./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 ............................................................................................................................................ 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_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:43:02,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:43:02,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:43:02,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:43:02,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:43:02,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:43:02,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:43:02,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:43:02,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:43:02,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:43:02,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:43:02,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:43:02,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:43:02,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:43:02,671 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:43:02,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:43:02,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:43:02,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:43:02,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:43:02,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:43:02,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:43:02,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:43:02,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:43:02,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:43:02,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:43:02,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:43:02,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:43:02,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:43:02,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:43:02,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:43:02,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:43:02,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:43:02,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:43:02,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:43:02,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:43:02,700 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:43:02,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:43:02,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:43:02,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:43:02,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:43:02,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:43:02,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:43:02,731 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:43:02,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:43:02,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:43:02,733 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:43:02,733 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:43:02,733 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:43:02,733 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:43:02,734 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:43:02,734 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:43:02,734 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:43:02,734 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:43:02,734 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:43:02,735 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:43:02,735 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:43:02,735 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:43:02,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:43:02,736 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:43:02,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:43:02,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:43:02,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:43:02,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:43:02,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:43:02,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:43:02,738 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:43:02,738 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:43:02,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:43:02,738 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:43:02,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:43:02,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:43:02,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:43:02,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:43:02,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:43:02,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:43:02,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:43:02,740 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:43:02,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:43:02,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:43:02,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:43:02,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:43:02,742 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_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2021-10-24 10:43:02,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:43:03,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:43:03,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:43:03,016 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:43:03,017 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:43:03,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-10-24 10:43:03,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/data/c1418c1d4/bd306f44babb412b94e56a7c28fd0040/FLAGce8777090 [2021-10-24 10:43:03,820 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:43:03,821 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-10-24 10:43:03,866 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/data/c1418c1d4/bd306f44babb412b94e56a7c28fd0040/FLAGce8777090 [2021-10-24 10:43:03,936 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/data/c1418c1d4/bd306f44babb412b94e56a7c28fd0040 [2021-10-24 10:43:03,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:43:03,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:43:03,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:43:03,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:43:03,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:43:03,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:43:03" (1/1) ... [2021-10-24 10:43:03,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6646c9b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:03, skipping insertion in model container [2021-10-24 10:43:03,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:43:03" (1/1) ... [2021-10-24 10:43:03,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:43:04,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:43:04,329 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-10-24 10:43:05,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:43:05,488 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) [2021-10-24 10:43:05,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f853bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:05, skipping insertion in model container [2021-10-24 10:43:05,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:43:05,490 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:43:05,492 INFO L168 Benchmark]: Toolchain (without parser) took 1546.17 ms. Allocated memory is still 109.1 MB. Free memory was 63.7 MB in the beginning and 52.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2021-10-24 10:43:05,493 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 109.1 MB. Free memory was 85.0 MB in the beginning and 84.9 MB in the end (delta: 56.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:43:05,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1541.84 ms. Allocated memory is still 109.1 MB. Free memory was 63.5 MB in the beginning and 52.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2021-10-24 10:43:05,495 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 109.1 MB. Free memory was 85.0 MB in the beginning and 84.9 MB in the end (delta: 56.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1541.84 ms. Allocated memory is still 109.1 MB. Free memory was 63.5 MB in the beginning and 52.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2977]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:43:07,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:43:07,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:43:07,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:43:07,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:43:07,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:43:07,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:43:07,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:43:07,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:43:07,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:43:07,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:43:07,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:43:07,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:43:07,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:43:07,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:43:07,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:43:07,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:43:07,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:43:07,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:43:07,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:43:07,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:43:07,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:43:07,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:43:07,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:43:07,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:43:07,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:43:07,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:43:07,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:43:07,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:43:07,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:43:07,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:43:07,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:43:07,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:43:07,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:43:07,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:43:07,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:43:07,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:43:07,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:43:07,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:43:07,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:43:07,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:43:07,846 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:43:07,893 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:43:07,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:43:07,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:43:07,895 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:43:07,895 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:43:07,896 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:43:07,896 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:43:07,896 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:43:07,896 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:43:07,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:43:07,899 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:43:07,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:43:07,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:43:07,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:43:07,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:43:07,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:43:07,901 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:43:07,901 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:43:07,902 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:43:07,902 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:43:07,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:43:07,902 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:43:07,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:43:07,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:43:07,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:43:07,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:43:07,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:43:07,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:43:07,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:43:07,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:43:07,905 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:43:07,905 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:43:07,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:43:07,906 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:43:07,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:43:07,907 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_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2021-10-24 10:43:08,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:43:08,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:43:08,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:43:08,270 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:43:08,271 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:43:08,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-10-24 10:43:08,348 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/data/539cab198/d6b5cc0bfa164ac486a0ebb6d377b2a7/FLAG5ed3bb3f7 [2021-10-24 10:43:09,154 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:43:09,155 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-10-24 10:43:09,202 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/data/539cab198/d6b5cc0bfa164ac486a0ebb6d377b2a7/FLAG5ed3bb3f7 [2021-10-24 10:43:09,279 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/data/539cab198/d6b5cc0bfa164ac486a0ebb6d377b2a7 [2021-10-24 10:43:09,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:43:09,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:43:09,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:43:09,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:43:09,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:43:09,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:43:09" (1/1) ... [2021-10-24 10:43:09,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@501e7420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:09, skipping insertion in model container [2021-10-24 10:43:09,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:43:09" (1/1) ... [2021-10-24 10:43:09,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:43:09,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:43:09,679 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-10-24 10:43:11,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:43:11,276 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:43:11,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:43:11,301 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-10-24 10:43:11,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:43:11,459 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:43:11,470 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-10-24 10:43:11,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:43:11,813 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:43:11,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11 WrapperNode [2021-10-24 10:43:11,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:43:11,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:43:11,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:43:11,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:43:11,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (1/1) ... [2021-10-24 10:43:11,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (1/1) ... [2021-10-24 10:43:12,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:43:12,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:43:12,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:43:12,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:43:12,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (1/1) ... [2021-10-24 10:43:12,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (1/1) ... [2021-10-24 10:43:12,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (1/1) ... [2021-10-24 10:43:12,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (1/1) ... [2021-10-24 10:43:12,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (1/1) ... [2021-10-24 10:43:12,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (1/1) ... [2021-10-24 10:43:12,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (1/1) ... [2021-10-24 10:43:12,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:43:12,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:43:12,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:43:12,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:43:12,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (1/1) ... [2021-10-24 10:43:12,233 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:43:12,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:43:12,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:43:12,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:43:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 10:43:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-24 10:43:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:43:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-24 10:43:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-24 10:43:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-24 10:43:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:43:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:43:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-24 10:43:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-24 10:43:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-24 10:43:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-24 10:43:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:43:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-24 10:43:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-24 10:43:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-24 10:43:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-24 10:43:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-24 10:43:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-24 10:43:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-24 10:43:20,318 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:43:20,318 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-24 10:43:20,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:43:20 BoogieIcfgContainer [2021-10-24 10:43:20,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:43:20,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:43:20,323 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:43:20,326 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:43:20,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:43:09" (1/3) ... [2021-10-24 10:43:20,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31b64269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:43:20, skipping insertion in model container [2021-10-24 10:43:20,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:43:11" (2/3) ... [2021-10-24 10:43:20,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31b64269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:43:20, skipping insertion in model container [2021-10-24 10:43:20,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:43:20" (3/3) ... [2021-10-24 10:43:20,329 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inw_p.i [2021-10-24 10:43:20,334 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:43:20,335 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-24 10:43:20,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31b64269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:43:20, skipping insertion in model container [2021-10-24 10:43:20,336 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:43:20,337 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:43:20,337 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:43:20,338 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:43:20,338 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:43:20" (3/3) ... [2021-10-24 10:43:20,341 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:43:20,378 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-24 10:43:20,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-10-24 10:43:20,386 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-24 10:43:20,389 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-24 10:43:20,393 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:43:20,396 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:43:20,627 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:43:20,627 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:43:20,629 INFO L168 Benchmark]: Toolchain (without parser) took 11344.85 ms. Allocated memory was 62.9 MB in the beginning and 220.2 MB in the end (delta: 157.3 MB). Free memory was 44.4 MB in the beginning and 156.1 MB in the end (delta: -111.7 MB). Peak memory consumption was 139.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:43:20,630 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 52.4 MB. Free memory was 33.3 MB in the beginning and 33.2 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:43:20,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2528.56 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 44.0 MB in the beginning and 37.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 16.1 GB. [2021-10-24 10:43:20,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 301.15 ms. Allocated memory is still 79.7 MB. Free memory was 37.2 MB in the beginning and 42.8 MB in the end (delta: -5.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:43:20,631 INFO L168 Benchmark]: Boogie Preprocessor took 107.98 ms. Allocated memory is still 79.7 MB. Free memory was 42.8 MB in the beginning and 33.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:43:20,632 INFO L168 Benchmark]: RCFGBuilder took 8095.51 ms. Allocated memory was 79.7 MB in the beginning and 220.2 MB in the end (delta: 140.5 MB). Free memory was 32.6 MB in the beginning and 81.2 MB in the end (delta: -48.5 MB). Peak memory consumption was 103.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:43:20,632 INFO L168 Benchmark]: TraceAbstraction took 14.23 ms. Allocated memory is still 220.2 MB. Free memory was 81.2 MB in the beginning and 80.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:43:20,633 INFO L168 Benchmark]: Witness Printer took 290.28 ms. Allocated memory is still 220.2 MB. Free memory was 80.1 MB in the beginning and 156.1 MB in the end (delta: -75.9 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:43:20,635 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 52.4 MB. Free memory was 33.3 MB in the beginning and 33.2 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2528.56 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 44.0 MB in the beginning and 37.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 301.15 ms. Allocated memory is still 79.7 MB. Free memory was 37.2 MB in the beginning and 42.8 MB in the end (delta: -5.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 107.98 ms. Allocated memory is still 79.7 MB. Free memory was 42.8 MB in the beginning and 33.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8095.51 ms. Allocated memory was 79.7 MB in the beginning and 220.2 MB in the end (delta: 140.5 MB). Free memory was 32.6 MB in the beginning and 81.2 MB in the end (delta: -48.5 MB). Peak memory consumption was 103.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14.23 ms. Allocated memory is still 220.2 MB. Free memory was 81.2 MB in the beginning and 80.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 290.28 ms. Allocated memory is still 220.2 MB. Free memory was 80.1 MB in the beginning and 156.1 MB in the end (delta: -75.9 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-10-24 10:43:20,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd6abc5-8549-4c12-946d-2457f2df906e/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...