./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be --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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be --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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:06:39,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:06:39,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:06:39,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:06:39,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:06:39,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:06:39,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:06:39,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:06:39,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:06:39,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:06:39,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:06:39,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:06:39,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:06:39,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:06:39,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:06:39,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:06:39,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:06:39,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:06:39,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:06:39,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:06:39,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:06:39,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:06:39,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:06:39,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:06:39,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:06:39,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:06:39,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:06:39,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:06:39,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:06:39,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:06:39,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:06:39,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:06:39,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:06:39,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:06:39,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:06:39,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:06:39,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:06:39,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:06:39,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:06:39,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:06:39,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:06:39,841 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-21 19:06:39,881 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:06:39,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:06:39,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:06:39,882 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:06:39,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:06:39,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:06:39,883 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:06:39,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:06:39,884 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:06:39,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:06:39,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:06:39,884 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:06:39,884 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:06:39,885 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:06:39,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:06:39,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:06:39,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:06:39,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:06:39,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:06:39,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:06:39,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:06:39,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:06:39,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:06:39,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:06:39,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:06:39,887 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:06:39,887 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_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2021-10-21 19:06:40,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:06:40,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:06:40,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:06:40,141 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:06:40,142 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:06:40,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-21 19:06:40,239 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/data/f535fe6c6/54429dbe0b1b42ec9ffd885ef3bb566f/FLAG88cf82cfd [2021-10-21 19:06:40,954 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:06:40,955 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-21 19:06:40,998 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/data/f535fe6c6/54429dbe0b1b42ec9ffd885ef3bb566f/FLAG88cf82cfd [2021-10-21 19:06:41,101 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/data/f535fe6c6/54429dbe0b1b42ec9ffd885ef3bb566f [2021-10-21 19:06:41,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:06:41,105 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:06:41,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:06:41,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:06:41,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:06:41,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:06:41" (1/1) ... [2021-10-21 19:06:41,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d3da6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:41, skipping insertion in model container [2021-10-21 19:06:41,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:06:41" (1/1) ... [2021-10-21 19:06:41,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:06:41,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:06:42,292 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-21 19:06:42,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61c25572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:42, skipping insertion in model container [2021-10-21 19:06:42,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:06:42,293 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:06:42,295 INFO L168 Benchmark]: Toolchain (without parser) took 1189.58 ms. Allocated memory is still 138.4 MB. Free memory was 106.2 MB in the beginning and 99.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:06:42,296 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 94.4 MB. Free memory was 55.0 MB in the beginning and 54.9 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:06:42,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1185.38 ms. Allocated memory is still 138.4 MB. Free memory was 105.8 MB in the beginning and 99.9 MB in the end (delta: 5.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:06:42,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 94.4 MB. Free memory was 55.0 MB in the beginning and 54.9 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1185.38 ms. Allocated memory is still 138.4 MB. Free memory was 105.8 MB in the beginning and 99.9 MB in the end (delta: 5.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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 0.2.1-dev-e943c26 [2021-10-21 19:06:44,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:06:44,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:06:44,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:06:44,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:06:44,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:06:44,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:06:44,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:06:44,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:06:44,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:06:44,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:06:44,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:06:44,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:06:44,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:06:44,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:06:44,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:06:44,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:06:44,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:06:44,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:06:44,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:06:44,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:06:44,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:06:44,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:06:44,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:06:44,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:06:44,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:06:44,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:06:44,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:06:44,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:06:44,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:06:44,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:06:44,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:06:44,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:06:44,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:06:44,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:06:44,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:06:44,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:06:44,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:06:44,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:06:44,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:06:44,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:06:44,615 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-21 19:06:44,662 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:06:44,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:06:44,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:06:44,663 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:06:44,665 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:06:44,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:06:44,665 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:06:44,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:06:44,667 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:06:44,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:06:44,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:06:44,668 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:06:44,668 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:06:44,668 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:06:44,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:06:44,669 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:06:44,669 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:06:44,669 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:06:44,669 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:06:44,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:06:44,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:06:44,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:06:44,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:06:44,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:06:44,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:06:44,671 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:06:44,671 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:06:44,671 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:06:44,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:06:44,671 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_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2021-10-21 19:06:45,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:06:45,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:06:45,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:06:45,083 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:06:45,084 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:06:45,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-21 19:06:45,163 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/data/0b62587f0/70da9dba87864cc484de5d16faf96a55/FLAG637a8118e [2021-10-21 19:06:45,878 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:06:45,879 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-21 19:06:45,926 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/data/0b62587f0/70da9dba87864cc484de5d16faf96a55/FLAG637a8118e [2021-10-21 19:06:46,007 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e16ab5-643b-493c-b183-f9113ba1e4ac/bin/uautomizer-j4sWxH34Be/data/0b62587f0/70da9dba87864cc484de5d16faf96a55 [2021-10-21 19:06:46,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:06:46,017 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:06:46,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:06:46,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:06:46,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:06:46,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:06:46" (1/1) ... [2021-10-21 19:06:46,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4eb00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:46, skipping insertion in model container [2021-10-21 19:06:46,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:06:46" (1/1) ... [2021-10-21 19:06:46,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:06:46,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:06:47,385 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-21 19:06:47,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61a3cbfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:47, skipping insertion in model container [2021-10-21 19:06:47,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:06:47,386 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:06:47,388 INFO L168 Benchmark]: Toolchain (without parser) took 1369.56 ms. Allocated memory is still 71.3 MB. Free memory was 47.3 MB in the beginning and 40.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:06:47,389 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 71.3 MB. Free memory was 51.7 MB in the beginning and 51.6 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:06:47,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1365.55 ms. Allocated memory is still 71.3 MB. Free memory was 47.1 MB in the beginning and 40.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:06:47,391 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 71.3 MB. Free memory was 51.7 MB in the beginning and 51.6 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1365.55 ms. Allocated memory is still 71.3 MB. Free memory was 47.1 MB in the beginning and 40.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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...