./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-1.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_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/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 ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f .............................................................................................................................. 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_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/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 ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f ................................................................................................................................. 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 03:10:30,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:30,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:30,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:30,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:30,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:30,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:30,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:30,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:30,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:30,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:30,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:30,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:30,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:30,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:30,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:30,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:30,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:30,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:30,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:30,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:30,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:30,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:30,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:30,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:30,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:30,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:30,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:30,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:30,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:30,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:30,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:30,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:30,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:30,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:30,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:30,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:30,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:30,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:30,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:30,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:30,848 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 03:10:30,895 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:30,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:30,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:30,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:30,903 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:30,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:30,903 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:10:30,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:10:30,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:30,904 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:10:30,906 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:10:30,906 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:10:30,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:10:30,907 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:10:30,907 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:30,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:30,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:30,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:10:30,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:10:30,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:10:30,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:30,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:10:30,910 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:10:30,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:10:30,911 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:30,911 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_52ba9490-4bfc-4226-a429-07c3bdf31b46/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f [2020-11-28 03:10:31,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:31,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:31,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:31,367 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:31,368 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:31,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-11-28 03:10:31,451 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/data/5f2beb062/fe947f0cb6094abfa56b753fd44c6085/FLAG7a985160a [2020-11-28 03:10:32,456 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:32,457 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-11-28 03:10:32,519 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/data/5f2beb062/fe947f0cb6094abfa56b753fd44c6085/FLAG7a985160a [2020-11-28 03:10:32,965 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/data/5f2beb062/fe947f0cb6094abfa56b753fd44c6085 [2020-11-28 03:10:32,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:32,970 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:10:32,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:32,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:32,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:32,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:32" (1/1) ... [2020-11-28 03:10:32,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f54741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:32, skipping insertion in model container [2020-11-28 03:10:32,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:32" (1/1) ... [2020-11-28 03:10:33,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:33,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:34,549 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 03:10:34,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1243abcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:34, skipping insertion in model container [2020-11-28 03:10:34,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:34,551 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:10:34,555 INFO L168 Benchmark]: Toolchain (without parser) took 1582.35 ms. Allocated memory is still 123.7 MB. Free memory was 87.9 MB in the beginning and 85.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:34,558 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 77.6 MB. Free memory was 36.4 MB in the beginning and 36.4 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:34,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1578.89 ms. Allocated memory is still 123.7 MB. Free memory was 87.6 MB in the beginning and 85.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:34,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 ms. Allocated memory is still 77.6 MB. Free memory was 36.4 MB in the beginning and 36.4 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1578.89 ms. Allocated memory is still 123.7 MB. Free memory was 87.6 MB in the beginning and 85.6 MB in the end (delta: 2.0 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: 2530]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:10:37,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:37,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:37,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:37,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:37,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:37,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:37,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:37,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:37,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:37,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:37,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:37,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:37,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:37,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:37,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:37,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:37,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:37,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:37,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:37,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:37,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:37,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:37,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:37,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:37,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:37,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:37,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:37,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:37,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:37,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:37,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:37,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:37,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:37,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:37,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:37,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:37,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:37,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:37,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:37,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:37,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 03:10:37,671 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:37,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:37,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:37,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:37,675 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:37,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:37,676 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:10:37,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:10:37,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:37,677 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:10:37,678 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:10:37,678 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:10:37,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:10:37,679 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:10:37,679 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:10:37,679 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:10:37,680 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:37,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:37,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:37,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:10:37,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:10:37,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:10:37,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:37,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:10:37,682 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:10:37,682 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:10:37,682 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:37,683 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:10:37,683 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_52ba9490-4bfc-4226-a429-07c3bdf31b46/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f [2020-11-28 03:10:38,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:38,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:38,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:38,206 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:38,207 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:38,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-11-28 03:10:38,291 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/data/640fb24fb/533775a4289e43b4b05897cf4da7c8fc/FLAG65b49052c [2020-11-28 03:10:39,259 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:39,261 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-11-28 03:10:39,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/data/640fb24fb/533775a4289e43b4b05897cf4da7c8fc/FLAG65b49052c [2020-11-28 03:10:39,759 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_52ba9490-4bfc-4226-a429-07c3bdf31b46/bin/uautomizer/data/640fb24fb/533775a4289e43b4b05897cf4da7c8fc [2020-11-28 03:10:39,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:39,767 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:10:39,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:39,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:39,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:39,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:39" (1/1) ... [2020-11-28 03:10:39,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61499922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:39, skipping insertion in model container [2020-11-28 03:10:39,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:39" (1/1) ... [2020-11-28 03:10:39,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:39,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:41,332 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 03:10:41,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@655a369a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:41, skipping insertion in model container [2020-11-28 03:10:41,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:41,336 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:10:41,338 INFO L168 Benchmark]: Toolchain (without parser) took 1569.51 ms. Allocated memory is still 77.6 MB. Free memory was 57.2 MB in the beginning and 46.1 MB in the end (delta: 11.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:41,342 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 77.6 MB. Free memory was 58.6 MB in the beginning and 58.6 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:41,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1565.75 ms. Allocated memory is still 77.6 MB. Free memory was 57.0 MB in the beginning and 46.1 MB in the end (delta: 10.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:41,347 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 77.6 MB. Free memory was 58.6 MB in the beginning and 58.6 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1565.75 ms. Allocated memory is still 77.6 MB. Free memory was 57.0 MB in the beginning and 46.1 MB in the end (delta: 10.9 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: 2530]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...