./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.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_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/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 7823e9148dca40c4dde3fd1717e37bdaf00532d1 .............................................................................................................................. 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_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/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 7823e9148dca40c4dde3fd1717e37bdaf00532d1 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:03:09,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:03:09,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:03:09,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:03:09,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:03:09,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:03:09,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:03:09,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:03:10,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:03:10,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:03:10,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:03:10,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:03:10,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:03:10,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:03:10,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:03:10,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:03:10,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:03:10,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:03:10,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:03:10,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:03:10,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:03:10,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:03:10,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:03:10,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:03:10,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:03:10,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:03:10,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:03:10,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:03:10,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:03:10,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:03:10,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:03:10,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:03:10,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:03:10,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:03:10,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:03:10,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:03:10,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:03:10,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:03:10,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:03:10,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:03:10,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:03:10,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 03:03:10,087 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:03:10,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:03:10,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:03:10,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:03:10,089 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:03:10,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:03:10,089 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:03:10,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:03:10,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:03:10,090 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:03:10,090 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:03:10,090 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:03:10,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:03:10,091 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:03:10,091 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:03:10,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:03:10,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:03:10,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:03:10,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:03:10,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:03:10,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:03:10,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:03:10,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:03:10,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:03:10,093 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:03:10,093 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_19816636-5bb5-4991-b139-38bd0305c8c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7823e9148dca40c4dde3fd1717e37bdaf00532d1 [2020-11-28 03:03:10,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:03:10,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:03:10,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:03:10,372 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:03:10,375 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:03:10,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-28 03:03:10,473 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/data/6345a6cfa/a4525e5e15814b84899e0279e4bd5cf5/FLAG98f3562be [2020-11-28 03:03:11,103 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:03:11,104 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-28 03:03:11,160 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/data/6345a6cfa/a4525e5e15814b84899e0279e4bd5cf5/FLAG98f3562be [2020-11-28 03:03:11,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/data/6345a6cfa/a4525e5e15814b84899e0279e4bd5cf5 [2020-11-28 03:03:11,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:03:11,299 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:03:11,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:11,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:03:11,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:03:11,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:11" (1/1) ... [2020-11-28 03:03:11,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d7d4717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:11, skipping insertion in model container [2020-11-28 03:03:11,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:11" (1/1) ... [2020-11-28 03:03:11,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:03:11,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:03:12,526 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-11-28 03:03:12,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3884e9a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:12, skipping insertion in model container [2020-11-28 03:03:12,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:12,527 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:03:12,529 INFO L168 Benchmark]: Toolchain (without parser) took 1229.01 ms. Allocated memory is still 96.5 MB. Free memory was 58.7 MB in the beginning and 57.9 MB in the end (delta: 867.4 kB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:12,529 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 75.5 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:03:12,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1226.52 ms. Allocated memory is still 96.5 MB. Free memory was 58.5 MB in the beginning and 57.9 MB in the end (delta: 633.1 kB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:12,532 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 75.5 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1226.52 ms. Allocated memory is still 96.5 MB. Free memory was 58.5 MB in the beginning and 57.9 MB in the end (delta: 633.1 kB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:03:14,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:03:14,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:03:14,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:03:14,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:03:14,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:03:14,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:03:14,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:03:14,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:03:14,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:03:14,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:03:14,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:03:14,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:03:14,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:03:14,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:03:14,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:03:14,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:03:14,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:03:14,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:03:14,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:03:14,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:03:14,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:03:14,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:03:14,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:03:14,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:03:14,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:03:14,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:03:14,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:03:14,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:03:14,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:03:14,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:03:14,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:03:14,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:03:14,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:03:14,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:03:14,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:03:14,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:03:14,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:03:14,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:03:14,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:03:14,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:03:14,834 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 03:03:14,859 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:03:14,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:03:14,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:03:14,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:03:14,861 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:03:14,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:03:14,862 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:03:14,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:03:14,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:03:14,863 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:03:14,863 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:03:14,863 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:03:14,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:03:14,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:03:14,864 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:03:14,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:03:14,864 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:03:14,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:03:14,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:03:14,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:03:14,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:03:14,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:03:14,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:03:14,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:03:14,866 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:03:14,866 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:03:14,866 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:03:14,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:03:14,867 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_19816636-5bb5-4991-b139-38bd0305c8c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7823e9148dca40c4dde3fd1717e37bdaf00532d1 [2020-11-28 03:03:15,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:03:15,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:03:15,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:03:15,248 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:03:15,248 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:03:15,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-28 03:03:15,326 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/data/5a5acfa07/dbc81fad599e4010af7c16e7f1949648/FLAG2ab8a521c [2020-11-28 03:03:16,081 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:03:16,082 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-28 03:03:16,128 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/data/5a5acfa07/dbc81fad599e4010af7c16e7f1949648/FLAG2ab8a521c [2020-11-28 03:03:16,179 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_19816636-5bb5-4991-b139-38bd0305c8c4/bin/uautomizer/data/5a5acfa07/dbc81fad599e4010af7c16e7f1949648 [2020-11-28 03:03:16,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:03:16,184 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:03:16,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:16,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:03:16,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:03:16,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:16" (1/1) ... [2020-11-28 03:03:16,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59e1e29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:16, skipping insertion in model container [2020-11-28 03:03:16,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:16" (1/1) ... [2020-11-28 03:03:16,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:03:16,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:03:17,632 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-11-28 03:03:17,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2aff3a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:17, skipping insertion in model container [2020-11-28 03:03:17,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:17,640 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:03:17,642 INFO L168 Benchmark]: Toolchain (without parser) took 1456.78 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 28.9 MB in the beginning and 35.0 MB in the end (delta: -6.1 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:17,643 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 29.9 MB in the end (delta: 18.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:03:17,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1450.69 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 28.7 MB in the beginning and 35.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:17,648 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 29.9 MB in the end (delta: 18.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1450.69 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 28.7 MB in the beginning and 35.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...