./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/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 f970b82998909730b88dfe61ca58aa5d39298617 ......................................................................................................................................... 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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/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 f970b82998909730b88dfe61ca58aa5d39298617 ..................................................................................................................................... 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 07:50:54,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:50:54,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:50:55,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:50:55,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:50:55,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:50:55,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:50:55,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:50:55,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:50:55,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:50:55,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:50:55,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:50:55,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:50:55,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:50:55,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:50:55,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:50:55,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:50:55,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:50:55,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:50:55,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:50:55,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:50:55,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:50:55,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:50:55,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:50:55,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:50:55,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:50:55,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:50:55,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:50:55,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:50:55,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:50:55,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:50:55,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:50:55,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:50:55,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:50:55,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:50:55,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:50:55,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:50:55,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:50:55,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:50:55,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:50:55,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:50:55,158 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-13 07:50:55,212 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:50:55,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:50:55,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:50:55,214 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:50:55,215 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:50:55,215 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:50:55,215 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:50:55,216 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:50:55,216 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:50:55,216 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:50:55,217 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:50:55,217 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:50:55,217 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:50:55,218 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:50:55,218 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:50:55,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:50:55,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:50:55,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:50:55,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:50:55,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:50:55,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:50:55,221 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:50:55,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:50:55,222 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:50:55,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:50:55,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:50:55,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:50:55,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:50:55,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:50:55,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:50:55,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:50:55,224 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:50:55,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:50:55,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:50:55,225 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:50:55,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:50:55,226 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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2021-10-13 07:50:55,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:50:55,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:50:55,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:50:55,672 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:50:55,673 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:50:55,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-13 07:50:55,759 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/data/d930007ac/037c295d6eac411f8e1e4d7f74e4d4f9/FLAG574b00b8d [2021-10-13 07:50:56,821 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:50:56,822 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-13 07:50:56,870 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/data/d930007ac/037c295d6eac411f8e1e4d7f74e4d4f9/FLAG574b00b8d [2021-10-13 07:50:57,294 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/data/d930007ac/037c295d6eac411f8e1e4d7f74e4d4f9 [2021-10-13 07:50:57,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:50:57,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:50:57,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:50:57,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:50:57,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:50:57,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:50:57" (1/1) ... [2021-10-13 07:50:57,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c567f24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:50:57, skipping insertion in model container [2021-10-13 07:50:57,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:50:57" (1/1) ... [2021-10-13 07:50:57,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:50:57,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:50:59,388 WARN L228 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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-10-13 07:50:59,391 WARN L228 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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-10-13 07:50:59,482 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-13 07:50:59,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8681cf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:50:59, skipping insertion in model container [2021-10-13 07:50:59,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:50:59,485 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:50:59,488 INFO L168 Benchmark]: Toolchain (without parser) took 2187.16 ms. Allocated memory is still 94.4 MB. Free memory was 59.2 MB in the beginning and 48.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:50:59,489 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 94.4 MB. Free memory is still 50.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:50:59,490 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2183.30 ms. Allocated memory is still 94.4 MB. Free memory was 58.9 MB in the beginning and 48.0 MB in the end (delta: 10.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:50:59,492 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 94.4 MB. Free memory is still 50.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2183.30 ms. Allocated memory is still 94.4 MB. Free memory was 58.9 MB in the beginning and 48.0 MB in the end (delta: 10.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:51:02,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:51:02,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:51:02,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:51:02,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:51:02,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:51:02,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:51:02,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:51:02,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:51:02,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:51:02,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:51:02,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:51:02,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:51:02,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:51:02,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:51:02,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:51:02,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:51:02,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:51:02,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:51:02,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:51:02,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:51:02,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:51:02,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:51:02,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:51:02,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:51:02,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:51:02,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:51:02,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:51:02,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:51:02,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:51:02,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:51:02,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:51:02,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:51:02,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:51:02,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:51:02,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:51:02,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:51:02,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:51:02,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:51:02,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:51:02,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:51:02,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-13 07:51:02,741 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:51:02,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:51:02,744 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:51:02,744 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:51:02,744 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:51:02,745 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:51:02,745 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:51:02,745 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:51:02,746 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:51:02,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:51:02,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:51:02,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:51:02,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:51:02,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:51:02,750 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:51:02,751 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:51:02,751 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:51:02,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:51:02,751 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:51:02,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:51:02,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:51:02,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:51:02,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:51:02,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:51:02,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:51:02,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:51:02,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:51:02,754 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:51:02,754 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:51:02,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:51:02,755 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:51:02,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:51:02,755 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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2021-10-13 07:51:03,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:51:03,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:51:03,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:51:03,290 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:51:03,291 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:51:03,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-13 07:51:03,373 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/data/b5507095a/7bd3169bf43949938cc1b3177329cd45/FLAGce57a156c [2021-10-13 07:51:04,349 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:51:04,351 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-13 07:51:04,406 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/data/b5507095a/7bd3169bf43949938cc1b3177329cd45/FLAGce57a156c [2021-10-13 07:51:04,794 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/bin/utaipan-q2qaUkNPG8/data/b5507095a/7bd3169bf43949938cc1b3177329cd45 [2021-10-13 07:51:04,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:51:04,798 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:51:04,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:51:04,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:51:04,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:51:04,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:51:04" (1/1) ... [2021-10-13 07:51:04,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa93467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:04, skipping insertion in model container [2021-10-13 07:51:04,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:51:04" (1/1) ... [2021-10-13 07:51:04,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:51:04,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:51:06,908 WARN L228 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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-10-13 07:51:06,912 WARN L228 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_6e8adff6-88e8-490e-a670-f1bb4fe5bdba/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-10-13 07:51:07,034 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-13 07:51:07,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33fe8dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:07, skipping insertion in model container [2021-10-13 07:51:07,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:51:07,041 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:51:07,045 INFO L168 Benchmark]: Toolchain (without parser) took 2244.02 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 34.4 MB in the beginning and 50.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:51:07,046 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 60.8 MB. Free memory is still 40.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:51:07,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2240.68 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 34.1 MB in the beginning and 50.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:51:07,053 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 60.8 MB. Free memory is still 40.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2240.68 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 34.1 MB in the beginning and 50.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * 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...