./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.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_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/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 79fa1dd2429b579130ba2962571ac2d8152c8e35 .............................................................................................................................. 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_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/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 79fa1dd2429b579130ba2962571ac2d8152c8e35 ................................................................................................................................. 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 18:56:10,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:56:10,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:56:10,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:56:10,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:56:10,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:56:10,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:56:10,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:56:10,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:56:10,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:56:10,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:56:10,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:56:10,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:56:10,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:56:10,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:56:10,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:56:10,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:56:10,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:56:10,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:56:10,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:56:10,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:56:10,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:56:10,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:56:10,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:56:10,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:56:10,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:56:10,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:56:10,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:56:10,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:56:10,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:56:10,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:56:10,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:56:10,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:56:10,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:56:10,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:56:10,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:56:10,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:56:10,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:56:10,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:56:10,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:56:10,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:56:10,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 18:56:10,853 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:56:10,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:56:10,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:56:10,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:56:10,860 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:56:10,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:56:10,861 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:56:10,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:56:10,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:56:10,861 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:56:10,863 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:56:10,863 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 18:56:10,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:56:10,864 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:56:10,864 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:56:10,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:56:10,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:56:10,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:56:10,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:56:10,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:56:10,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:56:10,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:56:10,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:56:10,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:56:10,867 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:56:10,868 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_a874b8a9-7026-45f9-8606-3adab47fa604/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2020-11-29 18:56:11,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:56:11,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:56:11,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:56:11,284 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:56:11,286 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:56:11,287 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-11-29 18:56:11,416 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/data/5c4dbf699/ef2e3191a89d47a783dd24cd4fcb71a8/FLAGfc78f8c32 [2020-11-29 18:56:12,356 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:56:12,358 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-11-29 18:56:12,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/data/5c4dbf699/ef2e3191a89d47a783dd24cd4fcb71a8/FLAGfc78f8c32 [2020-11-29 18:56:12,855 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/data/5c4dbf699/ef2e3191a89d47a783dd24cd4fcb71a8 [2020-11-29 18:56:12,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:56:12,860 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 18:56:12,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:56:12,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:56:12,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:56:12,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:56:12" (1/1) ... [2020-11-29 18:56:12,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28c9e5b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:56:12, skipping insertion in model container [2020-11-29 18:56:12,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:56:12" (1/1) ... [2020-11-29 18:56:12,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:56:12,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:56:14,553 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 18:56:14,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2142ce90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:56:14, skipping insertion in model container [2020-11-29 18:56:14,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:56:14,555 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 18:56:14,558 INFO L168 Benchmark]: Toolchain (without parser) took 1696.30 ms. Allocated memory is still 79.7 MB. Free memory was 55.4 MB in the beginning and 38.4 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2020-11-29 18:56:14,559 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 79.7 MB. Free memory was 54.4 MB in the beginning and 54.4 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:56:14,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1693.17 ms. Allocated memory is still 79.7 MB. Free memory was 55.1 MB in the beginning and 38.4 MB in the end (delta: 16.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2020-11-29 18:56:14,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 79.7 MB. Free memory was 54.4 MB in the beginning and 54.4 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1693.17 ms. Allocated memory is still 79.7 MB. Free memory was 55.1 MB in the beginning and 38.4 MB in the end (delta: 16.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:56:17,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:56:17,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:56:17,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:56:17,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:56:17,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:56:17,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:56:17,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:56:17,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:56:17,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:56:17,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:56:17,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:56:17,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:56:17,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:56:17,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:56:17,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:56:17,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:56:17,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:56:17,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:56:17,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:56:17,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:56:17,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:56:17,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:56:17,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:56:17,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:56:17,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:56:17,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:56:17,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:56:17,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:56:17,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:56:17,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:56:17,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:56:17,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:56:17,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:56:17,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:56:17,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:56:17,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:56:17,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:56:17,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:56:17,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:56:17,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:56:17,512 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 18:56:17,545 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:56:17,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:56:17,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:56:17,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:56:17,548 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:56:17,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:56:17,549 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:56:17,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:56:17,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:56:17,549 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:56:17,549 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:56:17,550 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 18:56:17,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:56:17,550 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:56:17,550 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:56:17,551 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:56:17,551 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:56:17,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:56:17,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:56:17,552 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:56:17,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:56:17,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:56:17,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:56:17,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:56:17,555 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 18:56:17,556 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:56:17,556 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:56:17,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:56:17,557 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_a874b8a9-7026-45f9-8606-3adab47fa604/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2020-11-29 18:56:18,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:56:18,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:56:18,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:56:18,105 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:56:18,106 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:56:18,109 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-11-29 18:56:18,205 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/data/237e7aed0/406b4714154049488059d30a13bd2b68/FLAG4e59a3d05 [2020-11-29 18:56:19,285 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:56:19,287 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-11-29 18:56:19,338 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/data/237e7aed0/406b4714154049488059d30a13bd2b68/FLAG4e59a3d05 [2020-11-29 18:56:19,714 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a874b8a9-7026-45f9-8606-3adab47fa604/bin/uautomizer/data/237e7aed0/406b4714154049488059d30a13bd2b68 [2020-11-29 18:56:19,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:56:19,718 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 18:56:19,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:56:19,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:56:19,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:56:19,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:56:19" (1/1) ... [2020-11-29 18:56:19,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9b4bbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:56:19, skipping insertion in model container [2020-11-29 18:56:19,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:56:19" (1/1) ... [2020-11-29 18:56:19,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:56:19,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:56:21,817 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 18:56:21,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7deedc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:56:21, skipping insertion in model container [2020-11-29 18:56:21,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:56:21,819 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 18:56:21,822 INFO L168 Benchmark]: Toolchain (without parser) took 2102.62 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 36.9 MB in the beginning and 56.8 MB in the end (delta: -19.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:56:21,823 INFO L168 Benchmark]: CDTParser took 0.85 ms. Allocated memory is still 62.9 MB. Free memory is still 44.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:56:21,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2099.25 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 36.7 MB in the beginning and 56.8 MB in the end (delta: -20.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:56:21,827 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 ms. Allocated memory is still 62.9 MB. Free memory is still 44.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2099.25 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 36.7 MB in the beginning and 56.8 MB in the end (delta: -20.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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...