./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/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 9d4473b9b88be90828a80f59979d383194691218 ........................................................................................................................................ 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_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/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 9d4473b9b88be90828a80f59979d383194691218 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 16:38:24,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 16:38:24,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 16:38:24,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 16:38:24,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 16:38:24,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 16:38:24,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 16:38:24,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 16:38:24,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 16:38:24,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 16:38:24,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 16:38:24,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 16:38:24,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 16:38:24,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 16:38:24,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 16:38:24,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 16:38:24,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 16:38:24,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 16:38:24,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 16:38:24,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 16:38:24,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 16:38:24,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 16:38:24,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 16:38:24,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 16:38:24,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 16:38:24,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 16:38:24,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 16:38:24,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 16:38:24,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 16:38:24,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 16:38:24,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 16:38:24,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 16:38:24,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 16:38:24,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 16:38:24,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 16:38:24,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 16:38:24,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 16:38:24,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 16:38:24,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 16:38:24,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 16:38:24,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 16:38:24,833 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-12-09 16:38:24,850 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 16:38:24,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 16:38:24,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 16:38:24,851 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 16:38:24,851 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 16:38:24,852 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 16:38:24,852 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 16:38:24,852 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 16:38:24,852 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 16:38:24,852 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 16:38:24,852 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 16:38:24,852 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 16:38:24,853 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 16:38:24,853 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 16:38:24,853 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 16:38:24,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 16:38:24,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 16:38:24,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 16:38:24,854 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 16:38:24,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 16:38:24,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 16:38:24,854 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 16:38:24,854 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 16:38:24,854 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 16:38:24,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 16:38:24,855 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 16:38:24,855 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 16:38:24,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 16:38:24,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 16:38:24,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 16:38:24,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 16:38:24,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 16:38:24,856 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 16:38:24,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 16:38:24,856 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 16:38:24,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 16:38:24,856 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d4473b9b88be90828a80f59979d383194691218 [2020-12-09 16:38:25,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 16:38:25,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 16:38:25,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 16:38:25,043 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 16:38:25,044 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 16:38:25,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-12-09 16:38:25,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/data/91b503c03/39dd110942ff4257ab01a11abec7b8f5/FLAG702f3fa4f [2020-12-09 16:38:25,652 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 16:38:25,653 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-12-09 16:38:25,679 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/data/91b503c03/39dd110942ff4257ab01a11abec7b8f5/FLAG702f3fa4f [2020-12-09 16:38:26,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/data/91b503c03/39dd110942ff4257ab01a11abec7b8f5 [2020-12-09 16:38:26,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 16:38:26,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 16:38:26,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 16:38:26,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 16:38:26,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 16:38:26,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:38:26" (1/1) ... [2020-12-09 16:38:26,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54f2a8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:26, skipping insertion in model container [2020-12-09 16:38:26,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:38:26" (1/1) ... [2020-12-09 16:38:26,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 16:38:26,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 16:38:27,464 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-12-09 16:38:27,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@327d3a62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:27, skipping insertion in model container [2020-12-09 16:38:27,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 16:38:27,465 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 16:38:27,467 INFO L168 Benchmark]: Toolchain (without parser) took 1352.69 ms. Allocated memory is still 115.3 MB. Free memory was 84.1 MB in the beginning and 65.5 MB in the end (delta: 18.6 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. [2020-12-09 16:38:27,467 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 115.3 MB. Free memory was 79.6 MB in the beginning and 79.5 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 16:38:27,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1346.34 ms. Allocated memory is still 115.3 MB. Free memory was 83.8 MB in the beginning and 65.5 MB in the end (delta: 18.3 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. [2020-12-09 16:38:27,470 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 115.3 MB. Free memory was 79.6 MB in the beginning and 79.5 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1346.34 ms. Allocated memory is still 115.3 MB. Free memory was 83.8 MB in the beginning and 65.5 MB in the end (delta: 18.3 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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 0.2.0-7b2dab5 [2020-12-09 16:38:28,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 16:38:28,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 16:38:28,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 16:38:28,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 16:38:28,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 16:38:28,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 16:38:28,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 16:38:28,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 16:38:28,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 16:38:28,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 16:38:28,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 16:38:28,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 16:38:28,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 16:38:28,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 16:38:28,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 16:38:28,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 16:38:28,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 16:38:28,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 16:38:28,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 16:38:28,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 16:38:28,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 16:38:28,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 16:38:28,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 16:38:28,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 16:38:28,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 16:38:28,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 16:38:28,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 16:38:28,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 16:38:28,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 16:38:28,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 16:38:28,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 16:38:28,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 16:38:28,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 16:38:28,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 16:38:28,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 16:38:28,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 16:38:28,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 16:38:28,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 16:38:28,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 16:38:28,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 16:38:28,866 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-12-09 16:38:28,892 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 16:38:28,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 16:38:28,893 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 16:38:28,893 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 16:38:28,894 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 16:38:28,894 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 16:38:28,894 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 16:38:28,894 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 16:38:28,894 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 16:38:28,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 16:38:28,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 16:38:28,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 16:38:28,895 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 16:38:28,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 16:38:28,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 16:38:28,895 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 16:38:28,895 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 16:38:28,896 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 16:38:28,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 16:38:28,896 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 16:38:28,896 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 16:38:28,896 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 16:38:28,896 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 16:38:28,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 16:38:28,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 16:38:28,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 16:38:28,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 16:38:28,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 16:38:28,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 16:38:28,897 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 16:38:28,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 16:38:28,897 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 16:38:28,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 16:38:28,898 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_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d4473b9b88be90828a80f59979d383194691218 [2020-12-09 16:38:29,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 16:38:29,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 16:38:29,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 16:38:29,137 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 16:38:29,138 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 16:38:29,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-12-09 16:38:29,185 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/data/c3b87a98e/745e8a758f9c469c8250f6de3e22f999/FLAGcc30bda1e [2020-12-09 16:38:29,821 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 16:38:29,821 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-12-09 16:38:29,847 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/data/c3b87a98e/745e8a758f9c469c8250f6de3e22f999/FLAGcc30bda1e [2020-12-09 16:38:30,169 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3f69f2e4-2e8d-44f0-b2c9-61b6f8065665/bin/utaipan/data/c3b87a98e/745e8a758f9c469c8250f6de3e22f999 [2020-12-09 16:38:30,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 16:38:30,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 16:38:30,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 16:38:30,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 16:38:30,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 16:38:30,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:38:30" (1/1) ... [2020-12-09 16:38:30,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0fd498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:30, skipping insertion in model container [2020-12-09 16:38:30,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:38:30" (1/1) ... [2020-12-09 16:38:30,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 16:38:30,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 16:38:31,544 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-12-09 16:38:31,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54411066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:31, skipping insertion in model container [2020-12-09 16:38:31,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 16:38:31,545 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 16:38:31,546 INFO L168 Benchmark]: Toolchain (without parser) took 1371.96 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 45.8 MB in the beginning and 48.4 MB in the end (delta: -2.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2020-12-09 16:38:31,547 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 69.2 MB. Free memory is still 52.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 16:38:31,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1369.37 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 45.6 MB in the beginning and 48.4 MB in the end (delta: -2.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2020-12-09 16:38:31,549 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 69.2 MB. Free memory is still 52.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1369.37 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 45.6 MB in the beginning and 48.4 MB in the end (delta: -2.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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...