./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs --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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 15:50:06,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 15:50:06,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 15:50:06,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 15:50:06,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 15:50:06,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 15:50:06,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 15:50:06,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 15:50:06,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 15:50:06,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 15:50:06,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 15:50:06,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 15:50:06,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 15:50:06,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 15:50:06,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 15:50:06,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 15:50:06,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 15:50:06,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 15:50:06,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 15:50:06,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 15:50:06,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 15:50:06,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 15:50:06,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 15:50:06,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 15:50:06,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 15:50:06,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 15:50:06,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 15:50:06,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 15:50:06,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 15:50:06,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 15:50:06,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 15:50:06,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 15:50:06,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 15:50:06,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 15:50:06,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 15:50:06,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 15:50:06,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 15:50:06,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 15:50:06,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 15:50:06,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 15:50:06,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 15:50:06,880 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 15:50:06,919 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 15:50:06,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 15:50:06,920 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 15:50:06,921 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 15:50:06,921 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 15:50:06,921 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 15:50:06,922 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 15:50:06,922 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 15:50:06,922 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 15:50:06,922 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 15:50:06,923 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 15:50:06,923 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 15:50:06,923 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 15:50:06,924 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 15:50:06,924 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 15:50:06,924 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 15:50:06,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 15:50:06,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 15:50:06,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 15:50:06,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 15:50:06,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 15:50:06,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 15:50:06,927 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 15:50:06,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 15:50:06,928 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 15:50:06,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 15:50:06,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 15:50:06,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 15:50:06,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 15:50:06,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 15:50:06,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 15:50:06,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 15:50:06,930 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 15:50:06,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 15:50:06,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 15:50:06,931 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 15:50:06,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 15:50:06,932 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_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-19 15:50:07,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 15:50:07,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 15:50:07,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 15:50:07,353 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 15:50:07,354 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 15:50:07,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-19 15:50:07,459 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/data/f416e0cd8/1bac0f1298aa4d2893f8fa14d53a275e/FLAGa26677d23 [2021-11-19 15:50:08,334 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 15:50:08,336 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-19 15:50:08,395 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/data/f416e0cd8/1bac0f1298aa4d2893f8fa14d53a275e/FLAGa26677d23 [2021-11-19 15:50:08,841 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/data/f416e0cd8/1bac0f1298aa4d2893f8fa14d53a275e [2021-11-19 15:50:08,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 15:50:08,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 15:50:08,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 15:50:08,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 15:50:08,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 15:50:08,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:50:08" (1/1) ... [2021-11-19 15:50:08,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dbe0677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:50:08, skipping insertion in model container [2021-11-19 15:50:08,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:50:08" (1/1) ... [2021-11-19 15:50:08,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 15:50:08,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 15:50:10,646 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-19 15:50:10,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ad72731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:50:10, skipping insertion in model container [2021-11-19 15:50:10,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 15:50:10,651 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 15:50:10,654 INFO L158 Benchmark]: Toolchain (without parser) took 1806.61ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 44.7MB in the beginning and 61.1MB in the end (delta: -16.4MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-19 15:50:10,657 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory was 55.3MB in the beginning and 55.3MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 15:50:10,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1802.97ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 44.5MB in the beginning and 61.1MB in the end (delta: -16.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-19 15:50:10,662 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory was 55.3MB in the beginning and 55.3MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1802.97ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 44.5MB in the beginning and 61.1MB in the end (delta: -16.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs --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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 15:50:13,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 15:50:13,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 15:50:13,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 15:50:13,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 15:50:13,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 15:50:13,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 15:50:13,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 15:50:13,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 15:50:13,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 15:50:13,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 15:50:13,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 15:50:13,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 15:50:13,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 15:50:13,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 15:50:13,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 15:50:13,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 15:50:13,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 15:50:13,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 15:50:13,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 15:50:13,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 15:50:13,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 15:50:13,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 15:50:13,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 15:50:13,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 15:50:13,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 15:50:13,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 15:50:13,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 15:50:13,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 15:50:13,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 15:50:13,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 15:50:13,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 15:50:13,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 15:50:13,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 15:50:13,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 15:50:13,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 15:50:13,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 15:50:13,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 15:50:13,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 15:50:13,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 15:50:13,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 15:50:13,648 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 15:50:13,702 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 15:50:13,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 15:50:13,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 15:50:13,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 15:50:13,704 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 15:50:13,705 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 15:50:13,705 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 15:50:13,705 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 15:50:13,706 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 15:50:13,706 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 15:50:13,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 15:50:13,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 15:50:13,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 15:50:13,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 15:50:13,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 15:50:13,709 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 15:50:13,709 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 15:50:13,709 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 15:50:13,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 15:50:13,710 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 15:50:13,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 15:50:13,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 15:50:13,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 15:50:13,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 15:50:13,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 15:50:13,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 15:50:13,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 15:50:13,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 15:50:13,713 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 15:50:13,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 15:50:13,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 15:50:13,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 15:50:13,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 15:50:13,714 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_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-19 15:50:14,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 15:50:14,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 15:50:14,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 15:50:14,226 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 15:50:14,228 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 15:50:14,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-19 15:50:14,331 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/data/736bb4be7/50681b832ad24ed99a43582eb0efea5d/FLAGa67067fb3 [2021-11-19 15:50:15,420 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 15:50:15,421 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-19 15:50:15,466 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/data/736bb4be7/50681b832ad24ed99a43582eb0efea5d/FLAGa67067fb3 [2021-11-19 15:50:15,802 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4637c5ac-12f0-4c79-8202-b1c63d0bad97/bin/utaipan-UbGMyvGFUs/data/736bb4be7/50681b832ad24ed99a43582eb0efea5d [2021-11-19 15:50:15,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 15:50:15,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 15:50:15,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 15:50:15,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 15:50:15,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 15:50:15,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:50:15" (1/1) ... [2021-11-19 15:50:15,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c57938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:50:15, skipping insertion in model container [2021-11-19 15:50:15,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:50:15" (1/1) ... [2021-11-19 15:50:15,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 15:50:15,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 15:50:17,536 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-19 15:50:17,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10368f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:50:17, skipping insertion in model container [2021-11-19 15:50:17,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 15:50:17,539 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 15:50:17,542 INFO L158 Benchmark]: Toolchain (without parser) took 1733.82ms. Allocated memory is still 73.4MB. Free memory was 53.0MB in the beginning and 46.6MB in the end (delta: 6.4MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-11-19 15:50:17,544 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 73.4MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 15:50:17,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1730.51ms. Allocated memory is still 73.4MB. Free memory was 52.8MB in the beginning and 46.6MB in the end (delta: 6.2MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-11-19 15:50:17,551 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 73.4MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1730.51ms. Allocated memory is still 73.4MB. Free memory was 52.8MB in the beginning and 46.6MB in the end (delta: 6.2MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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