./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8 --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 5211e495247018138b8f223d6fcb849a545e3d13 ............................................................................................................................................ 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_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8 --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 5211e495247018138b8f223d6fcb849a545e3d13 .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:36:21,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:36:21,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:36:21,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:36:21,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:36:21,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:36:21,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:36:21,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:36:21,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:36:21,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:36:21,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:36:21,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:36:21,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:36:21,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:36:21,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:36:21,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:36:21,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:36:21,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:36:21,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:36:21,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:36:21,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:36:21,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:36:21,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:36:21,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:36:21,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:36:21,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:36:21,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:36:21,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:36:21,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:36:21,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:36:21,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:36:21,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:36:21,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:36:21,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:36:21,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:36:21,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:36:21,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:36:21,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:36:21,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:36:21,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:36:21,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:36:21,700 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:36:21,753 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:36:21,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:36:21,754 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:36:21,754 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:36:21,755 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:36:21,755 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:36:21,755 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:36:21,755 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:36:21,762 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:36:21,762 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:36:21,762 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:36:21,762 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:36:21,762 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:36:21,763 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:36:21,763 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:36:21,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:36:21,764 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:36:21,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:36:21,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:36:21,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:36:21,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:36:21,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:36:21,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:36:21,765 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:36:21,765 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:36:21,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:36:21,765 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:36:21,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:36:21,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:36:21,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:36:21,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:36:21,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:36:21,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:36:21,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:36:21,769 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:36:21,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:36:21,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:36:21,770 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:36:21,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:36:21,770 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_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5211e495247018138b8f223d6fcb849a545e3d13 [2021-10-13 07:36:22,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:36:22,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:36:22,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:36:22,140 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:36:22,140 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:36:22,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-13 07:36:22,219 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/data/69735fa41/5c10f2cdde9a4884838e3e769d1e6c9f/FLAG6f2ff9df1 [2021-10-13 07:36:22,944 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:36:22,945 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-13 07:36:22,990 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/data/69735fa41/5c10f2cdde9a4884838e3e769d1e6c9f/FLAG6f2ff9df1 [2021-10-13 07:36:23,091 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/data/69735fa41/5c10f2cdde9a4884838e3e769d1e6c9f [2021-10-13 07:36:23,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:36:23,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:36:23,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:36:23,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:36:23,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:36:23,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:36:23" (1/1) ... [2021-10-13 07:36:23,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c1767a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:23, skipping insertion in model container [2021-10-13 07:36:23,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:36:23" (1/1) ... [2021-10-13 07:36:23,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:36:23,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:36:23,437 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_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-13 07:36:24,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:36:24,653 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) [2021-10-13 07:36:24,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@683aea53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:24, skipping insertion in model container [2021-10-13 07:36:24,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:36:24,655 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:36:24,657 INFO L168 Benchmark]: Toolchain (without parser) took 1556.44 ms. Allocated memory is still 113.2 MB. Free memory was 64.9 MB in the beginning and 56.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:36:24,658 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 113.2 MB. Free memory is still 86.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:36:24,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1552.50 ms. Allocated memory is still 113.2 MB. Free memory was 64.7 MB in the beginning and 56.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:36:24,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 113.2 MB. Free memory is still 86.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1552.50 ms. Allocated memory is still 113.2 MB. Free memory was 64.7 MB in the beginning and 56.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2975]: 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-4e77c04 [2021-10-13 07:36:26,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:36:26,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:36:27,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:36:27,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:36:27,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:36:27,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:36:27,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:36:27,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:36:27,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:36:27,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:36:27,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:36:27,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:36:27,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:36:27,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:36:27,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:36:27,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:36:27,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:36:27,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:36:27,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:36:27,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:36:27,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:36:27,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:36:27,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:36:27,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:36:27,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:36:27,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:36:27,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:36:27,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:36:27,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:36:27,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:36:27,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:36:27,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:36:27,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:36:27,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:36:27,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:36:27,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:36:27,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:36:27,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:36:27,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:36:27,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:36:27,130 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:36:27,173 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:36:27,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:36:27,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:36:27,175 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:36:27,175 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:36:27,175 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:36:27,176 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:36:27,176 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:36:27,176 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:36:27,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:36:27,179 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:36:27,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:36:27,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:36:27,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:36:27,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:36:27,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:36:27,180 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:36:27,180 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:36:27,181 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:36:27,181 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:36:27,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:36:27,181 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:36:27,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:36:27,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:36:27,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:36:27,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:36:27,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:36:27,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:36:27,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:36:27,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:36:27,183 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:36:27,184 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:36:27,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:36:27,184 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:36:27,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:36:27,185 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_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5211e495247018138b8f223d6fcb849a545e3d13 [2021-10-13 07:36:27,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:36:27,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:36:27,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:36:27,647 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:36:27,648 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:36:27,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-13 07:36:27,723 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/data/d1de07ab3/368f8c3a9b0b4c89844d019c7f2963de/FLAGd6ebc22f7 [2021-10-13 07:36:28,544 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:36:28,544 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-13 07:36:28,578 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/data/d1de07ab3/368f8c3a9b0b4c89844d019c7f2963de/FLAGd6ebc22f7 [2021-10-13 07:36:28,682 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/data/d1de07ab3/368f8c3a9b0b4c89844d019c7f2963de [2021-10-13 07:36:28,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:36:28,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:36:28,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:36:28,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:36:28,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:36:28,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:36:28" (1/1) ... [2021-10-13 07:36:28,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a73935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:28, skipping insertion in model container [2021-10-13 07:36:28,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:36:28" (1/1) ... [2021-10-13 07:36:28,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:36:28,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:36:29,018 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_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-13 07:36:30,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:36:30,807 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 07:36:30,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:36:30,830 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_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-13 07:36:30,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:36:30,974 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:36:30,986 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_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-13 07:36:31,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:36:31,415 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:36:31,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31 WrapperNode [2021-10-13 07:36:31,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:36:31,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:36:31,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:36:31,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:36:31,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (1/1) ... [2021-10-13 07:36:31,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (1/1) ... [2021-10-13 07:36:31,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:36:31,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:36:31,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:36:31,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:36:31,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (1/1) ... [2021-10-13 07:36:31,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (1/1) ... [2021-10-13 07:36:31,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (1/1) ... [2021-10-13 07:36:31,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (1/1) ... [2021-10-13 07:36:31,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (1/1) ... [2021-10-13 07:36:31,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (1/1) ... [2021-10-13 07:36:31,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (1/1) ... [2021-10-13 07:36:31,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:36:31,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:36:31,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:36:31,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:36:31,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (1/1) ... [2021-10-13 07:36:31,865 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:36:31,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:36:31,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:36:31,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:36:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 07:36:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-13 07:36:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:36:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-13 07:36:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 07:36:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 07:36:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:36:32,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:36:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-13 07:36:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 07:36:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-13 07:36:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-13 07:36:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:36:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 07:36:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-13 07:36:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-13 07:36:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-13 07:36:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 07:36:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 07:36:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-13 07:36:40,492 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:36:40,492 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-13 07:36:40,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:36:40 BoogieIcfgContainer [2021-10-13 07:36:40,495 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:36:40,497 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:36:40,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:36:40,500 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:36:40,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:36:28" (1/3) ... [2021-10-13 07:36:40,500 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c074835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:36:40, skipping insertion in model container [2021-10-13 07:36:40,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:36:31" (2/3) ... [2021-10-13 07:36:40,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c074835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:36:40, skipping insertion in model container [2021-10-13 07:36:40,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:36:40" (3/3) ... [2021-10-13 07:36:40,502 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl.i [2021-10-13 07:36:40,508 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:36:40,508 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 07:36:40,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c074835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:36:40, skipping insertion in model container [2021-10-13 07:36:40,509 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:36:40,510 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:36:40,510 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:36:40,510 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:36:40,511 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:36:40" (3/3) ... [2021-10-13 07:36:40,514 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:36:40,547 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-13 07:36:40,551 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-10-13 07:36:40,555 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-13 07:36:40,558 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-13 07:36:40,561 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 07:36:40,564 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:36:40,755 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:36:40,755 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:36:40,757 INFO L168 Benchmark]: Toolchain (without parser) took 12069.40 ms. Allocated memory was 52.4 MB in the beginning and 182.5 MB in the end (delta: 130.0 MB). Free memory was 33.9 MB in the beginning and 69.4 MB in the end (delta: -35.5 MB). Peak memory consumption was 94.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:36:40,757 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:36:40,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2728.36 ms. Allocated memory was 52.4 MB in the beginning and 77.6 MB in the end (delta: 25.2 MB). Free memory was 33.6 MB in the beginning and 32.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:36:40,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 284.52 ms. Allocated memory is still 77.6 MB. Free memory was 32.4 MB in the beginning and 38.2 MB in the end (delta: -5.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:36:40,758 INFO L168 Benchmark]: Boogie Preprocessor took 153.63 ms. Allocated memory is still 77.6 MB. Free memory was 38.2 MB in the beginning and 28.0 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:36:40,759 INFO L168 Benchmark]: RCFGBuilder took 8638.08 ms. Allocated memory was 77.6 MB in the beginning and 182.5 MB in the end (delta: 104.9 MB). Free memory was 28.0 MB in the beginning and 100.8 MB in the end (delta: -72.8 MB). Peak memory consumption was 101.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:36:40,759 INFO L168 Benchmark]: TraceAbstraction took 12.71 ms. Allocated memory is still 182.5 MB. Free memory was 100.8 MB in the beginning and 99.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:36:40,760 INFO L168 Benchmark]: Witness Printer took 244.91 ms. Allocated memory is still 182.5 MB. Free memory was 99.8 MB in the beginning and 69.4 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:36:40,762 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 52.4 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2728.36 ms. Allocated memory was 52.4 MB in the beginning and 77.6 MB in the end (delta: 25.2 MB). Free memory was 33.6 MB in the beginning and 32.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 284.52 ms. Allocated memory is still 77.6 MB. Free memory was 32.4 MB in the beginning and 38.2 MB in the end (delta: -5.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 153.63 ms. Allocated memory is still 77.6 MB. Free memory was 38.2 MB in the beginning and 28.0 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8638.08 ms. Allocated memory was 77.6 MB in the beginning and 182.5 MB in the end (delta: 104.9 MB). Free memory was 28.0 MB in the beginning and 100.8 MB in the end (delta: -72.8 MB). Peak memory consumption was 101.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 12.71 ms. Allocated memory is still 182.5 MB. Free memory was 100.8 MB in the beginning and 99.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 244.91 ms. Allocated memory is still 182.5 MB. Free memory was 99.8 MB in the beginning and 69.4 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 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! [2021-10-13 07:36:40,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60693bd-f646-45a9-92d5-0d1ca8cddb2e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...