./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs --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 33f1a19988aaf034166ab26d83f342c485d4c498 ....................................................................................................................................... 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_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs --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 33f1a19988aaf034166ab26d83f342c485d4c498 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:02:04,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:02:04,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:02:04,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:02:04,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:02:04,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:02:04,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:02:04,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:02:04,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:02:04,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:02:04,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:02:04,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:02:04,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:02:04,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:02:04,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:02:04,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:02:04,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:02:04,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:02:04,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:02:04,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:02:04,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:02:04,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:02:04,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:02:04,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:02:04,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:02:04,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:02:04,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:02:04,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:02:04,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:02:04,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:02:04,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:02:04,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:02:04,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:02:04,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:02:04,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:02:04,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:02:04,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:02:04,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:02:04,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:02:04,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:02:04,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:02:04,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-16 02:02:04,322 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:02:04,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:02:04,325 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:02:04,325 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:02:04,325 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:02:04,325 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:02:04,326 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:02:04,326 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:02:04,326 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:02:04,326 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:02:04,334 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:02:04,334 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:02:04,335 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:02:04,335 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:02:04,335 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:02:04,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:02:04,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:02:04,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:02:04,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:02:04,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:02:04,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:02:04,338 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:02:04,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:02:04,338 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:02:04,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:02:04,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:02:04,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:02:04,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:02:04,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:02:04,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:02:04,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:02:04,342 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:02:04,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:02:04,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:02:04,343 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:02:04,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:02:04,343 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_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33f1a19988aaf034166ab26d83f342c485d4c498 [2021-10-16 02:02:04,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:02:04,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:02:04,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:02:04,627 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:02:04,628 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:02:04,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-10-16 02:02:04,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/data/b054f5e2c/ca1af3d6ca204ff48cb2bf1e8b7f97c1/FLAGddd53fb0b [2021-10-16 02:02:05,521 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:02:05,522 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-10-16 02:02:05,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/data/b054f5e2c/ca1af3d6ca204ff48cb2bf1e8b7f97c1/FLAGddd53fb0b [2021-10-16 02:02:06,052 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/data/b054f5e2c/ca1af3d6ca204ff48cb2bf1e8b7f97c1 [2021-10-16 02:02:06,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:02:06,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:02:06,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:02:06,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:02:06,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:02:06,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:02:06" (1/1) ... [2021-10-16 02:02:06,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c6a1888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:02:06, skipping insertion in model container [2021-10-16 02:02:06,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:02:06" (1/1) ... [2021-10-16 02:02:06,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:02:06,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:02:07,372 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-16 02:02:07,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42f97cc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:02:07, skipping insertion in model container [2021-10-16 02:02:07,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:02:07,373 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:02:07,376 INFO L168 Benchmark]: Toolchain (without parser) took 1309.52 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 62.0 MB in the beginning and 95.7 MB in the end (delta: -33.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:02:07,377 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 100.7 MB. Free memory is still 56.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:02:07,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1305.43 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 61.8 MB in the beginning and 95.7 MB in the end (delta: -33.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:02:07,379 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 100.7 MB. Free memory is still 56.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1305.43 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 61.8 MB in the beginning and 95.7 MB in the end (delta: -33.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:02:09,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:02:09,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:02:09,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:02:09,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:02:09,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:02:09,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:02:09,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:02:09,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:02:09,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:02:09,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:02:09,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:02:09,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:02:09,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:02:09,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:02:09,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:02:09,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:02:09,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:02:09,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:02:09,743 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:02:09,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:02:09,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:02:09,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:02:09,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:02:09,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:02:09,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:02:09,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:02:09,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:02:09,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:02:09,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:02:09,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:02:09,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:02:09,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:02:09,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:02:09,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:02:09,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:02:09,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:02:09,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:02:09,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:02:09,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:02:09,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:02:09,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-16 02:02:09,794 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:02:09,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:02:09,796 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:02:09,796 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:02:09,796 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:02:09,796 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:02:09,797 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:02:09,797 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:02:09,797 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:02:09,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:02:09,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:02:09,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:02:09,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:02:09,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:02:09,799 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:02:09,799 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:02:09,799 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:02:09,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:02:09,800 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:02:09,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:02:09,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:02:09,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:02:09,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:02:09,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:02:09,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:02:09,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:02:09,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:02:09,802 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:02:09,802 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:02:09,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:02:09,802 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:02:09,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:02:09,803 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_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33f1a19988aaf034166ab26d83f342c485d4c498 [2021-10-16 02:02:10,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:02:10,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:02:10,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:02:10,211 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:02:10,212 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:02:10,213 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-10-16 02:02:10,286 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/data/55ba0acb7/5b95e96d2b224c85afeb8ccd8a306eb1/FLAG537394923 [2021-10-16 02:02:11,104 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:02:11,105 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-10-16 02:02:11,145 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/data/55ba0acb7/5b95e96d2b224c85afeb8ccd8a306eb1/FLAG537394923 [2021-10-16 02:02:11,171 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640d627a-a113-4538-9149-e0fdcbad41ab/bin/utaipan-mTDlp9Zugs/data/55ba0acb7/5b95e96d2b224c85afeb8ccd8a306eb1 [2021-10-16 02:02:11,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:02:11,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:02:11,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:02:11,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:02:11,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:02:11,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:02:11" (1/1) ... [2021-10-16 02:02:11,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@399d9931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:02:11, skipping insertion in model container [2021-10-16 02:02:11,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:02:11" (1/1) ... [2021-10-16 02:02:11,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:02:11,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:02:12,675 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-16 02:02:12,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@189e90c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:02:12, skipping insertion in model container [2021-10-16 02:02:12,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:02:12,677 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:02:12,679 INFO L168 Benchmark]: Toolchain (without parser) took 1496.72 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 35.0 MB in the beginning and 48.0 MB in the end (delta: -13.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:02:12,680 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:02:12,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1492.53 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 34.9 MB in the beginning and 48.0 MB in the end (delta: -13.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:02:12,683 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1492.53 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 34.9 MB in the beginning and 48.0 MB in the end (delta: -13.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...