./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3fb8e47919144301e6b751f02e9973abcc5e1f91 ....................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3fb8e47919144301e6b751f02e9973abcc5e1f91 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:15:14,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:15:14,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:15:14,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:15:14,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:15:14,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:15:14,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:15:14,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:15:14,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:15:14,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:15:14,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:15:14,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:15:14,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:15:14,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:15:14,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:15:14,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:15:14,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:15:14,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:15:14,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:15:14,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:15:14,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:15:14,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:15:14,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:15:14,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:15:14,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:15:14,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:15:14,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:15:14,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:15:14,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:15:14,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:15:14,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:15:14,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:15:14,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:15:14,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:15:14,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:15:14,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:15:14,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:15:14,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:15:14,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:15:14,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:15:14,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:15:14,283 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-13 07:15:14,309 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:15:14,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:15:14,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:15:14,310 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:15:14,311 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:15:14,311 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:15:14,311 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:15:14,311 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:15:14,312 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:15:14,312 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:15:14,312 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:15:14,313 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:15:14,313 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:15:14,313 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:15:14,313 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:15:14,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:15:14,314 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:15:14,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:15:14,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:15:14,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:15:14,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:15:14,316 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:15:14,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:15:14,316 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:15:14,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:15:14,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:15:14,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:15:14,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:15:14,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:15:14,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:15:14,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:15:14,319 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:15:14,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:15:14,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:15:14,320 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:15:14,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:15:14,320 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_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fb8e47919144301e6b751f02e9973abcc5e1f91 [2021-10-13 07:15:14,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:15:14,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:15:14,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:15:14,575 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:15:14,576 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:15:14,577 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-10-13 07:15:14,640 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/data/997fa71d1/1cbd957bdf7e48a9a43e5cf6beaea928/FLAG1e16b2df4 [2021-10-13 07:15:15,540 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:15:15,540 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-10-13 07:15:15,598 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/data/997fa71d1/1cbd957bdf7e48a9a43e5cf6beaea928/FLAG1e16b2df4 [2021-10-13 07:15:16,017 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/data/997fa71d1/1cbd957bdf7e48a9a43e5cf6beaea928 [2021-10-13 07:15:16,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:15:16,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:15:16,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:15:16,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:15:16,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:15:16,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:15:16" (1/1) ... [2021-10-13 07:15:16,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca3d192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:16, skipping insertion in model container [2021-10-13 07:15:16,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:15:16" (1/1) ... [2021-10-13 07:15:16,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:15:16,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:15:18,430 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-13 07:15:18,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65713a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:18, skipping insertion in model container [2021-10-13 07:15:18,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:15:18,433 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:15:18,435 INFO L168 Benchmark]: Toolchain (without parser) took 2413.66 ms. Allocated memory is still 107.0 MB. Free memory was 71.6 MB in the beginning and 55.4 MB in the end (delta: 16.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:18,437 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 107.0 MB. Free memory was 61.1 MB in the beginning and 61.0 MB in the end (delta: 66.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:15:18,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2406.74 ms. Allocated memory is still 107.0 MB. Free memory was 71.5 MB in the beginning and 55.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:18,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 107.0 MB. Free memory was 61.1 MB in the beginning and 61.0 MB in the end (delta: 66.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2406.74 ms. Allocated memory is still 107.0 MB. Free memory was 71.5 MB in the beginning and 55.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:15:20,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:15:20,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:15:20,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:15:20,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:15:20,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:15:20,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:15:20,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:15:20,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:15:20,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:15:20,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:15:20,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:15:20,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:15:20,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:15:20,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:15:20,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:15:20,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:15:20,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:15:20,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:15:20,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:15:20,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:15:20,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:15:20,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:15:20,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:15:20,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:15:20,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:15:20,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:15:20,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:15:20,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:15:20,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:15:20,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:15:20,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:15:20,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:15:20,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:15:20,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:15:20,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:15:20,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:15:20,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:15:20,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:15:20,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:15:20,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:15:20,956 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-13 07:15:21,000 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:15:21,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:15:21,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:15:21,002 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:15:21,003 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:15:21,003 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:15:21,003 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:15:21,003 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:15:21,004 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:15:21,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:15:21,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:15:21,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:15:21,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:15:21,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:15:21,007 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:15:21,007 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:15:21,007 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:15:21,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:15:21,008 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:15:21,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:15:21,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:15:21,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:15:21,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:15:21,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:15:21,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:15:21,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:15:21,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:15:21,010 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:15:21,010 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:15:21,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:15:21,011 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:15:21,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:15:21,011 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_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fb8e47919144301e6b751f02e9973abcc5e1f91 [2021-10-13 07:15:21,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:15:21,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:15:21,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:15:21,423 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:15:21,424 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:15:21,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-10-13 07:15:21,493 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/data/16ee8c70c/e9f3ac9c2c6f4ad7907f9bc10eacf94f/FLAG060ed7c3e [2021-10-13 07:15:22,415 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:15:22,416 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-10-13 07:15:22,470 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/data/16ee8c70c/e9f3ac9c2c6f4ad7907f9bc10eacf94f/FLAG060ed7c3e [2021-10-13 07:15:22,858 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8f74af-1982-4ccc-b1c9-789124d5f94e/bin/utaipan-q2qaUkNPG8/data/16ee8c70c/e9f3ac9c2c6f4ad7907f9bc10eacf94f [2021-10-13 07:15:22,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:15:22,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:15:22,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:15:22,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:15:22,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:15:22,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:15:22" (1/1) ... [2021-10-13 07:15:22,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22de5a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:22, skipping insertion in model container [2021-10-13 07:15:22,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:15:22" (1/1) ... [2021-10-13 07:15:22,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:15:23,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:15:25,045 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-13 07:15:25,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7759834c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:25, skipping insertion in model container [2021-10-13 07:15:25,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:15:25,046 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:15:25,049 INFO L168 Benchmark]: Toolchain (without parser) took 2184.39 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 45.8 MB in the beginning and 68.0 MB in the end (delta: -22.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:25,050 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 73.4 MB. Free memory was 52.8 MB in the beginning and 52.7 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:15:25,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2179.44 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 45.6 MB in the beginning and 68.0 MB in the end (delta: -22.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:25,053 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 73.4 MB. Free memory was 52.8 MB in the beginning and 52.7 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2179.44 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 45.6 MB in the beginning and 68.0 MB in the end (delta: -22.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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...