./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl --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 c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:41:43,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:41:43,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:41:43,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:41:43,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:41:43,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:41:43,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:41:43,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:41:43,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:41:43,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:41:43,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:41:43,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:41:43,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:41:43,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:41:43,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:41:43,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:41:43,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:41:43,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:41:43,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:41:43,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:41:43,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:41:43,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:41:43,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:41:43,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:41:43,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:41:43,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:41:43,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:41:43,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:41:43,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:41:43,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:41:43,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:41:43,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:41:43,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:41:43,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:41:43,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:41:43,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:41:43,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:41:43,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:41:43,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:41:43,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:41:43,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:41:43,186 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:41:43,237 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:41:43,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:41:43,238 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:41:43,238 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:41:43,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:41:43,247 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:41:43,247 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:41:43,247 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:41:43,247 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:41:43,248 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:41:43,249 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:41:43,249 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:41:43,250 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:41:43,250 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:41:43,250 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:41:43,251 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:41:43,251 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:41:43,251 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:41:43,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:41:43,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:41:43,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:41:43,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:41:43,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:41:43,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:41:43,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:41:43,254 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:41:43,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:41:43,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:41:43,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:41:43,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:41:43,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:41:43,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:41:43,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:41:43,259 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:41:43,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:41:43,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:41:43,259 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:41:43,260 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:41:43,260 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_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-23 17:41:43,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:41:43,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:41:43,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:41:43,640 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:41:43,641 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:41:43,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-23 17:41:43,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/data/dbe396d9a/0bfd2cf0722b490da8489f776f2cdf54/FLAG28e9355c6 [2021-11-23 17:41:44,639 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:41:44,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-23 17:41:44,689 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/data/dbe396d9a/0bfd2cf0722b490da8489f776f2cdf54/FLAG28e9355c6 [2021-11-23 17:41:45,189 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/data/dbe396d9a/0bfd2cf0722b490da8489f776f2cdf54 [2021-11-23 17:41:45,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:41:45,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:41:45,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:41:45,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:41:45,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:41:45,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:41:45" (1/1) ... [2021-11-23 17:41:45,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f0061d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:41:45, skipping insertion in model container [2021-11-23 17:41:45,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:41:45" (1/1) ... [2021-11-23 17:41:45,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:41:45,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:41:46,862 WARN L230 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_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-23 17:41:46,866 WARN L230 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_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-23 17:41:46,868 WARN L230 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_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-23 17:41:46,870 WARN L230 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_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-23 17:41:46,872 WARN L230 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_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-23 17:41:46,878 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-23 17:41:46,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47a8c03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:41:46, skipping insertion in model container [2021-11-23 17:41:46,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:41:46,879 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 17:41:46,882 INFO L158 Benchmark]: Toolchain (without parser) took 1683.89ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 74.5MB in the beginning and 90.0MB in the end (delta: -15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:41:46,883 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:41:46,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1678.96ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 74.5MB in the beginning and 90.0MB in the end (delta: -15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:41:46,886 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1678.96ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 74.5MB in the beginning and 90.0MB in the end (delta: -15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl --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 c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:41:49,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:41:49,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:41:49,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:41:49,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:41:49,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:41:49,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:41:49,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:41:49,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:41:49,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:41:49,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:41:49,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:41:49,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:41:49,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:41:49,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:41:49,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:41:49,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:41:49,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:41:49,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:41:49,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:41:49,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:41:49,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:41:49,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:41:49,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:41:49,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:41:49,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:41:49,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:41:49,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:41:49,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:41:49,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:41:49,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:41:49,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:41:49,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:41:49,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:41:49,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:41:49,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:41:49,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:41:49,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:41:49,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:41:49,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:41:49,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:41:49,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:41:49,750 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:41:49,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:41:49,752 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:41:49,752 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:41:49,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:41:49,753 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:41:49,754 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:41:49,754 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:41:49,755 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:41:49,755 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:41:49,756 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:41:49,757 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:41:49,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:41:49,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:41:49,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:41:49,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:41:49,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:41:49,760 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:41:49,760 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:41:49,761 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:41:49,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:41:49,761 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:41:49,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:41:49,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:41:49,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:41:49,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:41:49,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:41:49,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:41:49,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:41:49,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:41:49,764 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:41:49,764 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:41:49,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:41:49,765 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:41:49,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:41:49,765 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_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-23 17:41:50,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:41:50,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:41:50,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:41:50,202 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:41:50,203 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:41:50,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-23 17:41:50,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/data/54c0fb615/5dd12ac2ff564d878ff201b04457d9dc/FLAG42bd5910f [2021-11-23 17:41:51,216 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:41:51,216 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-23 17:41:51,268 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/data/54c0fb615/5dd12ac2ff564d878ff201b04457d9dc/FLAG42bd5910f [2021-11-23 17:41:51,776 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b683a172-a402-4209-802d-e9adabf6cc6c/bin/utaipan-fb15Y9Yzbl/data/54c0fb615/5dd12ac2ff564d878ff201b04457d9dc [2021-11-23 17:41:51,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:41:51,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:41:51,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:41:51,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:41:51,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:41:51,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:41:51" (1/1) ... [2021-11-23 17:41:51,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3641fff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:41:51, skipping insertion in model container [2021-11-23 17:41:51,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:41:51" (1/1) ... [2021-11-23 17:41:51,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:41:51,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:41:53,794 WARN L230 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_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-23 17:41:53,799 WARN L230 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_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-23 17:41:53,801 WARN L230 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_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-23 17:41:53,803 WARN L230 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_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-23 17:41:53,805 WARN L230 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_b683a172-a402-4209-802d-e9adabf6cc6c/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-23 17:41:53,813 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-23 17:41:53,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@bf2268e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:41:53, skipping insertion in model container [2021-11-23 17:41:53,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:41:53,815 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 17:41:53,817 INFO L158 Benchmark]: Toolchain (without parser) took 2034.68ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 36.6MB in the beginning and 51.4MB in the end (delta: -14.8MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-23 17:41:53,818 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 62.9MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:41:53,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2030.97ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 36.4MB in the beginning and 51.4MB in the end (delta: -15.0MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-23 17:41:53,822 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 62.9MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2030.97ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 36.4MB in the beginning and 51.4MB in the end (delta: -15.0MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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