./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/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 e74f98059c168bbea3fa809da06c6e55d25d54fc .............................................................................................................................. 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_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/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 e74f98059c168bbea3fa809da06c6e55d25d54fc ................................................................................................................................. 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 03:00:23,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:00:23,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:00:23,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:00:23,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:00:23,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:00:23,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:00:23,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:00:23,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:00:23,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:00:23,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:00:23,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:00:23,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:00:23,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:00:23,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:00:23,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:00:23,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:00:23,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:00:23,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:00:23,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:00:23,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:00:23,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:00:23,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:00:23,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:00:23,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:00:23,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:00:23,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:00:23,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:00:23,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:00:23,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:00:23,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:00:23,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:00:23,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:00:23,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:00:23,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:00:23,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:00:23,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:00:23,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:00:23,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:00:23,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:00:23,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:00:23,797 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 03:00:23,841 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:00:23,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:00:23,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:00:23,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:00:23,846 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:00:23,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:00:23,847 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:00:23,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:00:23,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:00:23,848 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:00:23,849 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:00:23,849 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:00:23,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:00:23,850 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:00:23,850 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:00:23,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:00:23,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:00:23,851 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:00:23,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:00:23,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:00:23,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:00:23,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:00:23,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:00:23,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:00:23,862 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:00:23,862 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_10ea8362-2853-489b-97ca-dde63d42202d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e74f98059c168bbea3fa809da06c6e55d25d54fc [2020-11-28 03:00:24,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:00:24,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:00:24,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:00:24,195 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:00:24,196 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:00:24,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-11-28 03:00:24,304 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/data/b0d8aab26/11fc797db08d4f84ac474563d6f717af/FLAG96ddd2141 [2020-11-28 03:00:25,260 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:00:25,261 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-11-28 03:00:25,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/data/b0d8aab26/11fc797db08d4f84ac474563d6f717af/FLAG96ddd2141 [2020-11-28 03:00:25,339 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/data/b0d8aab26/11fc797db08d4f84ac474563d6f717af [2020-11-28 03:00:25,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:00:25,346 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:00:25,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:25,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:00:25,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:00:25,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:25" (1/1) ... [2020-11-28 03:00:25,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502c5c97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:25, skipping insertion in model container [2020-11-28 03:00:25,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:25" (1/1) ... [2020-11-28 03:00:25,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:00:25,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:00:26,853 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 03:00:26,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1dc310c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:26, skipping insertion in model container [2020-11-28 03:00:26,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:26,855 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:00:26,858 INFO L168 Benchmark]: Toolchain (without parser) took 1510.27 ms. Allocated memory was 94.4 MB in the beginning and 115.3 MB in the end (delta: 21.0 MB). Free memory was 62.0 MB in the beginning and 81.0 MB in the end (delta: -18.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:26,859 INFO L168 Benchmark]: CDTParser took 0.72 ms. Allocated memory is still 94.4 MB. Free memory is still 54.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:00:26,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1506.37 ms. Allocated memory was 94.4 MB in the beginning and 115.3 MB in the end (delta: 21.0 MB). Free memory was 61.7 MB in the beginning and 81.0 MB in the end (delta: -19.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:26,863 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 ms. Allocated memory is still 94.4 MB. Free memory is still 54.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1506.37 ms. Allocated memory was 94.4 MB in the beginning and 115.3 MB in the end (delta: 21.0 MB). Free memory was 61.7 MB in the beginning and 81.0 MB in the end (delta: -19.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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 03:00:29,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:00:29,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:00:29,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:00:29,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:00:29,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:00:29,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:00:29,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:00:29,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:00:29,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:00:29,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:00:29,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:00:29,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:00:29,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:00:29,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:00:29,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:00:29,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:00:29,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:00:29,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:00:29,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:00:29,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:00:29,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:00:29,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:00:29,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:00:29,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:00:29,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:00:29,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:00:29,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:00:29,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:00:29,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:00:29,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:00:29,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:00:29,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:00:29,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:00:29,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:00:29,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:00:29,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:00:29,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:00:29,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:00:29,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:00:29,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:00:29,789 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 03:00:29,842 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:00:29,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:00:29,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:00:29,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:00:29,847 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:00:29,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:00:29,848 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:00:29,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:00:29,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:00:29,849 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:00:29,850 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:00:29,851 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:00:29,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:00:29,851 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:00:29,852 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:00:29,852 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:00:29,852 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:00:29,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:00:29,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:00:29,853 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:00:29,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:00:29,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:00:29,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:00:29,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:00:29,855 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:00:29,855 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:00:29,856 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:00:29,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:00:29,856 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_10ea8362-2853-489b-97ca-dde63d42202d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e74f98059c168bbea3fa809da06c6e55d25d54fc [2020-11-28 03:00:30,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:00:30,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:00:30,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:00:30,468 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:00:30,469 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:00:30,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-11-28 03:00:30,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/data/be9735442/21c2b80b9e084c2295ce1927b5937c33/FLAGc6a45dea5 [2020-11-28 03:00:31,534 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:00:31,536 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-11-28 03:00:31,591 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/data/be9735442/21c2b80b9e084c2295ce1927b5937c33/FLAGc6a45dea5 [2020-11-28 03:00:32,075 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_10ea8362-2853-489b-97ca-dde63d42202d/bin/uautomizer/data/be9735442/21c2b80b9e084c2295ce1927b5937c33 [2020-11-28 03:00:32,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:00:32,080 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:00:32,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:32,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:00:32,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:00:32,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:32" (1/1) ... [2020-11-28 03:00:32,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f6b7c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:32, skipping insertion in model container [2020-11-28 03:00:32,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:32" (1/1) ... [2020-11-28 03:00:32,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:00:32,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:00:33,609 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 03:00:33,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37c356e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:33, skipping insertion in model container [2020-11-28 03:00:33,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:33,611 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:00:33,619 INFO L168 Benchmark]: Toolchain (without parser) took 1536.23 ms. Allocated memory was 48.2 MB in the beginning and 69.2 MB in the end (delta: 21.0 MB). Free memory was 29.1 MB in the beginning and 38.9 MB in the end (delta: -9.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:33,621 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 48.2 MB. Free memory was 29.8 MB in the beginning and 29.7 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:00:33,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1527.42 ms. Allocated memory was 48.2 MB in the beginning and 69.2 MB in the end (delta: 21.0 MB). Free memory was 28.9 MB in the beginning and 39.3 MB in the end (delta: -10.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:33,627 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 48.2 MB. Free memory was 29.8 MB in the beginning and 29.7 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1527.42 ms. Allocated memory was 48.2 MB in the beginning and 69.2 MB in the end (delta: 21.0 MB). Free memory was 28.9 MB in the beginning and 39.3 MB in the end (delta: -10.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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...