./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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 9f62271b04109a965a5edca82245d734e804fef2 .......................................................................................................................................... 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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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 9f62271b04109a965a5edca82245d734e804fef2 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:28:42,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:42,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:42,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:42,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:42,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:42,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:42,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:42,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:42,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:42,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:42,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:42,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:42,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:42,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:42,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:42,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:42,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:42,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:42,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:42,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:42,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:42,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:42,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:42,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:42,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:42,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:42,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:42,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:42,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:42,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:42,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:42,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:42,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:42,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:42,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:42,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:42,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:42,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:42,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:42,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:42,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-11 02:28:42,881 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:42,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:42,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:42,884 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:42,884 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:42,885 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:42,885 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:28:42,885 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:42,885 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:42,886 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:28:42,887 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:28:42,887 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:42,887 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:28:42,888 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:28:42,888 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:28:42,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:42,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:28:42,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:42,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:42,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:42,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:42,890 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:42,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:42,891 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:42,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:42,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:42,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:42,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:42,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:42,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:42,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:42,895 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:28:42,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:28:42,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:42,896 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:42,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:42,896 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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f62271b04109a965a5edca82245d734e804fef2 [2021-10-11 02:28:43,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:43,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:43,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:43,217 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:43,217 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:43,218 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2021-10-11 02:28:43,284 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/data/330988a32/9806015517e24e40803ac7a5313cdd6a/FLAGe87914758 [2021-10-11 02:28:44,126 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:44,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2021-10-11 02:28:44,182 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/data/330988a32/9806015517e24e40803ac7a5313cdd6a/FLAGe87914758 [2021-10-11 02:28:44,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/data/330988a32/9806015517e24e40803ac7a5313cdd6a [2021-10-11 02:28:44,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:44,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:44,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:44,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:44,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:44,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:44" (1/1) ... [2021-10-11 02:28:44,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24dbf66e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:44, skipping insertion in model container [2021-10-11 02:28:44,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:44" (1/1) ... [2021-10-11 02:28:44,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:44,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:45,607 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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i[161556,161569] [2021-10-11 02:28:45,741 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 02:28:46,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:46,069 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 02:28:46,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c2d4c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:46, skipping insertion in model container [2021-10-11 02:28:46,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:46,071 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:28:46,073 INFO L168 Benchmark]: Toolchain (without parser) took 1420.84 ms. Allocated memory was 113.2 MB in the beginning and 138.4 MB in the end (delta: 25.2 MB). Free memory was 76.3 MB in the beginning and 96.4 MB in the end (delta: -20.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:46,074 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 113.2 MB. Free memory was 70.4 MB in the beginning and 70.3 MB in the end (delta: 56.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:46,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1416.49 ms. Allocated memory was 113.2 MB in the beginning and 138.4 MB in the end (delta: 25.2 MB). Free memory was 76.3 MB in the beginning and 96.4 MB in the end (delta: -20.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:46,078 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 113.2 MB. Free memory was 70.4 MB in the beginning and 70.3 MB in the end (delta: 56.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1416.49 ms. Allocated memory was 113.2 MB in the beginning and 138.4 MB in the end (delta: 25.2 MB). Free memory was 76.3 MB in the beginning and 96.4 MB in the end (delta: -20.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5567]: 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 02:28:48,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:48,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:48,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:48,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:48,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:48,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:48,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:48,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:48,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:48,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:48,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:48,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:48,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:48,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:48,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:48,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:48,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:48,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:48,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:48,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:48,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:48,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:48,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:48,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:48,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:48,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:48,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:48,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:48,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:48,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:48,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:48,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:48,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:48,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:48,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:48,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:48,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:48,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:48,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:48,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:48,565 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-11 02:28:48,620 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:48,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:48,622 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:48,622 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:48,622 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:48,623 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:48,623 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:48,623 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:48,623 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:48,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:48,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:48,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:48,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:48,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:48,627 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:48,627 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:28:48,628 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:28:48,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:48,628 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:48,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:48,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:48,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:28:48,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:48,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:48,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:48,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:48,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:48,631 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:28:48,631 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:28:48,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:48,631 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:48,631 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:48,632 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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f62271b04109a965a5edca82245d734e804fef2 [2021-10-11 02:28:48,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:49,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:49,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:49,023 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:49,024 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:49,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2021-10-11 02:28:49,087 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/data/e5c5b9296/64433208836c4f92bfb6ea0a11d7c198/FLAG4a28a73ef [2021-10-11 02:28:49,928 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:49,929 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2021-10-11 02:28:49,969 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/data/e5c5b9296/64433208836c4f92bfb6ea0a11d7c198/FLAG4a28a73ef [2021-10-11 02:28:50,429 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/data/e5c5b9296/64433208836c4f92bfb6ea0a11d7c198 [2021-10-11 02:28:50,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:50,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:50,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:50,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:50,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:50,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:50" (1/1) ... [2021-10-11 02:28:50,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@266857f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:50, skipping insertion in model container [2021-10-11 02:28:50,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:50" (1/1) ... [2021-10-11 02:28:50,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:50,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:51,351 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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i[161556,161569] [2021-10-11 02:28:51,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:51,755 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:28:51,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:52,070 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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i[161556,161569] [2021-10-11 02:28:52,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:52,209 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:28:52,447 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_94563ba3-be84-486f-ba3d-2f6acfb3ec68/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i[161556,161569] [2021-10-11 02:28:52,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:52,660 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:28:52,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52 WrapperNode [2021-10-11 02:28:52,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:52,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:52,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:28:52,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:28:52,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (1/1) ... [2021-10-11 02:28:52,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (1/1) ... [2021-10-11 02:28:52,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:52,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:28:52,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:28:52,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:28:52,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (1/1) ... [2021-10-11 02:28:52,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (1/1) ... [2021-10-11 02:28:52,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (1/1) ... [2021-10-11 02:28:52,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (1/1) ... [2021-10-11 02:28:52,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (1/1) ... [2021-10-11 02:28:53,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (1/1) ... [2021-10-11 02:28:53,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (1/1) ... [2021-10-11 02:28:53,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:28:53,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:28:53,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:28:53,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:28:53,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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 02:28:53,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-11 02:28:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-11 02:28:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-11 02:28:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-11 02:28:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-11 02:28:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-11 02:28:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-11 02:28:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-10-11 02:28:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-10-11 02:28:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-10-11 02:28:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-11 02:28:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-11 02:28:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:28:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-10-11 02:28:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-10-11 02:28:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-11 02:28:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-11 02:28:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-11 02:28:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-11 02:28:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-11 02:28:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:28:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-11 02:28:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-11 02:28:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:28:53,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-11 02:28:53,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-11 02:28:53,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-10-11 02:28:53,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:28:53,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:29:09,428 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:29:09,428 INFO L299 CfgBuilder]: Removed 381 assume(true) statements. [2021-10-11 02:29:09,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:09 BoogieIcfgContainer [2021-10-11 02:29:09,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:29:09,433 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:29:09,434 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:29:09,437 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:29:09,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:28:50" (1/3) ... [2021-10-11 02:29:09,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223eb7dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:09, skipping insertion in model container [2021-10-11 02:29:09,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52" (2/3) ... [2021-10-11 02:29:09,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223eb7dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:09, skipping insertion in model container [2021-10-11 02:29:09,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:09" (3/3) ... [2021-10-11 02:29:09,441 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2021-10-11 02:29:09,458 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:29:09,462 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 02:29:09,476 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 02:29:09,507 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:29:09,507 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:29:09,508 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:29:09,508 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:29:09,508 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:29:09,508 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:29:09,509 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:29:09,509 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:29:09,531 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states. [2021-10-11 02:29:09,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:29:09,540 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:09,541 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] [2021-10-11 02:29:09,541 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:09,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:09,548 INFO L82 PathProgramCache]: Analyzing trace with hash -868300050, now seen corresponding path program 1 times [2021-10-11 02:29:09,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:09,565 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [314001446] [2021-10-11 02:29:09,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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 02:29:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:10,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:29:10,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:10,400 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 02:29:10,400 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:10,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [314001446] [2021-10-11 02:29:10,402 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:10,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:10,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129656906] [2021-10-11 02:29:10,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:10,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:10,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:10,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:10,422 INFO L87 Difference]: Start difference. First operand 377 states. Second operand 3 states. [2021-10-11 02:29:10,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:10,555 INFO L93 Difference]: Finished difference Result 751 states and 1097 transitions. [2021-10-11 02:29:10,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:10,557 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2021-10-11 02:29:10,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:10,571 INFO L225 Difference]: With dead ends: 751 [2021-10-11 02:29:10,572 INFO L226 Difference]: Without dead ends: 371 [2021-10-11 02:29:10,576 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 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 02:29:10,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2021-10-11 02:29:10,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 371. [2021-10-11 02:29:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 371 states. [2021-10-11 02:29:10,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 510 transitions. [2021-10-11 02:29:10,636 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 510 transitions. Word has length 23 [2021-10-11 02:29:10,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:10,636 INFO L481 AbstractCegarLoop]: Abstraction has 371 states and 510 transitions. [2021-10-11 02:29:10,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:10,637 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 510 transitions. [2021-10-11 02:29:10,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:29:10,638 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:10,639 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] [2021-10-11 02:29:10,857 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:29:10,858 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:10,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:10,859 INFO L82 PathProgramCache]: Analyzing trace with hash 843708114, now seen corresponding path program 1 times [2021-10-11 02:29:10,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:10,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1132333380] [2021-10-11 02:29:10,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/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 02:29:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:11,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:11,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:11,604 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 02:29:11,604 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:11,712 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 02:29:11,712 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1132333380] [2021-10-11 02:29:11,712 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [311979715] [2021-10-11 02:29:11,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:12,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:12,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:12,487 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 02:29:12,489 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:12,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:29:12,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2021-10-11 02:29:12,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009429584] [2021-10-11 02:29:12,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:12,494 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:12,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:12,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:12,507 INFO L87 Difference]: Start difference. First operand 371 states and 510 transitions. Second operand 3 states. [2021-10-11 02:29:14,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:14,657 INFO L93 Difference]: Finished difference Result 1048 states and 1454 transitions. [2021-10-11 02:29:14,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:14,658 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-10-11 02:29:14,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:14,665 INFO L225 Difference]: With dead ends: 1048 [2021-10-11 02:29:14,665 INFO L226 Difference]: Without dead ends: 696 [2021-10-11 02:29:14,668 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:14,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2021-10-11 02:29:14,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 696. [2021-10-11 02:29:14,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 696 states. [2021-10-11 02:29:14,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 696 states and 964 transitions. [2021-10-11 02:29:14,710 INFO L78 Accepts]: Start accepts. Automaton has 696 states and 964 transitions. Word has length 25 [2021-10-11 02:29:14,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:14,710 INFO L481 AbstractCegarLoop]: Abstraction has 696 states and 964 transitions. [2021-10-11 02:29:14,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:14,711 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 964 transitions. [2021-10-11 02:29:14,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:29:14,714 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:14,714 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] [2021-10-11 02:29:15,133 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3,4 cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:15,133 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:15,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:15,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1902255339, now seen corresponding path program 1 times [2021-10-11 02:29:15,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:15,135 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1772436944] [2021-10-11 02:29:15,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:15,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:15,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:15,824 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 02:29:15,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:15,926 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 02:29:15,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1772436944] [2021-10-11 02:29:15,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [132831873] [2021-10-11 02:29:15,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:16,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:16,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:16,778 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 02:29:16,779 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:16,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:29:16,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2021-10-11 02:29:16,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871797278] [2021-10-11 02:29:16,780 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:16,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:16,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:16,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:29:16,782 INFO L87 Difference]: Start difference. First operand 696 states and 964 transitions. Second operand 5 states. [2021-10-11 02:29:17,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:17,153 INFO L93 Difference]: Finished difference Result 1373 states and 1905 transitions. [2021-10-11 02:29:17,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:29:17,154 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 02:29:17,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:17,162 INFO L225 Difference]: With dead ends: 1373 [2021-10-11 02:29:17,163 INFO L226 Difference]: Without dead ends: 1366 [2021-10-11 02:29:17,165 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:29:17,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1366 states. [2021-10-11 02:29:17,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1366 to 1350. [2021-10-11 02:29:17,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1350 states. [2021-10-11 02:29:17,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1350 states and 1876 transitions. [2021-10-11 02:29:17,223 INFO L78 Accepts]: Start accepts. Automaton has 1350 states and 1876 transitions. Word has length 32 [2021-10-11 02:29:17,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:17,224 INFO L481 AbstractCegarLoop]: Abstraction has 1350 states and 1876 transitions. [2021-10-11 02:29:17,224 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:17,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1876 transitions. [2021-10-11 02:29:17,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-11 02:29:17,238 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:17,238 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 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 02:29:17,658 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3,6 cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:17,658 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:17,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:17,659 INFO L82 PathProgramCache]: Analyzing trace with hash 504744201, now seen corresponding path program 1 times [2021-10-11 02:29:17,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:17,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [417498167] [2021-10-11 02:29:17,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:18,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:18,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:18,447 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-11 02:29:18,447 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-11 02:29:18,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [417498167] [2021-10-11 02:29:18,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [983782116] [2021-10-11 02:29:18,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:19,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:19,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:19,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:19,449 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 02:29:19,450 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:19,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:29:19,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2021-10-11 02:29:19,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040217290] [2021-10-11 02:29:19,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:19,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:19,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:19,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:19,452 INFO L87 Difference]: Start difference. First operand 1350 states and 1876 transitions. Second operand 3 states. [2021-10-11 02:29:19,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:19,674 INFO L93 Difference]: Finished difference Result 2862 states and 4007 transitions. [2021-10-11 02:29:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:19,675 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 80 [2021-10-11 02:29:19,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:19,684 INFO L225 Difference]: With dead ends: 2862 [2021-10-11 02:29:19,684 INFO L226 Difference]: Without dead ends: 1531 [2021-10-11 02:29:19,688 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:19,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1531 states. [2021-10-11 02:29:19,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1531 to 1524. [2021-10-11 02:29:19,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1524 states. [2021-10-11 02:29:19,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1524 states and 2144 transitions. [2021-10-11 02:29:19,759 INFO L78 Accepts]: Start accepts. Automaton has 1524 states and 2144 transitions. Word has length 80 [2021-10-11 02:29:19,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:19,759 INFO L481 AbstractCegarLoop]: Abstraction has 1524 states and 2144 transitions. [2021-10-11 02:29:19,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 2144 transitions. [2021-10-11 02:29:19,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-11 02:29:19,763 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:19,764 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:29:20,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3,8 cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:20,169 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:20,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:20,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1707036778, now seen corresponding path program 1 times [2021-10-11 02:29:20,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:20,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1812220211] [2021-10-11 02:29:20,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:20,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:20,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:21,028 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-11 02:29:21,028 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:21,240 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-11 02:29:21,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1812220211] [2021-10-11 02:29:21,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1990854028] [2021-10-11 02:29:21,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 10 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:21,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:21,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:22,116 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:22,117 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:22,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:29:22,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2021-10-11 02:29:22,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959085950] [2021-10-11 02:29:22,118 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:22,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:22,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:22,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:22,120 INFO L87 Difference]: Start difference. First operand 1524 states and 2144 transitions. Second operand 3 states. [2021-10-11 02:29:22,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:22,259 INFO L93 Difference]: Finished difference Result 3741 states and 5269 transitions. [2021-10-11 02:29:22,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:22,260 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2021-10-11 02:29:22,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:22,280 INFO L225 Difference]: With dead ends: 3741 [2021-10-11 02:29:22,280 INFO L226 Difference]: Without dead ends: 2977 [2021-10-11 02:29:22,282 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:22,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2977 states. [2021-10-11 02:29:22,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2977 to 1532. [2021-10-11 02:29:22,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1532 states. [2021-10-11 02:29:22,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1532 states and 2152 transitions. [2021-10-11 02:29:22,363 INFO L78 Accepts]: Start accepts. Automaton has 1532 states and 2152 transitions. Word has length 92 [2021-10-11 02:29:22,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:22,364 INFO L481 AbstractCegarLoop]: Abstraction has 1532 states and 2152 transitions. [2021-10-11 02:29:22,364 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:22,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 2152 transitions. [2021-10-11 02:29:22,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-11 02:29:22,368 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:22,369 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:29:22,796 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3,10 cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:22,796 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:22,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:22,797 INFO L82 PathProgramCache]: Analyzing trace with hash 48565717, now seen corresponding path program 1 times [2021-10-11 02:29:22,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:22,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1008550085] [2021-10-11 02:29:22,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:23,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:23,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:23,770 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-11 02:29:23,770 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:23,926 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-11 02:29:23,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1008550085] [2021-10-11 02:29:23,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [645688904] [2021-10-11 02:29:23,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:24,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:24,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:25,028 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-11 02:29:25,028 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:25,167 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-11 02:29:25,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [43133172] [2021-10-11 02:29:25,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:29:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:25,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:29:25,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:25,855 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:25,855 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:25,855 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2021-10-11 02:29:25,856 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4, 4, 4] total 8 [2021-10-11 02:29:25,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717739352] [2021-10-11 02:29:25,856 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:29:25,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:25,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:29:25,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:29:25,857 INFO L87 Difference]: Start difference. First operand 1532 states and 2152 transitions. Second operand 4 states. [2021-10-11 02:29:28,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:28,004 INFO L93 Difference]: Finished difference Result 2982 states and 4190 transitions. [2021-10-11 02:29:28,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:29:28,005 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2021-10-11 02:29:28,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:28,006 INFO L225 Difference]: With dead ends: 2982 [2021-10-11 02:29:28,006 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:29:28,009 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 459 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:29:28,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:29:28,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:29:28,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:29:28,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:29:28,010 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 94 [2021-10-11 02:29:28,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:28,011 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:29:28,011 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:29:28,011 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:29:28,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:29:28,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3,12 cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:28,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:29:30,394 INFO L262 CegarLoopResult]: For program point L5651(lines 5651 5658) no Hoare annotation was computed. [2021-10-11 02:29:30,395 INFO L258 CegarLoopResult]: At program point L6642(lines 1 6680) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,395 INFO L262 CegarLoopResult]: For program point L5651-1(lines 5651 5658) no Hoare annotation was computed. [2021-10-11 02:29:30,395 INFO L262 CegarLoopResult]: For program point L5651-4(lines 5651 5658) no Hoare annotation was computed. [2021-10-11 02:29:30,395 INFO L262 CegarLoopResult]: For program point L5651-2(lines 5651 5658) no Hoare annotation was computed. [2021-10-11 02:29:30,396 INFO L262 CegarLoopResult]: For program point L5651-3(lines 5651 5658) no Hoare annotation was computed. [2021-10-11 02:29:30,396 INFO L258 CegarLoopResult]: At program point L6642-1(lines 1 6680) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,396 INFO L262 CegarLoopResult]: For program point L6180(lines 6180 6187) no Hoare annotation was computed. [2021-10-11 02:29:30,396 INFO L265 CegarLoopResult]: At program point L6313(lines 6123 6315) the Hoare annotation is: true [2021-10-11 02:29:30,396 INFO L262 CegarLoopResult]: For program point L6182(lines 6182 6185) no Hoare annotation was computed. [2021-10-11 02:29:30,396 INFO L258 CegarLoopResult]: At program point L5918(lines 5918 5922) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,397 INFO L258 CegarLoopResult]: At program point L5918-1(lines 5918 5922) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,397 INFO L258 CegarLoopResult]: At program point L5787(lines 5775 5789) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,397 INFO L258 CegarLoopResult]: At program point L5787-1(lines 5775 5789) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,397 INFO L258 CegarLoopResult]: At program point L6646(lines 6645 6647) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,397 INFO L258 CegarLoopResult]: At program point L5589(lines 5585 5591) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,398 INFO L258 CegarLoopResult]: At program point L5589-1(lines 5585 5591) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,398 INFO L258 CegarLoopResult]: At program point L6382(lines 1 6680) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,398 INFO L258 CegarLoopResult]: At program point L6052-1(lines 5942 6058) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,398 INFO L258 CegarLoopResult]: At program point L6052(lines 5942 6058) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,398 INFO L262 CegarLoopResult]: For program point L6053(lines 6053 6056) no Hoare annotation was computed. [2021-10-11 02:29:30,398 INFO L262 CegarLoopResult]: For program point L6053-1(lines 6053 6056) no Hoare annotation was computed. [2021-10-11 02:29:30,399 INFO L258 CegarLoopResult]: At program point L5657-2(lines 5644 5660) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,399 INFO L262 CegarLoopResult]: For program point L6582(lines 6582 6585) no Hoare annotation was computed. [2021-10-11 02:29:30,399 INFO L258 CegarLoopResult]: At program point L5657-3(lines 5644 5660) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,399 INFO L258 CegarLoopResult]: At program point L5657(lines 5644 5660) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,399 INFO L258 CegarLoopResult]: At program point L5657-1(lines 5644 5660) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,399 INFO L258 CegarLoopResult]: At program point L5657-4(lines 5644 5660) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,400 INFO L262 CegarLoopResult]: For program point L6252(line 6252) no Hoare annotation was computed. [2021-10-11 02:29:30,400 INFO L258 CegarLoopResult]: At program point L6054(lines 5942 6058) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,400 INFO L258 CegarLoopResult]: At program point L6120(lines 6114 6122) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,400 INFO L258 CegarLoopResult]: At program point L6054-1(lines 5942 6058) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,400 INFO L258 CegarLoopResult]: At program point L5526(lines 5521 5528) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,401 INFO L258 CegarLoopResult]: At program point L5526-1(lines 5521 5528) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,401 INFO L262 CegarLoopResult]: For program point L6253(lines 6253 6304) no Hoare annotation was computed. [2021-10-11 02:29:30,401 INFO L258 CegarLoopResult]: At program point L5923(lines 5860 5925) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,401 INFO L258 CegarLoopResult]: At program point L5923-1(lines 5860 5925) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,401 INFO L262 CegarLoopResult]: For program point L5989(line 5989) no Hoare annotation was computed. [2021-10-11 02:29:30,401 INFO L262 CegarLoopResult]: For program point L5989-1(line 5989) no Hoare annotation was computed. [2021-10-11 02:29:30,402 INFO L258 CegarLoopResult]: At program point L5857(lines 5841 5859) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,402 INFO L258 CegarLoopResult]: At program point L6650(lines 6649 6651) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,402 INFO L258 CegarLoopResult]: At program point L6650-1(lines 6649 6651) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,402 INFO L262 CegarLoopResult]: For program point L6255(lines 6255 6301) no Hoare annotation was computed. [2021-10-11 02:29:30,402 INFO L262 CegarLoopResult]: For program point L6189(line 6189) no Hoare annotation was computed. [2021-10-11 02:29:30,402 INFO L258 CegarLoopResult]: At program point L6057(lines 5926 6059) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,403 INFO L258 CegarLoopResult]: At program point L6057-1(lines 5926 6059) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,403 INFO L262 CegarLoopResult]: For program point L6190(lines 6190 6197) no Hoare annotation was computed. [2021-10-11 02:29:30,403 INFO L262 CegarLoopResult]: For program point L6256(line 6256) no Hoare annotation was computed. [2021-10-11 02:29:30,403 INFO L262 CegarLoopResult]: For program point L5992-2(line 5992) no Hoare annotation was computed. [2021-10-11 02:29:30,403 INFO L262 CegarLoopResult]: For program point L5992(line 5992) no Hoare annotation was computed. [2021-10-11 02:29:30,403 INFO L262 CegarLoopResult]: For program point L5992-5(line 5992) no Hoare annotation was computed. [2021-10-11 02:29:30,403 INFO L262 CegarLoopResult]: For program point L5992-3(line 5992) no Hoare annotation was computed. [2021-10-11 02:29:30,404 INFO L262 CegarLoopResult]: For program point L6257-2(lines 6255 6301) no Hoare annotation was computed. [2021-10-11 02:29:30,404 INFO L262 CegarLoopResult]: For program point L6257(lines 6257 6261) no Hoare annotation was computed. [2021-10-11 02:29:30,404 INFO L262 CegarLoopResult]: For program point L5993(line 5993) no Hoare annotation was computed. [2021-10-11 02:29:30,404 INFO L262 CegarLoopResult]: For program point L5993-1(line 5993) no Hoare annotation was computed. [2021-10-11 02:29:30,404 INFO L258 CegarLoopResult]: At program point L5729(lines 5724 5731) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,404 INFO L258 CegarLoopResult]: At program point L5729-1(lines 5724 5731) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,405 INFO L262 CegarLoopResult]: For program point L6192(lines 6192 6195) no Hoare annotation was computed. [2021-10-11 02:29:30,405 INFO L262 CegarLoopResult]: For program point L5995(line 5995) no Hoare annotation was computed. [2021-10-11 02:29:30,405 INFO L262 CegarLoopResult]: For program point L5995-5(line 5995) no Hoare annotation was computed. [2021-10-11 02:29:30,405 INFO L262 CegarLoopResult]: For program point L5995-2(line 5995) no Hoare annotation was computed. [2021-10-11 02:29:30,405 INFO L262 CegarLoopResult]: For program point L5995-3(line 5995) no Hoare annotation was computed. [2021-10-11 02:29:30,405 INFO L258 CegarLoopResult]: At program point L6656-1(lines 6655 6657) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,405 INFO L258 CegarLoopResult]: At program point L6656(lines 6655 6657) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,406 INFO L258 CegarLoopResult]: At program point L6590-3(lines 1 6680) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,406 INFO L258 CegarLoopResult]: At program point L6590-2(lines 1 6680) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,406 INFO L262 CegarLoopResult]: For program point L5996-2(line 5996) no Hoare annotation was computed. [2021-10-11 02:29:30,406 INFO L262 CegarLoopResult]: For program point L5996(line 5996) no Hoare annotation was computed. [2021-10-11 02:29:30,406 INFO L262 CegarLoopResult]: For program point L5996-5(line 5996) no Hoare annotation was computed. [2021-10-11 02:29:30,406 INFO L262 CegarLoopResult]: For program point L5996-3(line 5996) no Hoare annotation was computed. [2021-10-11 02:29:30,407 INFO L262 CegarLoopResult]: For program point L5997(line 5997) no Hoare annotation was computed. [2021-10-11 02:29:30,407 INFO L262 CegarLoopResult]: For program point L5997-1(line 5997) no Hoare annotation was computed. [2021-10-11 02:29:30,407 INFO L258 CegarLoopResult]: At program point L5799(lines 5794 5801) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,407 INFO L258 CegarLoopResult]: At program point L5536-1(lines 5533 5538) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,407 INFO L258 CegarLoopResult]: At program point L5536(lines 5533 5538) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,407 INFO L258 CegarLoopResult]: At program point L6660(lines 6659 6661) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,407 INFO L262 CegarLoopResult]: For program point L6199(line 6199) no Hoare annotation was computed. [2021-10-11 02:29:30,408 INFO L258 CegarLoopResult]: At program point L5737(lines 5732 5739) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,408 INFO L258 CegarLoopResult]: At program point L5737-1(lines 5732 5739) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,408 INFO L262 CegarLoopResult]: For program point L6200(lines 6200 6207) no Hoare annotation was computed. [2021-10-11 02:29:30,408 INFO L258 CegarLoopResult]: At program point L5606(lines 5603 5608) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,408 INFO L258 CegarLoopResult]: At program point L5606-1(lines 5603 5608) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,408 INFO L258 CegarLoopResult]: At program point L6598(lines 6597 6599) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,409 INFO L258 CegarLoopResult]: At program point L6664(lines 6663 6665) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,409 INFO L258 CegarLoopResult]: At program point L6598-3(lines 6597 6599) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,409 INFO L258 CegarLoopResult]: At program point L6598-2(lines 6597 6599) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,409 INFO L258 CegarLoopResult]: At program point L6598-1(lines 6597 6599) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,409 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,409 INFO L262 CegarLoopResult]: For program point L6202(lines 6202 6205) no Hoare annotation was computed. [2021-10-11 02:29:30,410 INFO L262 CegarLoopResult]: For program point L6268(line 6268) no Hoare annotation was computed. [2021-10-11 02:29:30,410 INFO L262 CegarLoopResult]: For program point L6004-1(lines 6004 6007) no Hoare annotation was computed. [2021-10-11 02:29:30,410 INFO L262 CegarLoopResult]: For program point L6004(lines 6004 6007) no Hoare annotation was computed. [2021-10-11 02:29:30,410 INFO L262 CegarLoopResult]: For program point L6269(lines 6269 6277) no Hoare annotation was computed. [2021-10-11 02:29:30,410 INFO L258 CegarLoopResult]: At program point L5543(lines 1 6680) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,410 INFO L262 CegarLoopResult]: For program point L6271(lines 6271 6275) no Hoare annotation was computed. [2021-10-11 02:29:30,410 INFO L258 CegarLoopResult]: At program point L6602(lines 6601 6603) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,411 INFO L258 CegarLoopResult]: At program point L6668(lines 6667 6669) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,411 INFO L265 CegarLoopResult]: At program point L5677(lines 6577 6588) the Hoare annotation is: true [2021-10-11 02:29:30,411 INFO L258 CegarLoopResult]: At program point L6470(lines 6467 6472) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_ldv_set_is_empty_#res|) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,411 INFO L262 CegarLoopResult]: For program point L6009(lines 6009 6012) no Hoare annotation was computed. [2021-10-11 02:29:30,411 INFO L262 CegarLoopResult]: For program point L6009-1(lines 6009 6012) no Hoare annotation was computed. [2021-10-11 02:29:30,411 INFO L258 CegarLoopResult]: At program point L5745(lines 5740 5747) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,412 INFO L258 CegarLoopResult]: At program point L5745-1(lines 5740 5747) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,412 INFO L258 CegarLoopResult]: At program point L6671-1(lines 1 6680) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,412 INFO L258 CegarLoopResult]: At program point L6671(lines 1 6680) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,412 INFO L262 CegarLoopResult]: For program point L5614(line 5614) no Hoare annotation was computed. [2021-10-11 02:29:30,412 INFO L262 CegarLoopResult]: For program point L5680(line 5680) no Hoare annotation was computed. [2021-10-11 02:29:30,412 INFO L258 CegarLoopResult]: At program point L5614-3(lines 5609 5616) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,412 INFO L262 CegarLoopResult]: For program point L5614-4(line 5614) no Hoare annotation was computed. [2021-10-11 02:29:30,413 INFO L262 CegarLoopResult]: For program point L5614-2(line 5614) no Hoare annotation was computed. [2021-10-11 02:29:30,413 INFO L258 CegarLoopResult]: At program point L5614-7(lines 5609 5616) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,413 INFO L262 CegarLoopResult]: For program point L5614-6(line 5614) no Hoare annotation was computed. [2021-10-11 02:29:30,413 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,413 INFO L262 CegarLoopResult]: For program point L6209(line 6209) no Hoare annotation was computed. [2021-10-11 02:29:30,413 INFO L262 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,413 INFO L262 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,414 INFO L258 CegarLoopResult]: At program point L-1-4(line -1) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,414 INFO L262 CegarLoopResult]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,414 INFO L258 CegarLoopResult]: At program point L-1-7(line -1) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,414 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5681) no Hoare annotation was computed. [2021-10-11 02:29:30,414 INFO L262 CegarLoopResult]: For program point L-1-8(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,414 INFO L262 CegarLoopResult]: For program point L-1-9(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,415 INFO L262 CegarLoopResult]: For program point L-1-10(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,415 INFO L262 CegarLoopResult]: For program point L-1-11(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,415 INFO L258 CegarLoopResult]: At program point L-1-13(line -1) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,415 INFO L258 CegarLoopResult]: At program point L6606(lines 6605 6607) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,415 INFO L258 CegarLoopResult]: At program point L-1-15(line -1) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,415 INFO L262 CegarLoopResult]: For program point L-1-16(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,415 INFO L258 CegarLoopResult]: At program point L-1-18(line -1) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,416 INFO L258 CegarLoopResult]: At program point L-1-20(line -1) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,416 INFO L262 CegarLoopResult]: For program point L-1-21(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,416 INFO L262 CegarLoopResult]: For program point L5946(lines 5946 5949) no Hoare annotation was computed. [2021-10-11 02:29:30,416 INFO L262 CegarLoopResult]: For program point L5880-2(lines 5880 5883) no Hoare annotation was computed. [2021-10-11 02:29:30,416 INFO L262 CegarLoopResult]: For program point L5946-1(lines 5946 5949) no Hoare annotation was computed. [2021-10-11 02:29:30,416 INFO L262 CegarLoopResult]: For program point L5880(lines 5880 5883) no Hoare annotation was computed. [2021-10-11 02:29:30,416 INFO L262 CegarLoopResult]: For program point L5880-5(lines 5880 5883) no Hoare annotation was computed. [2021-10-11 02:29:30,417 INFO L262 CegarLoopResult]: For program point L5880-3(lines 5880 5883) no Hoare annotation was computed. [2021-10-11 02:29:30,417 INFO L262 CegarLoopResult]: For program point L6013(lines 6013 6016) no Hoare annotation was computed. [2021-10-11 02:29:30,417 INFO L262 CegarLoopResult]: For program point L6013-1(lines 6013 6016) no Hoare annotation was computed. [2021-10-11 02:29:30,417 INFO L258 CegarLoopResult]: At program point L6675(lines 6674 6676) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,417 INFO L262 CegarLoopResult]: For program point L6279(line 6279) no Hoare annotation was computed. [2021-10-11 02:29:30,417 INFO L262 CegarLoopResult]: For program point L6280-2(lines 6255 6301) no Hoare annotation was computed. [2021-10-11 02:29:30,417 INFO L262 CegarLoopResult]: For program point L6280(lines 6280 6284) no Hoare annotation was computed. [2021-10-11 02:29:30,418 INFO L258 CegarLoopResult]: At program point L6082(lines 6077 6084) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,418 INFO L258 CegarLoopResult]: At program point L5752-1(lines 5748 5754) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,418 INFO L258 CegarLoopResult]: At program point L5752-2(lines 5918 5922) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,418 INFO L258 CegarLoopResult]: At program point L5752(lines 5748 5754) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,418 INFO L258 CegarLoopResult]: At program point L5752-4(lines 5918 5922) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,418 INFO L262 CegarLoopResult]: For program point L6149(lines 6149 6308) no Hoare annotation was computed. [2021-10-11 02:29:30,418 INFO L262 CegarLoopResult]: For program point L5885-2(lines 5885 5902) no Hoare annotation was computed. [2021-10-11 02:29:30,419 INFO L262 CegarLoopResult]: For program point L5885-3(lines 5885 5902) no Hoare annotation was computed. [2021-10-11 02:29:30,419 INFO L262 CegarLoopResult]: For program point L5885(lines 5885 5902) no Hoare annotation was computed. [2021-10-11 02:29:30,419 INFO L265 CegarLoopResult]: At program point L5687(lines 5686 5689) the Hoare annotation is: true [2021-10-11 02:29:30,419 INFO L265 CegarLoopResult]: At program point L5687-1(lines 5686 5689) the Hoare annotation is: true [2021-10-11 02:29:30,419 INFO L262 CegarLoopResult]: For program point L5885-5(lines 5885 5902) no Hoare annotation was computed. [2021-10-11 02:29:30,419 INFO L265 CegarLoopResult]: At program point L5687-2(lines 5686 5689) the Hoare annotation is: true [2021-10-11 02:29:30,419 INFO L265 CegarLoopResult]: At program point L5687-3(lines 5686 5689) the Hoare annotation is: true [2021-10-11 02:29:30,420 INFO L262 CegarLoopResult]: For program point L6150(line 6150) no Hoare annotation was computed. [2021-10-11 02:29:30,420 INFO L262 CegarLoopResult]: For program point L6216(line 6216) no Hoare annotation was computed. [2021-10-11 02:29:30,420 INFO L262 CegarLoopResult]: For program point L6018(lines 6018 6028) no Hoare annotation was computed. [2021-10-11 02:29:30,420 INFO L262 CegarLoopResult]: For program point L5952-1(lines 5952 6049) no Hoare annotation was computed. [2021-10-11 02:29:30,420 INFO L262 CegarLoopResult]: For program point L6018-3(lines 6018 6028) no Hoare annotation was computed. [2021-10-11 02:29:30,420 INFO L262 CegarLoopResult]: For program point L5952(lines 5952 6049) no Hoare annotation was computed. [2021-10-11 02:29:30,420 INFO L262 CegarLoopResult]: For program point L6018-2(lines 6003 6049) no Hoare annotation was computed. [2021-10-11 02:29:30,420 INFO L262 CegarLoopResult]: For program point L6018-5(lines 6003 6049) no Hoare annotation was computed. [2021-10-11 02:29:30,421 INFO L258 CegarLoopResult]: At program point L6613-3(lines 6612 6614) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,421 INFO L258 CegarLoopResult]: At program point L5556-1(lines 5553 5558) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,421 INFO L258 CegarLoopResult]: At program point L5490(lines 5486 5492) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,421 INFO L258 CegarLoopResult]: At program point L6613-2(lines 6612 6614) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,421 INFO L258 CegarLoopResult]: At program point L6613-1(lines 6612 6614) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,421 INFO L258 CegarLoopResult]: At program point L6613(lines 6612 6614) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,421 INFO L258 CegarLoopResult]: At program point L5556(lines 5553 5558) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,422 INFO L258 CegarLoopResult]: At program point L5490-1(lines 5486 5492) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,422 INFO L262 CegarLoopResult]: For program point L6151(lines 6151 6214) no Hoare annotation was computed. [2021-10-11 02:29:30,422 INFO L262 CegarLoopResult]: For program point L6217(lines 6217 6250) no Hoare annotation was computed. [2021-10-11 02:29:30,422 INFO L262 CegarLoopResult]: For program point L5953(lines 5953 5968) no Hoare annotation was computed. [2021-10-11 02:29:30,422 INFO L262 CegarLoopResult]: For program point L5953-1(lines 5953 5968) no Hoare annotation was computed. [2021-10-11 02:29:30,422 INFO L262 CegarLoopResult]: For program point L5624-1(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,422 INFO L262 CegarLoopResult]: For program point L5624-2(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,422 INFO L262 CegarLoopResult]: For program point L5624(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,423 INFO L262 CegarLoopResult]: For program point L5624-5(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,423 INFO L262 CegarLoopResult]: For program point L5624-6(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,423 INFO L262 CegarLoopResult]: For program point L5624-3(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,423 INFO L262 CegarLoopResult]: For program point L5624-4(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,423 INFO L262 CegarLoopResult]: For program point L5624-9(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,423 INFO L262 CegarLoopResult]: For program point L5624-10(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,423 INFO L262 CegarLoopResult]: For program point L5624-7(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,424 INFO L262 CegarLoopResult]: For program point L5624-8(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,424 INFO L262 CegarLoopResult]: For program point L6219(lines 6219 6247) no Hoare annotation was computed. [2021-10-11 02:29:30,424 INFO L262 CegarLoopResult]: For program point L5624-13(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,424 INFO L262 CegarLoopResult]: For program point L5624-14(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,424 INFO L262 CegarLoopResult]: For program point L5624-11(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,424 INFO L262 CegarLoopResult]: For program point L5624-12(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,424 INFO L262 CegarLoopResult]: For program point L5624-17(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,424 INFO L262 CegarLoopResult]: For program point L5624-18(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,425 INFO L262 CegarLoopResult]: For program point L6153(lines 6153 6211) no Hoare annotation was computed. [2021-10-11 02:29:30,425 INFO L262 CegarLoopResult]: For program point L5624-15(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,425 INFO L262 CegarLoopResult]: For program point L5624-16(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,425 INFO L262 CegarLoopResult]: For program point L5624-19(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,425 INFO L262 CegarLoopResult]: For program point L5624-20(lines 5624 5626) no Hoare annotation was computed. [2021-10-11 02:29:30,425 INFO L262 CegarLoopResult]: For program point L5823(lines 5823 5826) no Hoare annotation was computed. [2021-10-11 02:29:30,425 INFO L262 CegarLoopResult]: For program point L5823-1(lines 5823 5826) no Hoare annotation was computed. [2021-10-11 02:29:30,425 INFO L262 CegarLoopResult]: For program point L5625-2(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,426 INFO L258 CegarLoopResult]: At program point L6616-1(lines 6615 6617) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,426 INFO L262 CegarLoopResult]: For program point L5625(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,426 INFO L258 CegarLoopResult]: At program point L6616(lines 6615 6617) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,426 INFO L262 CegarLoopResult]: For program point L5625-6(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,426 INFO L262 CegarLoopResult]: For program point L5625-4(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,426 INFO L262 CegarLoopResult]: For program point L5625-10(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,426 INFO L262 CegarLoopResult]: For program point L6418-3(lines 6415 6444) no Hoare annotation was computed. [2021-10-11 02:29:30,426 INFO L262 CegarLoopResult]: For program point L5625-8(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,427 INFO L258 CegarLoopResult]: At program point L6418-2(lines 6418 6429) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_ldv_set_remove_~i~1) (= (_ bv0 32) (bvadd ULTIMATE.start_ldv_set_remove_~deleted_index~0 (_ bv1 32))) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,427 INFO L262 CegarLoopResult]: For program point L5625-14(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,427 INFO L262 CegarLoopResult]: For program point L6154(line 6154) no Hoare annotation was computed. [2021-10-11 02:29:30,427 INFO L262 CegarLoopResult]: For program point L6418-7(lines 6415 6444) no Hoare annotation was computed. [2021-10-11 02:29:30,427 INFO L262 CegarLoopResult]: For program point L5625-12(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,427 INFO L258 CegarLoopResult]: At program point L6418-6(lines 6418 6429) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_ldv_set_remove_~i~1) (= (_ bv0 32) (bvadd ULTIMATE.start_ldv_set_remove_~deleted_index~0 (_ bv1 32))) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,427 INFO L262 CegarLoopResult]: For program point L6220(line 6220) no Hoare annotation was computed. [2021-10-11 02:29:30,428 INFO L262 CegarLoopResult]: For program point L5625-18(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,428 INFO L262 CegarLoopResult]: For program point L5625-16(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,428 INFO L262 CegarLoopResult]: For program point L5625-22(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,428 INFO L262 CegarLoopResult]: For program point L5890(lines 5890 5893) no Hoare annotation was computed. [2021-10-11 02:29:30,428 INFO L262 CegarLoopResult]: For program point L5625-20(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,428 INFO L262 CegarLoopResult]: For program point L5625-26(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,428 INFO L262 CegarLoopResult]: For program point L5625-24(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,428 INFO L262 CegarLoopResult]: For program point L5890-1(lines 5890 5893) no Hoare annotation was computed. [2021-10-11 02:29:30,429 INFO L262 CegarLoopResult]: For program point L5625-30(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,429 INFO L262 CegarLoopResult]: For program point L5625-28(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,429 INFO L262 CegarLoopResult]: For program point L5625-34(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,429 INFO L262 CegarLoopResult]: For program point L5625-32(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,429 INFO L262 CegarLoopResult]: For program point L6419-1(lines 6419 6422) no Hoare annotation was computed. [2021-10-11 02:29:30,429 INFO L262 CegarLoopResult]: For program point L5625-38(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,429 INFO L262 CegarLoopResult]: For program point L6419(lines 6419 6422) no Hoare annotation was computed. [2021-10-11 02:29:30,429 INFO L262 CegarLoopResult]: For program point L5625-36(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,430 INFO L262 CegarLoopResult]: For program point L6419-3(lines 6419 6422) no Hoare annotation was computed. [2021-10-11 02:29:30,430 INFO L262 CegarLoopResult]: For program point L5625-40(line 5625) no Hoare annotation was computed. [2021-10-11 02:29:30,430 INFO L262 CegarLoopResult]: For program point L6419-2(lines 6419 6422) no Hoare annotation was computed. [2021-10-11 02:29:30,430 INFO L262 CegarLoopResult]: For program point L6155(lines 6155 6163) no Hoare annotation was computed. [2021-10-11 02:29:30,430 INFO L262 CegarLoopResult]: For program point L6221(lines 6221 6226) no Hoare annotation was computed. [2021-10-11 02:29:30,430 INFO L258 CegarLoopResult]: At program point L5759(lines 5755 5761) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,430 INFO L258 CegarLoopResult]: At program point L5759-1(lines 5755 5761) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,430 INFO L262 CegarLoopResult]: For program point L6024-1(lines 6024 6027) no Hoare annotation was computed. [2021-10-11 02:29:30,431 INFO L262 CegarLoopResult]: For program point L6024(lines 6024 6027) no Hoare annotation was computed. [2021-10-11 02:29:30,431 INFO L258 CegarLoopResult]: At program point L5694(lines 5691 5696) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,432 INFO L258 CegarLoopResult]: At program point L5694-3(lines 5691 5696) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,432 INFO L258 CegarLoopResult]: At program point L6619-1(lines 6618 6620) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,432 INFO L258 CegarLoopResult]: At program point L6619(lines 6618 6620) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,432 INFO L258 CegarLoopResult]: At program point L5694-4(lines 5691 5696) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,432 INFO L258 CegarLoopResult]: At program point L5694-1(lines 5691 5696) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,432 INFO L258 CegarLoopResult]: At program point L5694-2(lines 5691 5696) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,432 INFO L258 CegarLoopResult]: At program point L5694-7(lines 5691 5696) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,433 INFO L258 CegarLoopResult]: At program point L5694-5(lines 5691 5696) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,433 INFO L258 CegarLoopResult]: At program point L6619-3(lines 6618 6620) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,433 INFO L258 CegarLoopResult]: At program point L6619-2(lines 6618 6620) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,435 INFO L258 CegarLoopResult]: At program point L5694-6(lines 5691 5696) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,436 INFO L262 CegarLoopResult]: For program point L6157(lines 6157 6161) no Hoare annotation was computed. [2021-10-11 02:29:30,436 INFO L262 CegarLoopResult]: For program point L5894(lines 5894 5900) no Hoare annotation was computed. [2021-10-11 02:29:30,436 INFO L262 CegarLoopResult]: For program point L5894-1(lines 5894 5900) no Hoare annotation was computed. [2021-10-11 02:29:30,436 INFO L258 CegarLoopResult]: At program point L5498(lines 5493 5500) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,436 INFO L262 CegarLoopResult]: For program point L6423-1(lines 6423 6427) no Hoare annotation was computed. [2021-10-11 02:29:30,436 INFO L262 CegarLoopResult]: For program point L6423(lines 6423 6427) no Hoare annotation was computed. [2021-10-11 02:29:30,436 INFO L258 CegarLoopResult]: At program point L5498-1(lines 5493 5500) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,437 INFO L262 CegarLoopResult]: For program point L6291(line 6291) no Hoare annotation was computed. [2021-10-11 02:29:30,437 INFO L262 CegarLoopResult]: For program point L5961-3(lines 5961 5965) no Hoare annotation was computed. [2021-10-11 02:29:30,437 INFO L262 CegarLoopResult]: For program point L5961(lines 5961 5965) no Hoare annotation was computed. [2021-10-11 02:29:30,437 INFO L258 CegarLoopResult]: At program point L6622(lines 6621 6623) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,437 INFO L262 CegarLoopResult]: For program point L5565-2(lines 5565 5575) no Hoare annotation was computed. [2021-10-11 02:29:30,437 INFO L262 CegarLoopResult]: For program point L5565-3(lines 5565 5575) no Hoare annotation was computed. [2021-10-11 02:29:30,437 INFO L258 CegarLoopResult]: At program point L6622-3(lines 6621 6623) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,437 INFO L262 CegarLoopResult]: For program point L5565(lines 5565 5575) no Hoare annotation was computed. [2021-10-11 02:29:30,438 INFO L258 CegarLoopResult]: At program point L6622-2(lines 6621 6623) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,438 INFO L258 CegarLoopResult]: At program point L6622-1(lines 6621 6623) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,438 INFO L262 CegarLoopResult]: For program point L5565-1(lines 5565 5575) no Hoare annotation was computed. [2021-10-11 02:29:30,438 INFO L262 CegarLoopResult]: For program point L6292(lines 6292 6297) no Hoare annotation was computed. [2021-10-11 02:29:30,438 INFO L262 CegarLoopResult]: For program point L5830(lines 5830 5837) no Hoare annotation was computed. [2021-10-11 02:29:30,438 INFO L262 CegarLoopResult]: For program point L5830-1(lines 5830 5837) no Hoare annotation was computed. [2021-10-11 02:29:30,438 INFO L262 CegarLoopResult]: For program point L6029-3(lines 6029 6036) no Hoare annotation was computed. [2021-10-11 02:29:30,438 INFO L262 CegarLoopResult]: For program point L6029-1(lines 6029 6036) no Hoare annotation was computed. [2021-10-11 02:29:30,439 INFO L262 CegarLoopResult]: For program point L6228(line 6228) no Hoare annotation was computed. [2021-10-11 02:29:30,439 INFO L262 CegarLoopResult]: For program point L5634(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,439 INFO L262 CegarLoopResult]: For program point L5634-3(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,439 INFO L262 CegarLoopResult]: For program point L5634-4(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,439 INFO L262 CegarLoopResult]: For program point L5634-1(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,439 INFO L262 CegarLoopResult]: For program point L5634-2(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,439 INFO L262 CegarLoopResult]: For program point L5568(lines 5568 5572) no Hoare annotation was computed. [2021-10-11 02:29:30,439 INFO L262 CegarLoopResult]: For program point L5634-7(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,440 INFO L262 CegarLoopResult]: For program point L5634-8(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,440 INFO L262 CegarLoopResult]: For program point L5634-5(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,440 INFO L262 CegarLoopResult]: For program point L5568-3(lines 5568 5572) no Hoare annotation was computed. [2021-10-11 02:29:30,440 INFO L262 CegarLoopResult]: For program point L5634-6(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,440 INFO L262 CegarLoopResult]: For program point L5634-11(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,440 INFO L262 CegarLoopResult]: For program point L5634-12(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,440 INFO L262 CegarLoopResult]: For program point L5634-9(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,440 INFO L262 CegarLoopResult]: For program point L5634-10(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,441 INFO L262 CegarLoopResult]: For program point L5634-15(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,441 INFO L262 CegarLoopResult]: For program point L6229(lines 6229 6243) no Hoare annotation was computed. [2021-10-11 02:29:30,441 INFO L262 CegarLoopResult]: For program point L5634-13(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,441 INFO L262 CegarLoopResult]: For program point L5634-14(lines 5634 5641) no Hoare annotation was computed. [2021-10-11 02:29:30,441 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,441 INFO L258 CegarLoopResult]: At program point L6362(lines 6351 6364) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,441 INFO L258 CegarLoopResult]: At program point L6627-1(lines 6624 6628) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,441 INFO L258 CegarLoopResult]: At program point L6627(lines 6624 6628) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,442 INFO L258 CegarLoopResult]: At program point L6627-3(lines 6624 6628) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,442 INFO L258 CegarLoopResult]: At program point L6627-2(lines 6624 6628) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,442 INFO L262 CegarLoopResult]: For program point L6231(lines 6231 6236) no Hoare annotation was computed. [2021-10-11 02:29:30,442 INFO L258 CegarLoopResult]: At program point L6231-1(lines 6229 6242) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,442 INFO L262 CegarLoopResult]: For program point L6165(line 6165) no Hoare annotation was computed. [2021-10-11 02:29:30,442 INFO L258 CegarLoopResult]: At program point L6430-3(lines 1 6680) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_ldv_set_remove_~i~1) (= (_ bv0 32) (bvadd ULTIMATE.start_ldv_set_remove_~deleted_index~0 (_ bv1 32))) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,442 INFO L258 CegarLoopResult]: At program point L6430-1(lines 1 6680) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_ldv_set_remove_~i~1) (= (_ bv0 32) (bvadd ULTIMATE.start_ldv_set_remove_~deleted_index~0 (_ bv1 32))) (= (_ bv0 32) ~last_index~0)) [2021-10-11 02:29:30,442 INFO L262 CegarLoopResult]: For program point L6166(lines 6166 6171) no Hoare annotation was computed. [2021-10-11 02:29:30,443 INFO L262 CegarLoopResult]: For program point L6166-2(lines 6153 6211) no Hoare annotation was computed. [2021-10-11 02:29:30,443 INFO L258 CegarLoopResult]: At program point L5506(lines 5501 5508) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,443 INFO L258 CegarLoopResult]: At program point L5506-1(lines 5501 5508) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,443 INFO L262 CegarLoopResult]: For program point L6299(line 6299) no Hoare annotation was computed. [2021-10-11 02:29:30,443 INFO L258 CegarLoopResult]: At program point L6630(lines 6629 6631) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,443 INFO L258 CegarLoopResult]: At program point L6630-3(lines 6038 6041) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,443 INFO L258 CegarLoopResult]: At program point L6630-2(lines 6629 6631) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,444 INFO L258 CegarLoopResult]: At program point L6630-1(lines 6038 6041) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,444 INFO L258 CegarLoopResult]: At program point L6432-2(lines 6432 6439) the Hoare annotation is: false [2021-10-11 02:29:30,444 INFO L258 CegarLoopResult]: At program point L6432-6(lines 6432 6439) the Hoare annotation is: false [2021-10-11 02:29:30,444 INFO L262 CegarLoopResult]: For program point L6432-3(lines 6432 6439) no Hoare annotation was computed. [2021-10-11 02:29:30,444 INFO L262 CegarLoopResult]: For program point L6432-7(lines 6432 6439) no Hoare annotation was computed. [2021-10-11 02:29:30,444 INFO L262 CegarLoopResult]: For program point L5970(lines 5970 6001) no Hoare annotation was computed. [2021-10-11 02:29:30,444 INFO L262 CegarLoopResult]: For program point L5904-1(lines 5904 5907) no Hoare annotation was computed. [2021-10-11 02:29:30,444 INFO L262 CegarLoopResult]: For program point L5970-1(lines 5970 6001) no Hoare annotation was computed. [2021-10-11 02:29:30,445 INFO L262 CegarLoopResult]: For program point L5904(lines 5904 5907) no Hoare annotation was computed. [2021-10-11 02:29:30,445 INFO L258 CegarLoopResult]: At program point L5640-1(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,445 INFO L258 CegarLoopResult]: At program point L5640-2(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,445 INFO L258 CegarLoopResult]: At program point L5640(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,445 INFO L258 CegarLoopResult]: At program point L5640-5(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,446 INFO L258 CegarLoopResult]: At program point L5640-6(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,446 INFO L258 CegarLoopResult]: At program point L5640-3(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,446 INFO L258 CegarLoopResult]: At program point L5640-4(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,446 INFO L258 CegarLoopResult]: At program point L5640-9(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,446 INFO L262 CegarLoopResult]: For program point L6433-3(lines 6433 6436) no Hoare annotation was computed. [2021-10-11 02:29:30,446 INFO L262 CegarLoopResult]: For program point L6433-2(lines 6433 6436) no Hoare annotation was computed. [2021-10-11 02:29:30,446 INFO L258 CegarLoopResult]: At program point L5640-10(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,446 INFO L262 CegarLoopResult]: For program point L6433-1(lines 6433 6436) no Hoare annotation was computed. [2021-10-11 02:29:30,447 INFO L258 CegarLoopResult]: At program point L5640-7(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,447 INFO L262 CegarLoopResult]: For program point L6433(lines 6433 6436) no Hoare annotation was computed. [2021-10-11 02:29:30,447 INFO L258 CegarLoopResult]: At program point L5640-8(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,447 INFO L258 CegarLoopResult]: At program point L5640-13(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,447 INFO L258 CegarLoopResult]: At program point L5640-14(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,447 INFO L258 CegarLoopResult]: At program point L5640-11(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,447 INFO L258 CegarLoopResult]: At program point L5640-12(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,447 INFO L258 CegarLoopResult]: At program point L5640-15(lines 5627 5643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,448 INFO L262 CegarLoopResult]: For program point L5971(line 5971) no Hoare annotation was computed. [2021-10-11 02:29:30,448 INFO L262 CegarLoopResult]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2021-10-11 02:29:30,448 INFO L258 CegarLoopResult]: At program point L5576-1(lines 5559 5578) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,448 INFO L258 CegarLoopResult]: At program point L6633-1(lines 6632 6634) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,448 INFO L258 CegarLoopResult]: At program point L6633(lines 6632 6634) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,448 INFO L258 CegarLoopResult]: At program point L5576(lines 5559 5578) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,448 INFO L262 CegarLoopResult]: For program point L5973(lines 5973 5976) no Hoare annotation was computed. [2021-10-11 02:29:30,449 INFO L262 CegarLoopResult]: For program point L5973-1(lines 5973 5976) no Hoare annotation was computed. [2021-10-11 02:29:30,449 INFO L258 CegarLoopResult]: At program point L6370(lines 1 6680) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,449 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:29:30,449 INFO L258 CegarLoopResult]: At program point L5512-1(lines 5509 5514) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,449 INFO L258 CegarLoopResult]: At program point L5512(lines 5509 5514) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,449 INFO L258 CegarLoopResult]: At program point L6239(lines 6135 6314) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,449 INFO L258 CegarLoopResult]: At program point L6636(lines 6635 6637) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,450 INFO L262 CegarLoopResult]: For program point L6306(line 6306) no Hoare annotation was computed. [2021-10-11 02:29:30,450 INFO L258 CegarLoopResult]: At program point L5910(lines 5910 5911) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,450 INFO L258 CegarLoopResult]: At program point L5910-1(lines 5910 5911) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,450 INFO L262 CegarLoopResult]: For program point L6043(lines 6043 6048) no Hoare annotation was computed. [2021-10-11 02:29:30,450 INFO L262 CegarLoopResult]: For program point L6043-1(lines 6043 6048) no Hoare annotation was computed. [2021-10-11 02:29:30,450 INFO L258 CegarLoopResult]: At program point L6639(lines 6638 6640) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,450 INFO L258 CegarLoopResult]: At program point L5582(lines 5579 5584) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,450 INFO L258 CegarLoopResult]: At program point L5582-1(lines 5579 5584) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,451 INFO L258 CegarLoopResult]: At program point L6309(lines 6135 6314) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,451 INFO L262 CegarLoopResult]: For program point L5980-1(lines 5980 5983) no Hoare annotation was computed. [2021-10-11 02:29:30,451 INFO L262 CegarLoopResult]: For program point L5980(lines 5980 5983) no Hoare annotation was computed. [2021-10-11 02:29:30,451 INFO L262 CegarLoopResult]: For program point L5848(lines 5848 5854) no Hoare annotation was computed. [2021-10-11 02:29:30,451 INFO L258 CegarLoopResult]: At program point L5518(lines 5515 5520) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,451 INFO L258 CegarLoopResult]: At program point L5518-1(lines 5515 5520) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2021-10-11 02:29:30,451 INFO L262 CegarLoopResult]: For program point L6179(line 6179) no Hoare annotation was computed. [2021-10-11 02:29:30,451 INFO L262 CegarLoopResult]: For program point L6245(line 6245) no Hoare annotation was computed. [2021-10-11 02:29:30,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:29:30 BoogieIcfgContainer [2021-10-11 02:29:30,527 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:29:30,527 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:29:30,527 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:29:30,528 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:29:30,528 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:09" (3/4) ... [2021-10-11 02:29:30,531 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:29:30,575 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 234 nodes and edges [2021-10-11 02:29:30,580 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2021-10-11 02:29:30,584 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:29:30,589 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-11 02:29:30,593 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:29:30,627 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 1bv32 == \result && 0bv32 == last_index [2021-10-11 02:29:30,842 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94563ba3-be84-486f-ba3d-2f6acfb3ec68/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:29:30,842 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:29:30,846 INFO L168 Benchmark]: Toolchain (without parser) took 40409.79 ms. Allocated memory was 52.4 MB in the beginning and 585.1 MB in the end (delta: 532.7 MB). Free memory was 32.5 MB in the beginning and 511.7 MB in the end (delta: -479.2 MB). Peak memory consumption was 385.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:30,847 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.5 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:30,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2225.84 ms. Allocated memory was 52.4 MB in the beginning and 134.2 MB in the end (delta: 81.8 MB). Free memory was 32.2 MB in the beginning and 75.8 MB in the end (delta: -43.6 MB). Peak memory consumption was 60.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:30,848 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.29 ms. Allocated memory is still 134.2 MB. Free memory was 75.8 MB in the beginning and 64.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:30,849 INFO L168 Benchmark]: Boogie Preprocessor took 188.53 ms. Allocated memory is still 134.2 MB. Free memory was 64.3 MB in the beginning and 74.7 MB in the end (delta: -10.4 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:30,849 INFO L168 Benchmark]: RCFGBuilder took 16374.31 ms. Allocated memory was 134.2 MB in the beginning and 432.0 MB in the end (delta: 297.8 MB). Free memory was 74.3 MB in the beginning and 267.2 MB in the end (delta: -192.9 MB). Peak memory consumption was 172.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:30,850 INFO L168 Benchmark]: TraceAbstraction took 21093.56 ms. Allocated memory was 432.0 MB in the beginning and 585.1 MB in the end (delta: 153.1 MB). Free memory was 267.2 MB in the beginning and 221.7 MB in the end (delta: 45.4 MB). Peak memory consumption was 199.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:30,850 INFO L168 Benchmark]: Witness Printer took 315.19 ms. Allocated memory is still 585.1 MB. Free memory was 221.7 MB in the beginning and 511.7 MB in the end (delta: -290.0 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:30,852 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.5 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2225.84 ms. Allocated memory was 52.4 MB in the beginning and 134.2 MB in the end (delta: 81.8 MB). Free memory was 32.2 MB in the beginning and 75.8 MB in the end (delta: -43.6 MB). Peak memory consumption was 60.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 205.29 ms. Allocated memory is still 134.2 MB. Free memory was 75.8 MB in the beginning and 64.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 188.53 ms. Allocated memory is still 134.2 MB. Free memory was 64.3 MB in the beginning and 74.7 MB in the end (delta: -10.4 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 16374.31 ms. Allocated memory was 134.2 MB in the beginning and 432.0 MB in the end (delta: 297.8 MB). Free memory was 74.3 MB in the beginning and 267.2 MB in the end (delta: -192.9 MB). Peak memory consumption was 172.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21093.56 ms. Allocated memory was 432.0 MB in the beginning and 585.1 MB in the end (delta: 153.1 MB). Free memory was 267.2 MB in the beginning and 221.7 MB in the end (delta: 45.4 MB). Peak memory consumption was 199.6 MB. Max. memory is 16.1 GB. * Witness Printer took 315.19 ms. Allocated memory is still 585.1 MB. Free memory was 221.7 MB in the beginning and 511.7 MB in the end (delta: -290.0 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5681]: 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 1 specifications checked. All of them hold - InvariantResult [Line: 5691]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5748]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6418]: Loop Invariant Derived loop invariant: (0bv32 == i && 0bv32 == ~bvadd16(deleted_index, 1bv32)) && 0bv32 == last_index - InvariantResult [Line: 5515]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6229]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5691]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5748]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5515]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5691]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6629]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6618]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6038]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6618]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5918]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5609]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5691]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6629]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6618]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6418]: Loop Invariant Derived loop invariant: (0bv32 == i && 0bv32 == ~bvadd16(deleted_index, 1bv32)) && 0bv32 == last_index - InvariantResult [Line: 5691]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6038]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6618]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5691]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5603]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5691]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5603]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5691]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6624]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6624]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6135]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6659]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_2 && 0bv32 == last_index - InvariantResult [Line: 5521]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6624]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6615]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5609]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5521]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6077]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && 0bv32 == last_index - InvariantResult [Line: 6624]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6615]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5509]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5486]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6467]: Loop Invariant Derived loop invariant: 1bv32 == \result && 0bv32 == last_index - InvariantResult [Line: 5509]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5553]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5553]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5585]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6612]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5926]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6612]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5926]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5486]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6612]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6667]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6645]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && 0bv32 == last_index - InvariantResult [Line: 6612]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6601]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5493]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5585]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5493]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5775]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6114]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && 0bv32 == last_index - InvariantResult [Line: 5775]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5501]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5724]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5724]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5501]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5732]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5755]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6351]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && 0bv32 == last_index - InvariantResult [Line: 5732]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && 0bv32 == last_index - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_2 && 0bv32 == last_index - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_2 && 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5533]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5755]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5533]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5740]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5740]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6655]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6655]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6597]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5910]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6597]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5910]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6597]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5918]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == i && 0bv32 == ~bvadd16(deleted_index, 1bv32)) && 0bv32 == last_index - InvariantResult [Line: 6135]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6597]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5918]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6674]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6663]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5627]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == i && 0bv32 == ~bvadd16(deleted_index, 1bv32)) && 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5579]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5579]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6649]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6605]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6638]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6649]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6635]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5860]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5860]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_2 && 0bv32 == last_index - InvariantResult [Line: 5841]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5559]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6621]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5559]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6621]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5918]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6632]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6621]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_2 && 0bv32 == last_index - InvariantResult [Line: 6632]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6621]: Loop Invariant Derived loop invariant: 0bv32 == last_index - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 377 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.1s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3930 SDtfs, 2383 SDslu, 3891 SDs, 0 SdLazy, 95 SolverSat, 15 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1164 GetRequests, 1133 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1532occurred in iteration=5, 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, 6 MinimizatonAttempts, 1468 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 158 LocationsWithAnnotation, 158 PreInvPairs, 757 NumberOfFragments, 538 HoareAnnotationTreeSize, 158 FomulaSimplifications, 12743 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 158 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 763 NumberOfCodeBlocks, 763 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1162 ConstructedInterpolants, 0 QuantifiedInterpolants, 115246 SizeOfPredicates, 18 NumberOfNonLiveVariables, 6226 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 18 InterpolantComputations, 6 PerfectInterpolantSequences, 119/131 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...