./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt --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 2b37a2989873bccb38a599c5f72aafffdd60cc5a ............................................................................................................................... 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_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt --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 2b37a2989873bccb38a599c5f72aafffdd60cc5a .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:51:25,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:51:25,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:51:25,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:51:25,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:51:25,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:51:25,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:51:25,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:51:25,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:51:25,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:51:25,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:51:25,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:51:25,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:51:25,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:51:25,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:51:25,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:51:25,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:51:25,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:51:25,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:51:25,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:51:25,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:51:25,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:51:25,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:51:25,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:51:25,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:51:25,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:51:25,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:51:25,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:51:25,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:51:25,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:51:25,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:51:25,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:51:25,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:51:25,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:51:25,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:51:25,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:51:25,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:51:25,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:51:25,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:51:25,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:51:25,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:51:25,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-13 00:51:25,230 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:51:25,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:51:25,232 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:51:25,232 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:51:25,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:51:25,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:51:25,239 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:51:25,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:51:25,240 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:51:25,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:51:25,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:51:25,241 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:51:25,241 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:51:25,241 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 00:51:25,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:51:25,242 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:51:25,242 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:51:25,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:51:25,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:51:25,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:51:25,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:51:25,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:51:25,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:51:25,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:51:25,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:51:25,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:51:25,246 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_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2021-10-13 00:51:25,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:51:25,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:51:25,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:51:25,595 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:51:25,596 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:51:25,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-10-13 00:51:25,719 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/data/5c266210d/35b1e07c2a0e4580b182dde16fcaf76a/FLAG98e321414 [2021-10-13 00:51:26,677 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:51:26,678 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-10-13 00:51:26,735 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/data/5c266210d/35b1e07c2a0e4580b182dde16fcaf76a/FLAG98e321414 [2021-10-13 00:51:27,154 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/data/5c266210d/35b1e07c2a0e4580b182dde16fcaf76a [2021-10-13 00:51:27,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:51:27,159 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:51:27,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:51:27,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:51:27,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:51:27,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:51:27" (1/1) ... [2021-10-13 00:51:27,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6876a0a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:51:27, skipping insertion in model container [2021-10-13 00:51:27,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:51:27" (1/1) ... [2021-10-13 00:51:27,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:51:27,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:51:28,745 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 [2021-10-13 00:51:28,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c032e57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:51:28, skipping insertion in model container [2021-10-13 00:51:28,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:51:28,747 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:51:28,749 INFO L168 Benchmark]: Toolchain (without parser) took 1588.89 ms. Allocated memory is still 132.1 MB. Free memory was 92.8 MB in the beginning and 91.8 MB in the end (delta: 999.5 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:51:28,750 INFO L168 Benchmark]: CDTParser took 0.85 ms. Allocated memory is still 86.0 MB. Free memory was 57.9 MB in the beginning and 57.9 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:51:28,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1582.14 ms. Allocated memory is still 132.1 MB. Free memory was 92.8 MB in the beginning and 91.8 MB in the end (delta: 999.5 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:51:28,754 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 ms. Allocated memory is still 86.0 MB. Free memory was 57.9 MB in the beginning and 57.9 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1582.14 ms. Allocated memory is still 132.1 MB. Free memory was 92.8 MB in the beginning and 91.8 MB in the end (delta: 999.5 kB). 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: 2536]: 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 0.2.1-dev-4e77c04 [2021-10-13 00:51:31,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:51:31,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:51:31,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:51:31,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:51:31,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:51:31,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:51:31,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:51:31,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:51:31,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:51:31,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:51:31,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:51:31,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:51:31,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:51:31,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:51:31,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:51:31,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:51:31,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:51:31,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:51:31,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:51:31,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:51:31,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:51:31,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:51:31,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:51:31,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:51:31,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:51:31,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:51:31,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:51:31,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:51:31,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:51:31,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:51:31,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:51:31,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:51:31,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:51:31,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:51:31,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:51:31,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:51:31,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:51:31,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:51:31,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:51:31,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:51:31,596 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-13 00:51:31,651 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:51:31,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:51:31,652 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:51:31,653 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:51:31,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:51:31,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:51:31,656 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:51:31,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:51:31,657 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:51:31,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:51:31,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:51:31,659 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:51:31,659 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:51:31,659 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 00:51:31,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:51:31,660 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:51:31,660 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:51:31,660 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:51:31,661 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:51:31,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:51:31,661 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:51:31,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:51:31,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:51:31,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:51:31,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:51:31,663 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:51:31,663 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:51:31,664 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:51:31,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:51:31,664 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_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2021-10-13 00:51:32,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:51:32,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:51:32,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:51:32,225 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:51:32,227 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:51:32,228 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-10-13 00:51:32,317 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/data/2e642f43b/eaea4311f1f4488c9cc6fbb6a504d038/FLAGab6dcf7e8 [2021-10-13 00:51:33,344 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:51:33,345 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-10-13 00:51:33,394 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/data/2e642f43b/eaea4311f1f4488c9cc6fbb6a504d038/FLAGab6dcf7e8 [2021-10-13 00:51:33,832 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ab9e8b-faf6-4d71-98a3-1a1616b673b8/bin/uautomizer-WNIpwEf4Nt/data/2e642f43b/eaea4311f1f4488c9cc6fbb6a504d038 [2021-10-13 00:51:33,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:51:33,837 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:51:33,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:51:33,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:51:33,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:51:33,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:51:33" (1/1) ... [2021-10-13 00:51:33,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59e2513c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:51:33, skipping insertion in model container [2021-10-13 00:51:33,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:51:33" (1/1) ... [2021-10-13 00:51:33,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:51:33,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:51:35,598 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 [2021-10-13 00:51:35,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18a40ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:51:35, skipping insertion in model container [2021-10-13 00:51:35,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:51:35,601 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:51:35,605 INFO L168 Benchmark]: Toolchain (without parser) took 1766.62 ms. Allocated memory was 52.4 MB in the beginning and 73.4 MB in the end (delta: 21.0 MB). Free memory was 23.7 MB in the beginning and 39.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:51:35,607 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 52.4 MB. Free memory is still 33.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:51:35,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1755.42 ms. Allocated memory was 52.4 MB in the beginning and 73.4 MB in the end (delta: 21.0 MB). Free memory was 23.5 MB in the beginning and 39.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:51:35,612 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 52.4 MB. Free memory is still 33.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1755.42 ms. Allocated memory was 52.4 MB in the beginning and 73.4 MB in the end (delta: 21.0 MB). Free memory was 23.5 MB in the beginning and 39.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: 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...