./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:08:42,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:08:42,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:08:42,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:08:42,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:08:42,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:08:42,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:08:42,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:08:42,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:08:42,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:08:42,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:08:42,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:08:42,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:08:42,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:08:42,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:08:42,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:08:42,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:08:42,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:08:42,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:08:42,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:08:42,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:08:42,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:08:42,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:08:42,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:08:42,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:08:42,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:08:42,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:08:42,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:08:42,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:08:42,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:08:42,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:08:42,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:08:42,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:08:42,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:08:42,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:08:42,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:08:42,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:08:42,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:08:42,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:08:42,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:08:42,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:08:42,780 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 02:08:42,810 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:08:42,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:08:42,826 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:08:42,828 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:08:42,828 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:08:42,828 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:08:42,829 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:08:42,829 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:08:42,833 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:08:42,833 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:08:42,833 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:08:42,833 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:08:42,834 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:08:42,834 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:08:42,834 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:08:42,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:08:42,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:08:42,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:08:42,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:08:42,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:08:42,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:08:42,837 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:08:42,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:08:42,838 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:08:42,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:08:42,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:08:42,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:08:42,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:08:42,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:08:42,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:08:42,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:08:42,841 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:08:42,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:08:42,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:08:42,842 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:08:42,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:08:42,843 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_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2021-11-07 02:08:43,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:08:43,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:08:43,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:08:43,206 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:08:43,207 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:08:43,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-07 02:08:43,327 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/data/ace06e029/9d1e66b884744f048588545c3c655266/FLAGa0a22449a [2021-11-07 02:08:44,248 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:08:44,249 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-07 02:08:44,304 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/data/ace06e029/9d1e66b884744f048588545c3c655266/FLAGa0a22449a [2021-11-07 02:08:44,717 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/data/ace06e029/9d1e66b884744f048588545c3c655266 [2021-11-07 02:08:44,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:08:44,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:08:44,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:08:44,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:08:44,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:08:44,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:08:44" (1/1) ... [2021-11-07 02:08:44,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55b40f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:44, skipping insertion in model container [2021-11-07 02:08:44,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:08:44" (1/1) ... [2021-11-07 02:08:44,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:08:44,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:08:47,238 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-11-07 02:08:47,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d6ed1fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:47, skipping insertion in model container [2021-11-07 02:08:47,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:08:47,243 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:08:47,247 INFO L168 Benchmark]: Toolchain (without parser) took 2521.90 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 47.9 MB in the beginning and 71.4 MB in the end (delta: -23.5 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:08:47,249 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 88.1 MB. Free memory is still 40.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:08:47,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2513.70 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 47.7 MB in the beginning and 71.4 MB in the end (delta: -23.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:08:47,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 88.1 MB. Free memory is still 40.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2513.70 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 47.7 MB in the beginning and 71.4 MB in the end (delta: -23.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:08:49,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:08:49,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:08:49,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:08:49,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:08:49,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:08:49,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:08:49,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:08:49,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:08:49,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:08:49,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:08:49,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:08:49,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:08:49,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:08:49,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:08:49,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:08:49,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:08:50,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:08:50,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:08:50,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:08:50,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:08:50,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:08:50,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:08:50,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:08:50,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:08:50,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:08:50,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:08:50,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:08:50,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:08:50,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:08:50,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:08:50,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:08:50,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:08:50,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:08:50,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:08:50,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:08:50,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:08:50,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:08:50,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:08:50,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:08:50,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:08:50,037 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 02:08:50,090 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:08:50,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:08:50,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:08:50,092 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:08:50,092 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:08:50,093 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:08:50,093 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:08:50,093 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:08:50,093 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:08:50,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:08:50,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:08:50,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:08:50,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:08:50,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:08:50,097 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:08:50,097 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:08:50,097 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:08:50,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:08:50,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:08:50,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:08:50,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:08:50,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:08:50,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:08:50,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:08:50,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:08:50,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:08:50,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:08:50,100 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:08:50,100 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:08:50,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:08:50,101 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:08:50,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:08:50,101 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_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2021-11-07 02:08:50,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:08:50,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:08:50,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:08:50,556 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:08:50,557 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:08:50,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-07 02:08:50,661 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/data/7040b7655/fa700525a1f442348f490b306c5e7874/FLAGc9387c7b4 [2021-11-07 02:08:51,707 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:08:51,709 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-07 02:08:51,763 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/data/7040b7655/fa700525a1f442348f490b306c5e7874/FLAGc9387c7b4 [2021-11-07 02:08:52,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b66eca-2a22-4b07-b9b7-5e884ac06090/bin/utaipan-UUZaoUuFF8/data/7040b7655/fa700525a1f442348f490b306c5e7874 [2021-11-07 02:08:52,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:08:52,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:08:52,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:08:52,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:08:52,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:08:52,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:08:52" (1/1) ... [2021-11-07 02:08:52,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@caa2397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:52, skipping insertion in model container [2021-11-07 02:08:52,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:08:52" (1/1) ... [2021-11-07 02:08:52,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:08:52,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:08:54,838 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-11-07 02:08:54,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a04ee3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:54, skipping insertion in model container [2021-11-07 02:08:54,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:08:54,842 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:08:54,845 INFO L168 Benchmark]: Toolchain (without parser) took 2696.22 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 30.2 MB in the beginning and 50.4 MB in the end (delta: -20.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:08:54,847 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 58.7 MB. Free memory is still 39.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:08:54,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2691.08 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 30.0 MB in the beginning and 50.4 MB in the end (delta: -20.4 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:08:54,852 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 58.7 MB. Free memory is still 39.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2691.08 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 30.0 MB in the beginning and 50.4 MB in the end (delta: -20.4 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN