unsat_core_generation=3 [2021-10-11 02:30:48,446 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:30:48,616 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 5 [2021-10-11 02:30:49,259 INFO L262 CegarLoopResult]: For program point L6113-2(lines 6113 6116) no Hoare annotation was computed. [2021-10-11 02:30:49,259 INFO L262 CegarLoopResult]: For program point L6113(lines 6113 6116) no Hoare annotation was computed. [2021-10-11 02:30:49,259 INFO L258 CegarLoopResult]: At program point L6394(lines 6393 6395) the Hoare annotation is: (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) [2021-10-11 02:30:49,259 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 6264) no Hoare annotation was computed. [2021-10-11 02:30:49,260 INFO L258 CegarLoopResult]: At program point L6328(lines 6314 6330) the Hoare annotation is: (let ((.cse7 (bvadd |~#pppox_protos~0.offset| (bvmul ULTIMATE.start_pppox_create_~protocol (_ bv8 32))))) (let ((.cse5 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse7)) (.cse6 (bvadd (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse7) (_ bv16 32)))) (let ((.cse3 (select (select |#memory_$Pointer$.offset| .cse5) .cse6)) (.cse4 (select (select |#memory_$Pointer$.base| .cse5) .cse6))) (let ((.cse0 (= (_ bv0 32) |ULTIMATE.start_ldv_try_module_get_#res|)) (.cse1 (= .cse4 ULTIMATE.start_ldv_try_module_get_~module.base)) (.cse2 (= .cse3 ULTIMATE.start_ldv_try_module_get_~module.offset))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) .cse2) (and (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967294 32)) (_ bv0 32)) (not (= (_ bv0 64) ((_ zero_extend 32) (bvadd .cse3 .cse4)))) (not .cse0) .cse1 .cse2)))))) [2021-10-11 02:30:49,260 INFO L265 CegarLoopResult]: At program point L5932-1(lines 5931 5934) the Hoare annotation is: true [2021-10-11 02:30:49,260 INFO L265 CegarLoopResult]: At program point L5932-2(lines 5931 5934) the Hoare annotation is: true [2021-10-11 02:30:49,260 INFO L265 CegarLoopResult]: At program point L5932(lines 5931 5934) the Hoare annotation is: true [2021-10-11 02:30:49,260 INFO L262 CegarLoopResult]: For program point L6180(lines 6180 6236) no Hoare annotation was computed. [2021-10-11 02:30:49,260 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:30:49,260 INFO L265 CegarLoopResult]: At program point L6362(lines 6359 6368) the Hoare annotation is: true [2021-10-11 02:30:49,260 INFO L262 CegarLoopResult]: For program point L6263(line 6263) no Hoare annotation was computed. [2021-10-11 02:30:49,260 INFO L262 CegarLoopResult]: For program point L6263-1(line 6263) no Hoare annotation was computed. [2021-10-11 02:30:49,260 INFO L262 CegarLoopResult]: For program point L6214(lines 6214 6218) no Hoare annotation was computed. [2021-10-11 02:30:49,260 INFO L262 CegarLoopResult]: For program point L6181(line 6181) no Hoare annotation was computed. [2021-10-11 02:30:49,260 INFO L262 CegarLoopResult]: For program point L6214-2(lines 6212 6224) no Hoare annotation was computed. [2021-10-11 02:30:49,260 INFO L262 CegarLoopResult]: For program point L6182(lines 6182 6197) no Hoare annotation was computed. [2021-10-11 02:30:49,261 INFO L258 CegarLoopResult]: At program point L5918(lines 5913 5920) the Hoare annotation is: (let ((.cse4 (bvadd |~#pppox_protos~0.offset| (bvmul ULTIMATE.start_pppox_create_~protocol (_ bv8 32))))) (let ((.cse2 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse4)) (.cse3 (bvadd (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse4) (_ bv16 32)))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) .cse3)) (.cse0 (select (select |#memory_$Pointer$.offset| .cse2) .cse3))) (and (not (= (_ bv0 64) ((_ zero_extend 32) (bvadd .cse0 .cse1)))) (= .cse1 ULTIMATE.start_ldv_try_module_get_~module.base) (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) (= .cse0 ULTIMATE.start_ldv_try_module_get_~module.offset))))) [2021-10-11 02:30:49,261 INFO L258 CegarLoopResult]: At program point L6397(lines 1 6402) the Hoare annotation is: (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32)) [2021-10-11 02:30:49,261 INFO L262 CegarLoopResult]: For program point L6199(line 6199) no Hoare annotation was computed. [2021-10-11 02:30:49,261 INFO L258 CegarLoopResult]: At program point L6133(lines 6106 6135) the Hoare annotation is: (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) [2021-10-11 02:30:49,261 INFO L258 CegarLoopResult]: At program point L5902(lines 5894 5904) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:49,261 INFO L258 CegarLoopResult]: At program point L5902-1(lines 5894 5904) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:49,261 INFO L258 CegarLoopResult]: At program point L6249(lines 6244 6251) the Hoare annotation is: (let ((.cse8 (bvadd |~#pppox_protos~0.offset| (bvmul ULTIMATE.start_pppox_create_~protocol (_ bv8 32))))) (let ((.cse6 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse8)) (.cse7 (bvadd (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse8) (_ bv16 32)))) (let ((.cse0 (select (select |#memory_$Pointer$.offset| .cse6) .cse7)) (.cse1 (select (select |#memory_$Pointer$.base| .cse6) .cse7))) (let ((.cse3 (= (_ bv0 32) |ULTIMATE.start_ldv_try_module_get_#res|)) (.cse4 (= .cse1 ULTIMATE.start_ldv_try_module_get_~module.base)) (.cse5 (= .cse0 ULTIMATE.start_ldv_try_module_get_~module.offset)) (.cse2 (= |ULTIMATE.start_ldv_try_module_get_5_#res| (_ bv0 8)))) (or (and (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967294 32)) (_ bv0 32)) (not (= (_ bv0 64) ((_ zero_extend 32) (bvadd .cse0 .cse1)))) (not .cse2) (not .cse3) .cse4 .cse5) (and .cse3 .cse4 (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) .cse5 .cse2)))))) [2021-10-11 02:30:49,261 INFO L262 CegarLoopResult]: For program point L6117(lines 6117 6130) no Hoare annotation was computed. [2021-10-11 02:30:49,261 INFO L258 CegarLoopResult]: At program point L6134(lines 6101 6136) the Hoare annotation is: (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) [2021-10-11 02:30:49,261 INFO L262 CegarLoopResult]: For program point L6200(lines 6200 6232) no Hoare annotation was computed. [2021-10-11 02:30:49,261 INFO L262 CegarLoopResult]: For program point L6184(lines 6184 6194) no Hoare annotation was computed. [2021-10-11 02:30:49,262 INFO L262 CegarLoopResult]: For program point L6234(line 6234) no Hoare annotation was computed. [2021-10-11 02:30:49,262 INFO L262 CegarLoopResult]: For program point L6185(line 6185) no Hoare annotation was computed. [2021-10-11 02:30:49,262 INFO L262 CegarLoopResult]: For program point L6334(lines 6334 6341) no Hoare annotation was computed. [2021-10-11 02:30:49,262 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:30:49,262 INFO L262 CegarLoopResult]: For program point L6202(lines 6202 6229) no Hoare annotation was computed. [2021-10-11 02:30:49,262 INFO L258 CegarLoopResult]: At program point L6334-2(lines 1 6402) the Hoare annotation is: (let ((.cse4 (bvadd |~#pppox_protos~0.offset| (bvmul ULTIMATE.start_pppox_create_~protocol (_ bv8 32))))) (let ((.cse2 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse4)) (.cse3 (bvadd (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse4) (_ bv16 32)))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) .cse3)) (.cse0 (select (select |#memory_$Pointer$.offset| .cse2) .cse3))) (and (not (= (_ bv0 64) ((_ zero_extend 32) (bvadd .cse0 .cse1)))) (not (= (_ bv0 8) ULTIMATE.start_pppox_create_~tmp~8)) (not (= (_ bv0 64) ((_ zero_extend 32) (bvadd ULTIMATE.start_ldv_module_put_~module.offset ULTIMATE.start_ldv_module_put_~module.base)))) (not (= |ULTIMATE.start_ldv_try_module_get_5_#res| (_ bv0 8))) (not (= (_ bv0 32) |ULTIMATE.start_ldv_try_module_get_#res|)) (= .cse1 ULTIMATE.start_ldv_try_module_get_~module.base) (= .cse0 ULTIMATE.start_ldv_try_module_get_~module.offset) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_pppox_create_~tmp___0~3 (_ bv0 32)))))) [2021-10-11 02:30:49,262 INFO L262 CegarLoopResult]: For program point L6318(lines 6318 6327) no Hoare annotation was computed. [2021-10-11 02:30:49,263 INFO L262 CegarLoopResult]: For program point L6186(lines 6186 6190) no Hoare annotation was computed. [2021-10-11 02:30:49,263 INFO L262 CegarLoopResult]: For program point L6335-1(lines 6335 6338) no Hoare annotation was computed. [2021-10-11 02:30:49,263 INFO L262 CegarLoopResult]: For program point L6335(lines 6335 6338) no Hoare annotation was computed. [2021-10-11 02:30:49,263 INFO L262 CegarLoopResult]: For program point L6203(line 6203) no Hoare annotation was computed. [2021-10-11 02:30:49,263 INFO L262 CegarLoopResult]: For program point L6121-2(lines 6119 6130) no Hoare annotation was computed. [2021-10-11 02:30:49,263 INFO L262 CegarLoopResult]: For program point L6121(lines 6121 6125) no Hoare annotation was computed. [2021-10-11 02:30:49,263 INFO L262 CegarLoopResult]: For program point L5857(lines 5857 5859) no Hoare annotation was computed. [2021-10-11 02:30:49,264 INFO L262 CegarLoopResult]: For program point L5857-1(lines 5857 5859) no Hoare annotation was computed. [2021-10-11 02:30:49,264 INFO L258 CegarLoopResult]: At program point L6237(lines 6167 6242) the Hoare annotation is: (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) [2021-10-11 02:30:49,264 INFO L262 CegarLoopResult]: For program point L6204(lines 6204 6209) no Hoare annotation was computed. [2021-10-11 02:30:49,264 INFO L262 CegarLoopResult]: For program point L6320(lines 6320 6325) no Hoare annotation was computed. [2021-10-11 02:30:49,264 INFO L258 CegarLoopResult]: At program point L6221(lines 6362 6365) the Hoare annotation is: (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32)) [2021-10-11 02:30:49,264 INFO L262 CegarLoopResult]: For program point L5858(line 5858) no Hoare annotation was computed. [2021-10-11 02:30:49,264 INFO L262 CegarLoopResult]: For program point L5858-2(line 5858) no Hoare annotation was computed. [2021-10-11 02:30:49,264 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:30:49,265 INFO L262 CegarLoopResult]: For program point L6108(lines 6108 6111) no Hoare annotation was computed. [2021-10-11 02:30:49,265 INFO L258 CegarLoopResult]: At program point L5910(lines 5905 5912) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:49,265 INFO L258 CegarLoopResult]: At program point L5910-1(lines 5905 5912) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:49,265 INFO L265 CegarLoopResult]: At program point L6241(lines 6156 6243) the Hoare annotation is: true [2021-10-11 02:30:49,265 INFO L262 CegarLoopResult]: For program point L6192(line 6192) no Hoare annotation was computed. [2021-10-11 02:30:49,265 INFO L258 CegarLoopResult]: At program point L6143(lines 6138 6145) the Hoare annotation is: (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) [2021-10-11 02:30:49,265 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:30:49,265 INFO L262 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-10-11 02:30:49,265 INFO L262 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-10-11 02:30:49,265 INFO L258 CegarLoopResult]: At program point L-1-4(line -1) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)))) [2021-10-11 02:30:49,265 INFO L262 CegarLoopResult]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-10-11 02:30:49,265 INFO L258 CegarLoopResult]: At program point L-1-7(line -1) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)))) [2021-10-11 02:30:49,265 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6264) no Hoare annotation was computed. [2021-10-11 02:30:49,265 INFO L262 CegarLoopResult]: For program point L-1-8(line -1) no Hoare annotation was computed. [2021-10-11 02:30:49,266 INFO L262 CegarLoopResult]: For program point L-1-9(line -1) no Hoare annotation was computed. [2021-10-11 02:30:49,266 INFO L262 CegarLoopResult]: For program point L6227(line 6227) no Hoare annotation was computed. [2021-10-11 02:30:49,266 INFO L262 CegarLoopResult]: For program point L6211(line 6211) no Hoare annotation was computed. [2021-10-11 02:30:49,266 INFO L258 CegarLoopResult]: At program point L6377(lines 6376 6378) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:49,266 INFO L262 CegarLoopResult]: For program point L6212(lines 6212 6225) no Hoare annotation was computed. [2021-10-11 02:30:49,277 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,281 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,281 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,281 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,284 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,286 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,286 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,286 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,286 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,287 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,287 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,287 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,292 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,292 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,294 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,294 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,294 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,295 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,295 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,295 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,297 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,297 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,297 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,298 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,298 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,298 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,298 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,299 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,299 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,299 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,299 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,300 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,301 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,304 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,304 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,304 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,304 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,306 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,306 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,306 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,306 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,310 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,311 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,311 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,311 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,312 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,312 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,312 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,312 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,313 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,313 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,313 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,313 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,314 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,314 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,314 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,317 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,317 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,318 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,318 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,318 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,318 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,319 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,319 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,319 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,320 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,320 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,320 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,320 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:49 BoogieIcfgContainer [2021-10-11 02:30:49,326 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:49,327 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:49,327 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:49,327 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:49,328 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:24" (3/4) ... [2021-10-11 02:30:49,331 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:30:49,350 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2021-10-11 02:30:49,351 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-11 02:30:49,352 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:30:49,354 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:49,391 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == \result && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) || ((((~bvadd64(ldv_module_refcounter, 4294967294bv32) == 0bv32 && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)])))) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) [2021-10-11 02:30:49,391 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((~bvadd64(ldv_module_refcounter, 4294967294bv32) == 0bv32 && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)])))) && !(\result == 0bv8)) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) || ((((0bv32 == \result && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && \result == 0bv8) [2021-10-11 02:30:49,392 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)]))) && !(0bv8 == tmp)) && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(module, module)))) && !(\result == 0bv8)) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32 [2021-10-11 02:30:49,458 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7047720d-7535-4634-890a-ea49b3ec1efa/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:30:49,458 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:49,459 INFO L168 Benchmark]: Toolchain (without parser) took 28661.65 ms. Allocated memory was 62.9 MB in the beginning and 325.1 MB in the end (delta: 262.1 MB). Free memory was 35.8 MB in the beginning and 157.7 MB in the end (delta: -121.9 MB). Peak memory consumption was 139.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:49,460 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:49,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2198.99 ms. Allocated memory was 62.9 MB in the beginning and 146.8 MB in the end (delta: 83.9 MB). Free memory was 35.6 MB in the beginning and 86.9 MB in the end (delta: -51.3 MB). Peak memory consumption was 57.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:49,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.86 ms. Allocated memory is still 146.8 MB. Free memory was 86.9 MB in the beginning and 83.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:49,461 INFO L168 Benchmark]: Boogie Preprocessor took 97.18 ms. Allocated memory is still 146.8 MB. Free memory was 82.7 MB in the beginning and 79.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:49,462 INFO L168 Benchmark]: RCFGBuilder took 1536.97 ms. Allocated memory is still 146.8 MB. Free memory was 79.3 MB in the beginning and 89.5 MB in the end (delta: -10.2 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:49,462 INFO L168 Benchmark]: TraceAbstraction took 24595.94 ms. Allocated memory was 146.8 MB in the beginning and 325.1 MB in the end (delta: 178.3 MB). Free memory was 89.5 MB in the beginning and 168.2 MB in the end (delta: -78.8 MB). Peak memory consumption was 99.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:49,463 INFO L168 Benchmark]: Witness Printer took 131.46 ms. Allocated memory is still 325.1 MB. Free memory was 168.2 MB in the beginning and 157.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:49,465 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2198.99 ms. Allocated memory was 62.9 MB in the beginning and 146.8 MB in the end (delta: 83.9 MB). Free memory was 35.6 MB in the beginning and 86.9 MB in the end (delta: -51.3 MB). Peak memory consumption was 57.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.86 ms. Allocated memory is still 146.8 MB. Free memory was 86.9 MB in the beginning and 83.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 97.18 ms. Allocated memory is still 146.8 MB. Free memory was 82.7 MB in the beginning and 79.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1536.97 ms. Allocated memory is still 146.8 MB. Free memory was 79.3 MB in the beginning and 89.5 MB in the end (delta: -10.2 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24595.94 ms. Allocated memory was 146.8 MB in the beginning and 325.1 MB in the end (delta: 178.3 MB). Free memory was 89.5 MB in the beginning and 168.2 MB in the end (delta: -78.8 MB). Peak memory consumption was 99.3 MB. Max. memory is 16.1 GB. * Witness Printer took 131.46 ms. Allocated memory is still 325.1 MB. Free memory was 168.2 MB in the beginning and 157.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6264]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 6264]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 6156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 6101]: Loop Invariant Derived loop invariant: 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 6106]: Loop Invariant Derived loop invariant: 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 6138]: Loop Invariant Derived loop invariant: 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5905]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6314]: Loop Invariant [2021-10-11 02:30:49,489 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,489 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,490 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,490 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,490 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,490 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,491 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,491 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,491 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,492 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,492 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,492 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,492 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,493 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,493 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,493 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,493 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,494 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,495 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,496 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,496 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,496 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,497 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,497 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,497 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,497 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,498 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,498 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,498 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,498 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,499 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,499 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,499 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,499 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,500 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,500 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((0bv32 == \result && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) || ((((~bvadd64(ldv_module_refcounter, 4294967294bv32) == 0bv32 && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)])))) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) - InvariantResult [Line: 5905]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 6362]: Loop Invariant Derived loop invariant: ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant [2021-10-11 02:30:49,502 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,502 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,503 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,503 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,503 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,504 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,504 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,504 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,504 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,505 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,505 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,505 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,506 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,506 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,507 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,507 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,507 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,508 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,508 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,508 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,508 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,509 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,509 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,509 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((((!(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)]))) && !(0bv8 == tmp)) && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(module, module)))) && !(\result == 0bv8)) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32 - InvariantResult [Line: 5913]: Loop Invariant [2021-10-11 02:30:49,510 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,511 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,511 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,511 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,511 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,512 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,512 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,512 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,512 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,513 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,513 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,513 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,514 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,514 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,515 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,515 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,515 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,515 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,516 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,516 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,516 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,516 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,517 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,517 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: ((!(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)]))) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module - InvariantResult [Line: 6393]: Loop Invariant Derived loop invariant: 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 6359]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6376]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 6244]: Loop Invariant [2021-10-11 02:30:49,519 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,519 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,519 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,519 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,520 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,520 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,520 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,520 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,521 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,521 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,521 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,521 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,522 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,522 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,522 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,522 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,523 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,523 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,524 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,524 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,524 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,525 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,525 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,525 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,525 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,526 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,526 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,526 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,526 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,527 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,527 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,527 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,527 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,527 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-11 02:30:49,528 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-11 02:30:49,528 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((~bvadd64(ldv_module_refcounter, 4294967294bv32) == 0bv32 && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)])))) && !(\result == 0bv8)) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) || ((((0bv32 == \result && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && \result == 0bv8) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 6167]: Loop Invariant Derived loop invariant: 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 23.6s, OverallIterations: 12, TraceHistogramMax: 4, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1360 SDtfs, 989 SDslu, 2005 SDs, 0 SdLazy, 180 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1941 GetRequests, 1873 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 789 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 23 PreInvPairs, 108 NumberOfFragments, 688 HoareAnnotationTreeSize, 23 FomulaSimplifications, 114778 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 23 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.9s SsaConstructionTime, 5.7s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 1199 NumberOfCodeBlocks, 1199 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 1924 ConstructedInterpolants, 0 QuantifiedInterpolants, 154054 SizeOfPredicates, 102 NumberOfNonLiveVariables, 9121 ConjunctsInSsa, 147 ConjunctsInUnsatCore, 40 InterpolantComputations, 11 PerfectInterpolantSequences, 240/270 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...