./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7 --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 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:30:52,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:30:52,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:30:52,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:30:52,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:30:52,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:30:52,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:30:52,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:30:52,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:30:52,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:30:52,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:30:52,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:30:52,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:30:52,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:30:52,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:30:52,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:30:52,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:30:52,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:30:52,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:30:52,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:30:52,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:30:52,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:30:52,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:30:52,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:30:52,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:30:52,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:30:52,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:30:52,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:30:52,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:30:52,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:30:52,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:30:52,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:30:52,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:30:52,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:30:52,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:30:52,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:30:52,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:30:52,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:30:52,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:30:52,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:30:52,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:30:52,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 18:30:52,295 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:30:52,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:30:52,296 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:30:52,296 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:30:52,300 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:30:52,301 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:30:52,301 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:30:52,302 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:30:52,302 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:30:52,302 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:30:52,307 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:30:52,307 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:30:52,308 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:30:52,308 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:30:52,308 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:30:52,309 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:30:52,309 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:30:52,309 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:30:52,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:30:52,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:30:52,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:30:52,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:30:52,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:30:52,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:30:52,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:30:52,313 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:30:52,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:30:52,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:30:52,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:30:52,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:30:52,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:30:52,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:30:52,317 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:30:52,318 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:30:52,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:30:52,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:30:52,319 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:30:52,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:30:52,320 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_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2021-11-25 18:30:52,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:30:52,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:30:52,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:30:52,683 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:30:52,684 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:30:52,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-25 18:30:52,768 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/data/1f07cc2b2/df1610589d1e42ab8869fb37f1131eec/FLAGa34980725 [2021-11-25 18:30:53,682 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:30:53,683 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-25 18:30:53,725 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/data/1f07cc2b2/df1610589d1e42ab8869fb37f1131eec/FLAGa34980725 [2021-11-25 18:30:54,197 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/data/1f07cc2b2/df1610589d1e42ab8869fb37f1131eec [2021-11-25 18:30:54,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:30:54,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:30:54,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:30:54,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:30:54,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:30:54,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:30:54" (1/1) ... [2021-11-25 18:30:54,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0393b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:30:54, skipping insertion in model container [2021-11-25 18:30:54,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:30:54" (1/1) ... [2021-11-25 18:30:54,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:30:54,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:30:55,947 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_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-11-25 18:30:55,956 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_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-11-25 18:30:56,028 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-25 18:30:56,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7544fa15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:30:56, skipping insertion in model container [2021-11-25 18:30:56,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:30:56,032 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 18:30:56,034 INFO L158 Benchmark]: Toolchain (without parser) took 1832.05ms. Allocated memory is still 107.0MB. Free memory was 81.2MB in the beginning and 59.8MB in the end (delta: 21.4MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-11-25 18:30:56,036 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:30:56,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1829.37ms. Allocated memory is still 107.0MB. Free memory was 80.9MB in the beginning and 60.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-11-25 18:30:56,040 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1829.37ms. Allocated memory is still 107.0MB. Free memory was 80.9MB in the beginning and 60.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: 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_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7 --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 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:30:58,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:30:58,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:30:58,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:30:58,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:30:58,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:30:58,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:30:58,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:30:58,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:30:58,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:30:58,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:30:58,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:30:58,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:30:58,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:30:58,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:30:58,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:30:58,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:30:58,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:30:58,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:30:58,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:30:58,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:30:58,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:30:58,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:30:58,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:30:58,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:30:58,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:30:58,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:30:58,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:30:58,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:30:58,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:30:58,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:30:58,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:30:58,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:30:58,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:30:58,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:30:58,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:30:58,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:30:58,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:30:58,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:30:58,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:30:58,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:30:58,313 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-25 18:30:58,374 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:30:58,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:30:58,375 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:30:58,375 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:30:58,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:30:58,376 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:30:58,376 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:30:58,377 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:30:58,377 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:30:58,377 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:30:58,378 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:30:58,378 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:30:58,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:30:58,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:30:58,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:30:58,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:30:58,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:30:58,381 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 18:30:58,381 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 18:30:58,381 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 18:30:58,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:30:58,382 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:30:58,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:30:58,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:30:58,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 18:30:58,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:30:58,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:30:58,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:30:58,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:30:58,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:30:58,383 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 18:30:58,384 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 18:30:58,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:30:58,384 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:30:58,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:30:58,385 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_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2021-11-25 18:30:58,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:30:58,785 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:30:58,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:30:58,789 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:30:58,790 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:30:58,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-25 18:30:58,863 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/data/46f9d7704/d4ff37f86d204e5ba0b0d4b907afa196/FLAGf1a7b0051 [2021-11-25 18:30:59,693 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:30:59,693 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-25 18:30:59,733 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/data/46f9d7704/d4ff37f86d204e5ba0b0d4b907afa196/FLAGf1a7b0051 [2021-11-25 18:31:00,258 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/bin/utaipan-eEHZpOm5b7/data/46f9d7704/d4ff37f86d204e5ba0b0d4b907afa196 [2021-11-25 18:31:00,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:31:00,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:31:00,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:31:00,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:31:00,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:31:00,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:31:00" (1/1) ... [2021-11-25 18:31:00,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8cbf667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:00, skipping insertion in model container [2021-11-25 18:31:00,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:31:00" (1/1) ... [2021-11-25 18:31:00,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:31:00,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:31:01,967 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_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-11-25 18:31:01,971 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_b8cdf695-8a8d-4de1-a920-a1fc5f357cd8/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-11-25 18:31:02,068 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-25 18:31:02,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@fef1c29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:02, skipping insertion in model container [2021-11-25 18:31:02,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:31:02,070 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 18:31:02,087 INFO L158 Benchmark]: Toolchain (without parser) took 1822.33ms. Allocated memory is still 75.5MB. Free memory was 48.4MB in the beginning and 52.7MB in the end (delta: -4.3MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2021-11-25 18:31:02,087 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 32.9MB in the beginning and 32.8MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:31:02,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1802.57ms. Allocated memory is still 75.5MB. Free memory was 48.2MB in the beginning and 52.7MB in the end (delta: -4.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2021-11-25 18:31:02,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 32.9MB in the beginning and 32.8MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1802.57ms. Allocated memory is still 75.5MB. Free memory was 48.2MB in the beginning and 52.7MB in the end (delta: -4.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: 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