./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:11:34,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:11:34,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:11:34,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:11:34,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:11:34,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:11:34,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:11:34,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:11:34,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:11:34,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:11:34,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:11:34,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:11:34,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:11:34,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:11:34,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:11:34,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:11:34,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:11:34,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:11:34,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:11:34,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:11:34,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:11:34,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:11:34,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:11:34,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:11:34,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:11:34,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:11:34,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:11:34,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:11:34,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:11:34,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:11:34,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:11:34,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:11:34,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:11:34,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:11:34,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:11:34,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:11:34,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:11:34,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:11:34,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:11:34,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:11:34,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:11:34,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-12 23:11:34,284 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:11:34,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:11:34,294 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:11:34,295 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:11:34,295 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:11:34,296 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:11:34,296 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:11:34,296 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:11:34,296 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:11:34,297 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:11:34,299 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:11:34,300 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:11:34,300 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:11:34,300 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:11:34,301 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:11:34,301 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:11:34,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-12 23:11:34,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-12 23:11:34,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:11:34,303 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 23:11:34,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:11:34,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:11:34,304 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-12 23:11:34,304 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-12 23:11:34,304 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-12 23:11:34,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:11:34,308 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:11:34,308 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:11:34,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:11:34,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:11:34,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:11:34,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:11:34,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:11:34,310 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:11:34,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:11:34,311 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:11:34,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:11:34,311 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_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2021-11-12 23:11:34,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:11:34,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:11:34,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:11:34,642 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:11:34,647 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:11:34,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-12 23:11:34,740 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/data/d368f9d42/47db11adc46748d283e8a6d301505297/FLAGd33d6ebbc [2021-11-12 23:11:35,667 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:11:35,668 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-12 23:11:35,721 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/data/d368f9d42/47db11adc46748d283e8a6d301505297/FLAGd33d6ebbc [2021-11-12 23:11:36,211 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/data/d368f9d42/47db11adc46748d283e8a6d301505297 [2021-11-12 23:11:36,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:11:36,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:11:36,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:11:36,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:11:36,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:11:36,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:11:36" (1/1) ... [2021-11-12 23:11:36,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d4dbba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:36, skipping insertion in model container [2021-11-12 23:11:36,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:11:36" (1/1) ... [2021-11-12 23:11:36,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:11:36,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:11:38,120 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_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-11-12 23:11:38,122 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_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-11-12 23:11:38,173 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-12 23:11:38,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24291b95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:38, skipping insertion in model container [2021-11-12 23:11:38,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:11:38,175 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:11:38,177 INFO L158 Benchmark]: Toolchain (without parser) took 1960.68ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 60.9MB in the beginning and 82.4MB in the end (delta: -21.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-12 23:11:38,178 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 54.0MB in the beginning and 53.9MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:11:38,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1957.80ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 60.9MB in the beginning and 82.4MB in the end (delta: -21.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-12 23:11:38,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 54.0MB in the beginning and 53.9MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1957.80ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 60.9MB in the beginning and 82.4MB in the end (delta: -21.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:11:40,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:11:40,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:11:40,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:11:40,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:11:40,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:11:40,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:11:40,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:11:40,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:11:40,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:11:40,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:11:40,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:11:40,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:11:40,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:11:40,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:11:40,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:11:40,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:11:40,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:11:40,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:11:40,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:11:40,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:11:40,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:11:40,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:11:40,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:11:40,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:11:40,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:11:40,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:11:40,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:11:40,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:11:40,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:11:40,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:11:40,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:11:40,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:11:40,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:11:40,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:11:40,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:11:40,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:11:40,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:11:40,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:11:40,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:11:40,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:11:40,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-12 23:11:41,012 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:11:41,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:11:41,014 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:11:41,015 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:11:41,015 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:11:41,015 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:11:41,015 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:11:41,016 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:11:41,016 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:11:41,016 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:11:41,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-12 23:11:41,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-12 23:11:41,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:11:41,020 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 23:11:41,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:11:41,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:11:41,021 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-12 23:11:41,021 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-12 23:11:41,022 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-12 23:11:41,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:11:41,022 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:11:41,022 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:11:41,023 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:11:41,023 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:11:41,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:11:41,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:11:41,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:11:41,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:11:41,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:11:41,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:11:41,025 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:11:41,026 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:11:41,026 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:11:41,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:11:41,027 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_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2021-11-12 23:11:41,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:11:41,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:11:41,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:11:41,490 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:11:41,490 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:11:41,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-12 23:11:41,579 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/data/998e4e4ae/19b90b3e6a9c43e5bfc74be910ea5f81/FLAG579b1dd8a [2021-11-12 23:11:42,730 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:11:42,731 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-12 23:11:42,775 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/data/998e4e4ae/19b90b3e6a9c43e5bfc74be910ea5f81/FLAG579b1dd8a [2021-11-12 23:11:43,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/bin/utaipan-vmNK8stdcF/data/998e4e4ae/19b90b3e6a9c43e5bfc74be910ea5f81 [2021-11-12 23:11:43,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:11:43,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:11:43,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:11:43,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:11:43,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:11:43,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:11:43" (1/1) ... [2021-11-12 23:11:43,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f40bd55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:43, skipping insertion in model container [2021-11-12 23:11:43,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:11:43" (1/1) ... [2021-11-12 23:11:43,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:11:43,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:11:45,022 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_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-11-12 23:11:45,025 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_3c7bdaad-5a51-4f7f-b791-fbdaa503a8ac/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-11-12 23:11:45,074 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-12 23:11:45,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ebb6199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:45, skipping insertion in model container [2021-11-12 23:11:45,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:11:45,076 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:11:45,078 INFO L158 Benchmark]: Toolchain (without parser) took 1898.44ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 32.0MB in the beginning and 37.1MB in the end (delta: -5.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-12 23:11:45,079 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 31.9MB in the beginning and 31.9MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:11:45,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1895.38ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 31.8MB in the beginning and 37.1MB in the end (delta: -5.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-12 23:11:45,083 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 31.9MB in the beginning and 31.9MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1895.38ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 31.8MB in the beginning and 37.1MB in the end (delta: -5.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN