./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan --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 37472fee323a215e498757280459fe839d9ea958 .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan --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 37472fee323a215e498757280459fe839d9ea958 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 21:49:05,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:49:05,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:49:05,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:49:05,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:49:05,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:49:05,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:49:05,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:49:05,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:49:05,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:49:05,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:49:05,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:49:05,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:49:05,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:49:05,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:49:05,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:49:05,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:49:05,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:49:05,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:49:05,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:49:05,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:49:05,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:49:05,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:49:05,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:49:05,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:49:05,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:49:05,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:49:05,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:49:05,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:49:05,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:49:05,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:49:05,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:49:05,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:49:05,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:49:05,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:49:05,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:49:05,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:49:05,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:49:05,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:49:05,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:49:05,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:49:05,679 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2019-12-07 21:49:05,689 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:49:05,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:49:05,690 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:49:05,690 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:49:05,690 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:49:05,690 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:49:05,690 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 21:49:05,691 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:49:05,691 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:49:05,691 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 21:49:05,691 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 21:49:05,691 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:49:05,691 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 21:49:05,691 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 21:49:05,691 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 21:49:05,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 21:49:05,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 21:49:05,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:49:05,692 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 21:49:05,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:49:05,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:49:05,693 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 21:49:05,693 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 21:49:05,693 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 21:49:05,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:49:05,693 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:49:05,693 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:49:05,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:49:05,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:49:05,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:49:05,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:49:05,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:49:05,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:49:05,694 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 21:49:05,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 21:49:05,694 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:49:05,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:49:05,695 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan 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 -> 37472fee323a215e498757280459fe839d9ea958 [2019-12-07 21:49:05,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:49:05,805 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:49:05,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:49:05,809 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:49:05,809 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:49:05,810 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2019-12-07 21:49:05,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/data/419fd75bd/2e6e05f3a4814d9088b9fb59b8aefb8b/FLAG247cf803e [2019-12-07 21:49:06,323 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:49:06,323 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2019-12-07 21:49:06,340 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/data/419fd75bd/2e6e05f3a4814d9088b9fb59b8aefb8b/FLAG247cf803e [2019-12-07 21:49:06,829 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/data/419fd75bd/2e6e05f3a4814d9088b9fb59b8aefb8b [2019-12-07 21:49:06,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:49:06,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:49:06,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:49:06,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:49:06,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:49:06,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:49:06" (1/1) ... [2019-12-07 21:49:06,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@331c5240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:06, skipping insertion in model container [2019-12-07 21:49:06,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:49:06" (1/1) ... [2019-12-07 21:49:06,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:49:06,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:49:07,689 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-12-07 21:49:07,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78ab7f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:07, skipping insertion in model container [2019-12-07 21:49:07,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:49:07,690 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 21:49:07,691 INFO L168 Benchmark]: Toolchain (without parser) took 858.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -162.4 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:07,692 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:49:07,692 INFO L168 Benchmark]: CACSL2BoogieTranslator took 856.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -162.4 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:07,693 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 856.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -162.4 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2320]: 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 0.1.25-f470102 [2019-12-07 21:49:08,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:49:08,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:49:08,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:49:08,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:49:08,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:49:08,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:49:08,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:49:08,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:49:08,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:49:08,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:49:08,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:49:08,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:49:08,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:49:08,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:49:08,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:49:08,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:49:08,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:49:08,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:49:08,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:49:08,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:49:08,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:49:08,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:49:08,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:49:08,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:49:08,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:49:08,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:49:08,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:49:08,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:49:08,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:49:08,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:49:08,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:49:08,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:49:08,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:49:08,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:49:08,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:49:08,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:49:08,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:49:08,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:49:08,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:49:08,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:49:08,828 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2019-12-07 21:49:08,838 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:49:08,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:49:08,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:49:08,839 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:49:08,839 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:49:08,839 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:49:08,839 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:49:08,839 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:49:08,839 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:49:08,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 21:49:08,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 21:49:08,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:49:08,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 21:49:08,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:49:08,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:49:08,841 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 21:49:08,841 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 21:49:08,841 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 21:49:08,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:49:08,841 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:49:08,841 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 21:49:08,842 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 21:49:08,842 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:49:08,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:49:08,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 21:49:08,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:49:08,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:49:08,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:49:08,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:49:08,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:49:08,843 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 21:49:08,843 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 21:49:08,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:49:08,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:49:08,843 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan 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 -> 37472fee323a215e498757280459fe839d9ea958 [2019-12-07 21:49:09,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:49:09,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:49:09,035 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:49:09,036 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:49:09,036 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:49:09,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2019-12-07 21:49:09,080 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/data/fb5706189/865f99cb0b4d4f9f8e181b45a36d93d6/FLAG30dbf8f73 [2019-12-07 21:49:09,710 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:49:09,711 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2019-12-07 21:49:09,731 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/data/fb5706189/865f99cb0b4d4f9f8e181b45a36d93d6/FLAG30dbf8f73 [2019-12-07 21:49:10,109 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8fbca492-6798-4b57-a20c-de9aeecb29f2/bin/utaipan/data/fb5706189/865f99cb0b4d4f9f8e181b45a36d93d6 [2019-12-07 21:49:10,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:49:10,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:49:10,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:49:10,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:49:10,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:49:10,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:49:10" (1/1) ... [2019-12-07 21:49:10,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12116f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:10, skipping insertion in model container [2019-12-07 21:49:10,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:49:10" (1/1) ... [2019-12-07 21:49:10,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:49:10,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:49:10,992 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-12-07 21:49:10,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32c20d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:10, skipping insertion in model container [2019-12-07 21:49:10,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:49:10,993 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 21:49:10,995 INFO L168 Benchmark]: Toolchain (without parser) took 881.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:10,996 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:49:10,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 879.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:10,997 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 879.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2320]: 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...