./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 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/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_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH --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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:07:57,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:07:57,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:07:58,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:07:58,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:07:58,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:07:58,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:07:58,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:07:58,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:07:58,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:07:58,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:07:58,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:07:58,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:07:58,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:07:58,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:07:58,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:07:58,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:07:58,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:07:58,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:07:58,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:07:58,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:07:58,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:07:58,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:07:58,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:07:58,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:07:58,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:07:58,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:07:58,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:07:58,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:07:58,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:07:58,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:07:58,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:07:58,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:07:58,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:07:58,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:07:58,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:07:58,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:07:58,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:07:58,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:07:58,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:07:58,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:07:58,091 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 05:07:58,116 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:07:58,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:07:58,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:07:58,117 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:07:58,117 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:07:58,117 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:07:58,117 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 05:07:58,118 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:07:58,118 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:07:58,118 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 05:07:58,118 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 05:07:58,118 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:07:58,119 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 05:07:58,119 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 05:07:58,119 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 05:07:58,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:07:58,120 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 05:07:58,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:07:58,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:07:58,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:07:58,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:07:58,121 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:07:58,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:07:58,121 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:07:58,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:07:58,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:07:58,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:07:58,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:07:58,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:07:58,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:07:58,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:07:58,123 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 05:07:58,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 05:07:58,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:07:58,123 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:07:58,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:07:58,124 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_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-03 05:07:58,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:07:58,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:07:58,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:07:58,420 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:07:58,420 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:07:58,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-03 05:07:58,496 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/data/986bdd81a/7282955f130b488c8da26744ab97a55b/FLAG0cbea9bb1 [2021-11-03 05:07:59,265 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:07:59,266 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-03 05:07:59,305 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/data/986bdd81a/7282955f130b488c8da26744ab97a55b/FLAG0cbea9bb1 [2021-11-03 05:07:59,349 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/data/986bdd81a/7282955f130b488c8da26744ab97a55b [2021-11-03 05:07:59,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:07:59,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:07:59,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:07:59,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:07:59,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:07:59,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:07:59" (1/1) ... [2021-11-03 05:07:59,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d308fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:07:59, skipping insertion in model container [2021-11-03 05:07:59,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:07:59" (1/1) ... [2021-11-03 05:07:59,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:07:59,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:08:00,602 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-03 05:08:00,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39a955d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:08:00, skipping insertion in model container [2021-11-03 05:08:00,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:08:00,603 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 05:08:00,605 INFO L168 Benchmark]: Toolchain (without parser) took 1250.14 ms. Allocated memory is still 117.4 MB. Free memory was 73.0 MB in the beginning and 77.0 MB in the end (delta: -4.0 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2021-11-03 05:08:00,606 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 117.4 MB. Free memory is still 94.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:08:00,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1244.83 ms. Allocated memory is still 117.4 MB. Free memory was 72.8 MB in the beginning and 77.0 MB in the end (delta: -4.1 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2021-11-03 05:08:00,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 117.4 MB. Free memory is still 94.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1244.83 ms. Allocated memory is still 117.4 MB. Free memory was 72.8 MB in the beginning and 77.0 MB in the end (delta: -4.1 MB). Peak memory consumption was 7.6 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/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_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH --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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:08:02,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:08:02,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:08:02,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:08:02,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:08:02,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:08:02,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:08:02,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:08:02,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:08:02,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:08:02,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:08:02,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:08:02,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:08:02,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:08:02,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:08:02,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:08:02,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:08:02,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:08:02,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:08:02,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:08:02,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:08:02,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:08:02,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:08:02,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:08:02,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:08:02,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:08:02,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:08:02,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:08:02,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:08:02,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:08:02,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:08:02,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:08:02,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:08:02,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:08:02,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:08:02,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:08:02,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:08:02,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:08:02,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:08:02,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:08:02,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:08:02,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 05:08:02,938 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:08:02,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:08:02,940 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:08:02,940 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:08:02,940 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:08:02,940 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:08:02,941 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:08:02,941 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:08:02,941 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:08:02,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:08:02,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:08:02,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:08:02,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:08:02,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:08:02,945 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:08:02,945 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 05:08:02,945 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 05:08:02,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:08:02,946 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:08:02,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:08:02,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:08:02,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 05:08:02,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:08:02,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:08:02,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:08:02,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:08:02,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:08:02,948 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 05:08:02,948 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 05:08:02,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:08:02,948 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:08:02,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:08:02,949 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_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-03 05:08:03,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:08:03,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:08:03,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:08:03,384 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:08:03,386 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:08:03,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-03 05:08:03,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/data/11a93f3f3/8e711f9dc6fa47eb8061b1cbe43493f5/FLAG1fd4148df [2021-11-03 05:08:04,364 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:08:04,365 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-03 05:08:04,399 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/data/11a93f3f3/8e711f9dc6fa47eb8061b1cbe43493f5/FLAG1fd4148df [2021-11-03 05:08:04,863 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d464d8c-f6f7-417f-b2de-f37e046a2fa2/bin/utaipan-aC7eJsxGYH/data/11a93f3f3/8e711f9dc6fa47eb8061b1cbe43493f5 [2021-11-03 05:08:04,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:08:04,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:08:04,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:08:04,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:08:04,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:08:04,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:08:04" (1/1) ... [2021-11-03 05:08:04,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@529deb77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:08:04, skipping insertion in model container [2021-11-03 05:08:04,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:08:04" (1/1) ... [2021-11-03 05:08:04,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:08:04,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:08:06,085 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-03 05:08:06,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5294bedd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:08:06, skipping insertion in model container [2021-11-03 05:08:06,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:08:06,087 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 05:08:06,089 INFO L168 Benchmark]: Toolchain (without parser) took 1220.52 ms. Allocated memory was 50.3 MB in the beginning and 71.3 MB in the end (delta: 21.0 MB). Free memory was 31.2 MB in the beginning and 38.2 MB in the end (delta: -7.0 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-11-03 05:08:06,090 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 50.3 MB. Free memory was 30.2 MB in the beginning and 30.2 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:08:06,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1218.44 ms. Allocated memory was 50.3 MB in the beginning and 71.3 MB in the end (delta: 21.0 MB). Free memory was 30.9 MB in the beginning and 38.2 MB in the end (delta: -7.3 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-11-03 05:08:06,093 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 50.3 MB. Free memory was 30.2 MB in the beginning and 30.2 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1218.44 ms. Allocated memory was 50.3 MB in the beginning and 71.3 MB in the end (delta: 21.0 MB). Free memory was 30.9 MB in the beginning and 38.2 MB in the end (delta: -7.3 MB). Peak memory consumption was 13.7 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN