./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:38:41,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:38:41,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:38:41,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:38:41,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:38:41,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:38:41,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:38:41,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:38:41,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:38:41,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:38:41,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:38:41,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:38:41,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:38:41,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:38:41,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:38:41,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:38:41,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:38:41,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:38:41,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:38:41,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:38:41,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:38:41,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:38:41,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:38:41,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:38:41,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:38:41,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:38:41,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:38:41,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:38:41,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:38:41,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:38:41,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:38:41,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:38:41,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:38:41,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:38:41,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:38:41,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:38:41,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:38:41,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:38:41,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:38:41,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:38:41,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:38:41,234 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 20:38:41,266 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:38:41,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:38:41,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:38:41,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:38:41,268 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:38:41,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:38:41,269 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:38:41,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:38:41,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:38:41,269 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:38:41,269 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:38:41,270 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:38:41,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:38:41,270 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:38:41,270 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:38:41,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:38:41,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:38:41,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:38:41,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:38:41,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:38:41,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:38:41,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:38:41,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:38:41,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:38:41,278 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:38:41,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c [2020-11-29 20:38:41,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:38:41,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:38:41,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:38:41,713 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:38:41,715 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:38:41,716 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-11-29 20:38:41,824 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/data/913ac2aef/b07a9ccca1f5446d83b9feb21a62134b/FLAG3e91cd5cf [2020-11-29 20:38:42,769 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:38:42,772 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-11-29 20:38:42,829 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/data/913ac2aef/b07a9ccca1f5446d83b9feb21a62134b/FLAG3e91cd5cf [2020-11-29 20:38:43,236 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/data/913ac2aef/b07a9ccca1f5446d83b9feb21a62134b [2020-11-29 20:38:43,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:38:43,242 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:38:43,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:38:43,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:38:43,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:38:43,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:38:43" (1/1) ... [2020-11-29 20:38:43,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd4923e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:38:43, skipping insertion in model container [2020-11-29 20:38:43,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:38:43" (1/1) ... [2020-11-29 20:38:43,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:38:43,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:38:45,501 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-11-29 20:38:45,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@153d2504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:38:45, skipping insertion in model container [2020-11-29 20:38:45,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:38:45,503 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 20:38:45,506 INFO L168 Benchmark]: Toolchain (without parser) took 2262.39 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 46.4 MB in the beginning and 62.2 MB in the end (delta: -15.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:38:45,507 INFO L168 Benchmark]: CDTParser took 0.81 ms. Allocated memory is still 94.4 MB. Free memory is still 68.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:38:45,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2258.64 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 46.2 MB in the beginning and 62.2 MB in the end (delta: -16.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:38:45,511 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 ms. Allocated memory is still 94.4 MB. Free memory is still 68.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2258.64 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 46.2 MB in the beginning and 62.2 MB in the end (delta: -16.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:38:48,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:38:48,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:38:48,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:38:48,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:38:48,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:38:48,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:38:48,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:38:48,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:38:48,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:38:48,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:38:48,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:38:48,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:38:48,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:38:48,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:38:48,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:38:48,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:38:48,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:38:48,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:38:48,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:38:48,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:38:48,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:38:48,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:38:48,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:38:48,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:38:48,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:38:48,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:38:48,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:38:48,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:38:48,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:38:48,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:38:48,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:38:48,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:38:48,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:38:48,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:38:48,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:38:48,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:38:48,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:38:48,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:38:48,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:38:48,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:38:48,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 20:38:48,802 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:38:48,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:38:48,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:38:48,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:38:48,809 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:38:48,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:38:48,809 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:38:48,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:38:48,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:38:48,810 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:38:48,812 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:38:48,812 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:38:48,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:38:48,812 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:38:48,813 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 20:38:48,813 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 20:38:48,813 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:38:48,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:38:48,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:38:48,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:38:48,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:38:48,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:38:48,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:38:48,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:38:48,815 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 20:38:48,815 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 20:38:48,816 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:38:48,816 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:38:48,816 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-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c [2020-11-29 20:38:49,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:38:49,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:38:49,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:38:49,418 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:38:49,419 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:38:49,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-11-29 20:38:49,535 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/data/1f8020dbb/53321b481b864050bc41cb7ff5896e3d/FLAG5b1bb4284 [2020-11-29 20:38:50,576 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:38:50,579 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-11-29 20:38:50,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/data/1f8020dbb/53321b481b864050bc41cb7ff5896e3d/FLAG5b1bb4284 [2020-11-29 20:38:51,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_19e526d0-f925-4cd8-b899-38b8d6d271eb/bin/uautomizer/data/1f8020dbb/53321b481b864050bc41cb7ff5896e3d [2020-11-29 20:38:51,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:38:51,034 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:38:51,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:38:51,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:38:51,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:38:51,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:38:51" (1/1) ... [2020-11-29 20:38:51,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f881078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:38:51, skipping insertion in model container [2020-11-29 20:38:51,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:38:51" (1/1) ... [2020-11-29 20:38:51,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:38:51,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:38:53,285 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-11-29 20:38:53,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b1066cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:38:53, skipping insertion in model container [2020-11-29 20:38:53,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:38:53,287 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 20:38:53,292 INFO L168 Benchmark]: Toolchain (without parser) took 2254.14 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 26.7 MB in the beginning and 33.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:38:53,294 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 54.5 MB. Free memory was 37.5 MB in the beginning and 37.4 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:38:53,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2249.89 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 26.4 MB in the beginning and 33.2 MB in the end (delta: -6.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:38:53,301 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 54.5 MB. Free memory was 37.5 MB in the beginning and 37.4 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2249.89 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 26.4 MB in the beginning and 33.2 MB in the end (delta: -6.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...