./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_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/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_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/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 [2020-11-29 22:50:54,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:50:54,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:50:54,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:50:54,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:50:54,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:50:54,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:50:54,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:50:54,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:50:54,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:50:54,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:50:54,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:50:54,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:50:54,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:50:54,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:50:54,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:50:54,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:50:54,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:50:54,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:50:54,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:50:54,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:50:54,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:50:54,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:50:54,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:50:54,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:50:54,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:50:54,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:50:54,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:50:54,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:50:54,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:50:54,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:50:54,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:50:54,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:50:54,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:50:54,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:50:54,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:50:54,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:50:54,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:50:54,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:50:54,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:50:54,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:50:54,897 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 22:50:54,941 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:50:54,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:50:54,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:50:54,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:50:54,943 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:50:54,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:50:54,943 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 22:50:54,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:50:54,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:50:54,944 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 22:50:54,944 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 22:50:54,944 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 22:50:54,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:50:54,945 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 22:50:54,945 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:50:54,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:50:54,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:50:54,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:50:54,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:50:54,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:50:54,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:50:54,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:50:54,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 22:50:54,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:50:54,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:50:54,948 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_1c7c61a2-b137-4a7e-9636-2eb044b939b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7823e9148dca40c4dde3fd1717e37bdaf00532d1 [2020-11-29 22:50:55,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:50:55,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:50:55,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:50:55,229 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:50:55,230 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:50:55,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-29 22:50:55,304 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/data/12bb030ba/183abd8ec7a54cbc8f8803c993c2505a/FLAGe945048f6 [2020-11-29 22:50:56,098 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:50:56,100 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-29 22:50:56,150 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/data/12bb030ba/183abd8ec7a54cbc8f8803c993c2505a/FLAGe945048f6 [2020-11-29 22:50:56,668 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/data/12bb030ba/183abd8ec7a54cbc8f8803c993c2505a [2020-11-29 22:50:56,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:50:56,673 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 22:50:56,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:50:56,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:50:56,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:50:56,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:50:56" (1/1) ... [2020-11-29 22:50:56,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df0cf57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:56, skipping insertion in model container [2020-11-29 22:50:56,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:50:56" (1/1) ... [2020-11-29 22:50:56,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:50:56,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:50:58,210 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 [2020-11-29 22:50:58,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2368f820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:58, skipping insertion in model container [2020-11-29 22:50:58,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:50:58,211 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 22:50:58,214 INFO L168 Benchmark]: Toolchain (without parser) took 1539.70 ms. Allocated memory is still 100.7 MB. Free memory was 68.2 MB in the beginning and 64.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:58,215 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 77.6 MB. Free memory was 39.3 MB in the beginning and 39.2 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:50:58,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1536.52 ms. Allocated memory is still 100.7 MB. Free memory was 67.9 MB in the beginning and 64.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:58,219 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 77.6 MB. Free memory was 39.3 MB in the beginning and 39.2 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1536.52 ms. Allocated memory is still 100.7 MB. Free memory was 67.9 MB in the beginning and 64.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 14.7 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 [2020-11-29 22:51:00,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:51:00,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:51:00,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:51:00,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:51:00,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:51:00,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:51:00,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:51:00,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:51:00,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:51:00,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:51:00,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:51:00,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:51:00,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:51:00,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:51:00,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:51:00,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:51:00,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:51:00,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:51:00,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:51:00,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:51:00,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:51:00,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:51:00,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:51:00,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:51:00,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:51:00,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:51:00,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:51:00,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:51:00,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:51:00,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:51:00,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:51:00,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:51:00,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:51:00,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:51:00,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:51:00,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:51:00,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:51:00,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:51:00,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:51:00,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:51:00,703 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 22:51:00,752 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:51:00,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:51:00,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:51:00,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:51:00,756 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:51:00,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:51:00,757 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 22:51:00,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:51:00,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:51:00,757 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 22:51:00,759 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 22:51:00,759 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 22:51:00,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:51:00,759 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 22:51:00,760 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 22:51:00,760 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 22:51:00,760 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:51:00,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:51:00,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:51:00,761 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:51:00,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:51:00,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:51:00,762 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:51:00,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:51:00,762 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 22:51:00,762 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 22:51:00,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:51:00,778 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 22:51:00,778 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_1c7c61a2-b137-4a7e-9636-2eb044b939b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7823e9148dca40c4dde3fd1717e37bdaf00532d1 [2020-11-29 22:51:01,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:51:01,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:51:01,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:51:01,282 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:51:01,283 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:51:01,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-29 22:51:01,379 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/data/1163c64db/5f5804716930475dbcdf72dcab805dbf/FLAGc64c58f4a [2020-11-29 22:51:02,242 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:51:02,243 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-29 22:51:02,289 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/data/1163c64db/5f5804716930475dbcdf72dcab805dbf/FLAGc64c58f4a [2020-11-29 22:51:02,356 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1c7c61a2-b137-4a7e-9636-2eb044b939b9/bin/uautomizer/data/1163c64db/5f5804716930475dbcdf72dcab805dbf [2020-11-29 22:51:02,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:51:02,363 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 22:51:02,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:51:02,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:51:02,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:51:02,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:51:02" (1/1) ... [2020-11-29 22:51:02,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7628e651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:51:02, skipping insertion in model container [2020-11-29 22:51:02,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:51:02" (1/1) ... [2020-11-29 22:51:02,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:51:02,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:51:03,958 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 [2020-11-29 22:51:03,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25d80266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:51:03, skipping insertion in model container [2020-11-29 22:51:03,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:51:03,960 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 22:51:03,963 INFO L168 Benchmark]: Toolchain (without parser) took 1597.85 ms. Allocated memory is still 73.4 MB. Free memory was 53.0 MB in the beginning and 42.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2020-11-29 22:51:03,964 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 73.4 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:51:03,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1593.30 ms. Allocated memory is still 73.4 MB. Free memory was 52.7 MB in the beginning and 42.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:51:03,973 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 73.4 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1593.30 ms. Allocated memory is still 73.4 MB. Free memory was 52.7 MB in the beginning and 42.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 15.1 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...